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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1">
<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://aicdocco/taskstopics/sdk/i2c/i2c_interface_lite.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">接口设计</h1>
<div class="date inPage">16 May 2025</div><div style="color: gray;">
Read time: 5 minute(s)
</div>
<div class="- topic/body concept/conbody body conbody">
<section class="- topic/section section" id="i2c_interface_design_luban_lite__section_ssb_5gz_gdc" data-ofbid="i2c_interface_design_luban_lite__section_ssb_5gz_gdc"><h2 class="- topic/title title sectiontitle">Driver 层接口设计</h2>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_mkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_mkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_hw_i2c_register</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e54__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e58__20250519091505">static int aic_hw_i2c_register()</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e68__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e72__20250519091505">注册和初始化 I2C 设备</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e79__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e83__20250519091505">NULL</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e90__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e94__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0注册成功</div>
<div class="- topic/div div"> &lt;0注册失败</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e110__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_mkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e114__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_nkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_nkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 2</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_bus_control</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e137__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e141__20250519091505">static rt_err_t aic_i2c_bus_control(struct rt_i2c_bus_device
*bus, rt_uint32_t cmd, rt_uint32_t value)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e151__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e155__20250519091505">对 I2C 总线参数进行设置,目前支持更改总线速率</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e162__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e166__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">busI2C 接口对应的总线指针</div>
<div class="- topic/div div">cmd命令参数</div>
<div class="- topic/div div">value命令值</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e185__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e189__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> RT_EOK函数执行成功</div>
<div class="- topic/div div"> -RT_EIO非法操作</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e205__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_nkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e209__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_okr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_okr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 3</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_slave_control</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e232__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e236__20250519091505">static rt_err_t aic_i2c_slave_control(struct rt_i2c_bus_device
*bus, rt_uint32_t cmd, void *arg)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e246__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e250__20250519091505">对 I2C 从机回调函数进行配置</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e257__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e261__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">busI2C 接口对应的总线指针</div>
<div class="- topic/div div">cmd命令参数</div>
<div class="- topic/div div"> arg回调函数参数</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e280__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e284__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> RT_EOK函数执行成功</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e297__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_okr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e301__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_pkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_pkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 4</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_master_xfer</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e324__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e328__20250519091505">static rt_size_t aic_i2c_master_xfer(struct rt_i2c_bus_device
*bus, struct rt_i2c_msg msgs[], rt_uint32_t num)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e338__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e342__20250519091505">I2C 数据传输函数</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e349__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e353__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">busI2C 接口对应的总线指针</div>
<div class="- topic/div div">msgs 发送的消息数组</div>
<div class="- topic/div div">num 发送的消息数量</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e372__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e376__20250519091505">返回已发出的消息数量</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e383__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_pkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e387__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_qkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_qkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 5</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_xfer_msg</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e411__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e415__20250519091505">static int aic_i2c_xfer_msg(struct aic_i2c_ctrl *i2c_dev, struct
aic_i2c_msg *msg, bool is_first, bool is_last)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e425__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e429__20250519091505">I2C 数据传输函数</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e436__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e440__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
<div class="- topic/div div"> msg指向当前将要传输的 msg | is_first指示当前 msg 是否是第一个 msg |
is_last指示当前 msg 是否是最后一个 msg</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e456__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e460__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e476__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_qkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e480__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_rkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_rkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 6</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_xfer_msg_init</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e503__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e507__20250519091505">static void aic_i2c_xfer_msg_init(struct aic_i2c_ctrl
*i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e517__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e521__20250519091505"> 在传输每个 msg 前进行的初始化,主要是将指示每个 msg 状态的变量设置为初始值,使能中断</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e528__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e532__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e545__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e549__20250519091505"></p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e556__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_rkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e560__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_skr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_skr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 7</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_handle_write</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e583__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e587__20250519091505">static void aic_i2c_handle_write(struct aic_i2c_ctrl
*i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e597__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e601__20250519091505"> 当触发 TX_EMPTY 中断时,调用该函数。若是读 msg则调用该函数发送读命令若是写
msg则调用该函数发送数据</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e608__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e612__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e625__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e629__20250519091505"></p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e636__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_skr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e640__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_tkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_tkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 8</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">aic_i2c_handle_read</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e663__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e667__20250519091505">static void aic_i2c_handle_read(struct aic_i2c_ctrl
*i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e677__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e681__20250519091505"> 当触发 RX_FULL 中断时,调用该函数读取接收到的数据,若完成当前 msg 的接收,则释放完成量</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e688__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e692__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e705__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e709__20250519091505"></p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e716__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_tkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e720__20250519091505">-</p></td>
</tr>
</tbody></table></div>
</section>
<section class="- topic/section section" id="i2c_interface_design_luban_lite__section_rdk_vgz_gdc" data-ofbid="i2c_interface_design_luban_lite__section_rdk_vgz_gdc"><h2 class="- topic/title title sectiontitle">HAL 层接口设计</h2>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_ukr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_ukr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 9</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_init</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e749__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e753__20250519091505">int hal_i2c_init(aic_i2c_ctrl *i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e763__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e767__20250519091505">初始化 I2C 的时钟,主从模式,速率等基础设置</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e774__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e778__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e791__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e795__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e811__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_ukr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e815__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_vkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_vkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 10</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_clk_init</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e838__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e842__20250519091505">int hal_i2c_clk_init(aic_i2c_ctrl *i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e852__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e856__20250519091505">初始化 I2C 的时钟</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e863__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e867__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e880__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e884__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e900__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_vkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e904__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_wkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_wkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 11</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_set_hold</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e927__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e931__20250519091505">void hal_i2c_set_hold(aic_i2c_ctrl *i2c_dev, u32 val)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e941__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e945__20250519091505">设置 SDA 的保持时间</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e952__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e956__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | val设置保持时间的 cycle
数量保持时间val*41.66 ns</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e969__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e973__20250519091505"></p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e980__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_wkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e984__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_xkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_xkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 12</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_set_master_slave_mode</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1007__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1011__20250519091505">int hal_i2c_set_master_slave_mode(aic_i2c_ctrl *i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1021__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1025__20250519091505">设置主从模式</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1032__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1036__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1049__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1053__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1069__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_xkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1073__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_ykr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_ykr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 13</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_master_10bit_addr</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1097__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1101__20250519091505">int hal_i2c_master_10bit_addr(aic_i2c_ctrl *i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1111__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1115__20250519091505">设置主机模式的寻址模式</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1122__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1126__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1139__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1143__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1159__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_ykr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1163__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_zkr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_zkr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 14</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_slave_10bit_addr</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1186__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1190__20250519091505">int hal_i2c_slave_10bit_addr(aic_i2c_ctrl *i2c_dev)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1200__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1204__20250519091505">设置从机模式的寻址模式</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1211__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1215__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1228__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1232__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1248__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_zkr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1252__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_alr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_alr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 15</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_scl_cnt</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1275__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1279__20250519091505">static int hal_i2c_scl_cnt(uint32_t clk_freq, uint8_t
is_standard_speed, uint16_t *hcnt, uint16_t *lcnt)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1289__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1293__20250519091505"> 根据 i2c 模块工作的时钟频率和 i2c 的传输速率,返回需要设置的 hcnt 值和 lcnt 值</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1300__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1304__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1317__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1321__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1337__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_alr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1341__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_blr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_blr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 16</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_speed_mode_select</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1364__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1368__20250519091505">int hal_i2c_speed_mode_select(aic_i2c_ctrl *i2c_dev, uint32_t
clk_freq, uint8_t mode)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1378__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1382__20250519091505">设置 I2C 的传输的工作模式和传输速率</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1389__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1393__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | clk_freq模块时钟的时钟频率 |
mode工作模式</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1406__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1410__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1426__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_blr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1430__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_clr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_clr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 17</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_target_addr</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1453__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1457__20250519091505">void hal_i2c_target_addr(aic_i2c_ctrl *i2c_dev, uint32_t
addr)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1467__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1471__20250519091505">设置 I2C 目标设备的地址</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1478__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1482__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | addr目标地址</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1495__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1499__20250519091505"></p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1506__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_clr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1510__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_dlr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_dlr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 18</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_slave_own_addr</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1533__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1537__20250519091505">int hal_i2c_slave_own_addr(aic_i2c_ctrl *i2c_dev, uint32_t
addr)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1547__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1551__20250519091505">设置 SLAVE 模式被寻址的地址</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1558__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1562__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | addr目标地址</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1575__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1579__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div"> &lt;0执行过程中发生错误</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1595__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_dlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1599__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_elr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_elr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 19</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_wait_transmit</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1623__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1627__20250519091505">static int32_t hal_i2c_wait_transmit(aic_i2c_ctrl *i2c_dev,
uint32_t timeout)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1637__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1641__20250519091505">I2C 数据发送的超时函数</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1648__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1652__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | timeout超时时间单位 ms</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1665__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1669__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div">&lt;0超时</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1685__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_elr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1689__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_flr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_flr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 20</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_wait_receive</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1712__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1716__20250519091505">static int32_t hal_i2c_wait_receive(aic_i2c_ctrl *i2c_dev,
uint32_t wait_data_num, uint32_t timeout)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1726__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1730__20250519091505">I2C 数据接收的超时函数</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1737__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1741__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | wait_data_num等待接收数据的数量
| timeout超时时间单位 ms</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1754__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1758__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div">&lt;0超时</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1774__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_flr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1778__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_glr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_glr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 21</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_wait_bus_free</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1801__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1805__20250519091505">int32_t hal_i2c_wait_bus_free(aic_i2c_ctrl *i2c_dev, uint32_t
timeout)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1815__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1819__20250519091505">等待 I2C 总线空闲</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1826__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1830__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | timeout超时时间单位 ms</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1843__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1847__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div">0执行成功</div>
<div class="- topic/div div">&lt;0超时</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1863__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_glr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1867__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_hlr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_hlr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 22</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_master_send_msg</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1890__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1894__20250519091505">int32_t hal_i2c_master_send_msg(aic_i2c_ctrl *i2c_dev, struct
aic_i2c_msg *msg, uint8_t is_last_message)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1904__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1908__20250519091505">发送数据</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1915__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1919__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | msg指向当前将要传输的 msg |
is_last_message指示当前 msg 是否是最后一个 msg</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1932__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1936__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> send_count发送数据的数量</div>
<div class="- topic/div div"> &lt;0发送出错</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1952__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_hlr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1956__20250519091505">- </p></td>
</tr>
</tbody></table></div>
<div class="table-container"><table class="- topic/table table frame-all" id="i2c_interface_design_luban_lite__table_ilr_wf3_fdc" data-ofbid="i2c_interface_design_luban_lite__table_ilr_wf3_fdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label"><span class="table--title-label-number"> 23</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">hal_i2c_master_receive_msg</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><thead class="- topic/thead thead">
<tr class="- topic/row">
<th class="- topic/entry entry colsep-1 rowsep-1" id="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1979__20250519091505">函数原型</p></th>
<th class="- topic/entry entry colsep-0 rowsep-1" id="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1983__20250519091505">int32_t hal_i2c_master_receive_msg(aic_i2c_ctrl *i2c_dev, struct
aic_i2c_msg *msg, uint8_t is_last_message)</p></th>
</tr>
</thead><tbody class="- topic/tbody tbody">
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e1993__20250519091505">功能说明</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e1997__20250519091505">发送数据</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e2004__20250519091505">参数定义</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e2008__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> i2c_dev指向自定义的 aic_i2c_ctrl 结构体 | msg指向当前将要传输的 msg |
is_last_message指示当前 msg 是否是最后一个 msg</div>
</div>
</p></td>
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<td class="- topic/entry entry colsep-1 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e2021__20250519091505">返回值</p></td>
<td class="- topic/entry entry colsep-0 rowsep-1" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e2025__20250519091505">
<div class="- topic/div div">
<div class="- topic/div div"> read_count接收到数据的数量</div>
<div class="- topic/div div"> &lt;0接收出错</div>
</div>
</p></td>
</tr>
<tr class="- topic/row">
<td class="- topic/entry entry colsep-1 rowsep-0" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__1"><p class="- topic/p p" data-ofbid="d36342e2041__20250519091505">注意事项</p></td>
<td class="- topic/entry entry colsep-0 rowsep-0" headers="i2c_interface_design_luban_lite__table_ilr_wf3_fdc__entry__2"><p class="- topic/p p" data-ofbid="d36342e2045__20250519091505">-</p></td>
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