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class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-console.html" id="id-d3752e2277-link">调试配置</a></div></div></li><li role="treeitem" aria-expanded="true"><div data-tocid="id-d3752e2291" class="topicref" data-id="id" data-state="expanded"><span role="button" tabindex="0" aria-labelledby="button-collapse-action id-d3752e2291-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display.html" id="id-d3752e2291-link">屏幕配置</a></div></div><ul role="group" class="navbar-nav nav-list"><li role="treeitem" class="active"><div data-tocid="section_etw_v5b_bdc-d3752e2305" class="topicref" data-id="section_etw_v5b_bdc" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-display_rgb.html" id="section_etw_v5b_bdc-d3752e2305-link">RGB</a></div></div></li><li role="treeitem"><div data-tocid="section_nch_w5b_bdc-d3752e2319" 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id="concept_smb_cl3_pzb-d3752e2389-link">调屏常见问题</a></div></div></li></ul></li><li role="treeitem"><div data-tocid="id-d3752e2403" class="topicref" data-id="id" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/bringup/lite-bringup-samples.html" id="id-d3752e2403-link">示例程序</a></div></div></li></ul></li><li role="treeitem" aria-expanded="false"><div data-tocid="id-d3752e2418" class="topicref" data-id="id" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action id-d3752e2418-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/chapter-advanced-app.html" id="id-d3752e2418-link">高级应用</a><div class="wh-tooltip"><p class="shortdesc">系统、存储、多媒体、接口、安全等模块的详细配置和设计说明。</p></div></div></div></li></ul></div>
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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1">
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<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/bringup/lite-bringup-display_rgb.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">RGB</h1>
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<div class="date inPage">16 May 2025</div><div style="color: gray;">
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Read time: 8 minute(s)
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<div class="- topic/body body">
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<section class="- topic/section section" id="section_etw_v5b_bdc__section_zhb_r5y_p2c" data-ofbid="section_etw_v5b_bdc__section_zhb_r5y_p2c"><h2 class="- topic/title title sectiontitle">RGB 屏幕（无需初始化）</h2>
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<p class="- topic/p p" data-ofbid="d160987e33__20250519091522">对于无需初始化的 RGB 屏幕，使用 ``simple-panel`` 驱动，在 menuconfig
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界面中配置屏幕规格书中的时序和规格参数即可。具体流程如下所示：</p>
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<div class="- topic/p p" data-ofbid="d160987e36__20250519091522">
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<ol class="- topic/ol ol" id="section_etw_v5b_bdc__ul_j2d_nvb_bdc" data-ofbid="section_etw_v5b_bdc__ul_j2d_nvb_bdc">
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<li class="- topic/li li" data-ofbid="d160987e40__20250519091522">在 <span class="- topic/ph ph">Luban-Lite</span> 根目录下执行 <span class="+ topic/keyword sw-d/cmdname keyword cmdname">me</span>，进入 menuconfig
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的功能配置界面。</li>
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<li class="- topic/li li" data-ofbid="d160987e49__20250519091522">选择显示接口 <span class="+ topic/ph ui-d/uicontrol ph uicontrol">Display RGB
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interface</span>：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__pre_ltw_v5b_bdc" data-ofbid="section_etw_v5b_bdc__pre_ltw_v5b_bdc">Board options --->
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[*] Using Display Engine (DE)
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Display Parameter --->
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select Display interface (Display RGB interface) --->
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RGB interface options ---></pre></li>
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<li class="- topic/li li" data-ofbid="d160987e57__20250519091522">配置 <span class="+ topic/ph ui-d/uicontrol ph uicontrol">RGB interface options</span>
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中的接口参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__pre_mtw_v5b_bdc" data-ofbid="section_etw_v5b_bdc__pre_mtw_v5b_bdc">Board options --->
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Graphics Support --->
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Graphics support
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[*] Display Support
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select Display interface (Display RGB interface) --->
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RGB interface options --->
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rgb mode (PRGB) --->
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interface format (PRGB <span class="hl-number">16</span> BIT LD) --->
|
||
data order (RGB) --->
|
||
clock phase select(<span class="hl-number">0</span> degree) ---></pre><div class="- topic/note note note note_note" id="section_etw_v5b_bdc__note_zdc_hfm_42c" data-ofbid="section_etw_v5b_bdc__note_zdc_hfm_42c"><span class="note__title">注：</span> 显示接口参数详解可参考 Luban-Lite SDK 指南 Display
|
||
使用指南章节</div></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e67__20250519091522">选择 simple-panel
|
||
驱动：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__pre_ntw_v5b_bdc" data-ofbid="section_etw_v5b_bdc__pre_ntw_v5b_bdc">Board options --->
|
||
[*] Using Display Engine (DE)
|
||
Display Parameter --->
|
||
Display Panels --->
|
||
ArtInChip Panel Drivers (ArtInChip simple panel) ---></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e72__20250519091522">配置 simple-panel
|
||
的时序参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_zgd_chm_42c" data-ofbid="section_etw_v5b_bdc__codeblock_zgd_chm_42c">Board options --->
|
||
[*] Using Display Engine (DE)
|
||
Display Parameter --->
|
||
Display Panels --->
|
||
ArtInChip Panel Drivers (ArtInChip simple panel) --->
|
||
display timing of simple panel --->
|
||
(<span class="hl-number">52</span>) pixelclock in MHZ
|
||
(<span class="hl-number">1024</span>) hactive
|
||
(<span class="hl-number">600</span>) vactive
|
||
(<span class="hl-number">160</span>) hback-porch
|
||
(<span class="hl-number">160</span>) hfront-porch
|
||
(<span class="hl-number">20</span>) hsync-len
|
||
(<span class="hl-number">12</span>) vback-porch
|
||
(<span class="hl-number">20</span>) vfront-porch
|
||
(<span class="hl-number">2</span>) vsync-len</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e78__20250519091522">配置引脚功能。在 <span class="+ topic/ph sw-d/filepath ph filepath">pinmux.c</span> 文件中添加 LCD 的功能（功能 2）引脚。<p class="- topic/p p" data-ofbid="d160987e83__20250519091522">以
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">demo128-nand</code> 工程为例，在配置文件
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">target/d21x/demo128-nand/pinmux.c</code> 中添加所需引脚。例如，对于
|
||
D213 芯片型号， PRGB 16 BIT LD
|
||
模式引脚配置如下所示：</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__pre_otw_v5b_bdc" data-ofbid="section_etw_v5b_bdc__pre_otw_v5b_bdc">#ifdef AIC_PRGB_<span class="hl-number">24</span>BIT <em class="hl-comment">// rgb mode = PRGB, interface format = PRGB 16 BIT LD</em>
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.9"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.10"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.11"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.12"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.13"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.14"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.15"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.16"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.17"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.18"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.19"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.20"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.21"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.22"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.23"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.24"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.25"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.26"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.27"</span>},
|
||
#endif</pre><div class="- topic/p p" data-ofbid="d160987e93__20250519091522">RGB 显示接口引脚取决于芯片型号，rgb mode 和 interface format。以
|
||
D213 芯片型号为例，其定义图如下：<br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="section_etw_v5b_bdc__image_rwc_hp4_42c" src="../../../images/bringup/lite_bringup_rgb_pin.png"/></div><br/>
|
||
</div></li>
|
||
</ol>
|
||
</div>
|
||
</section>
|
||
<section class="- topic/section section" id="section_etw_v5b_bdc__section_fqk_s5y_p2c" data-ofbid="section_etw_v5b_bdc__section_fqk_s5y_p2c"><h2 class="- topic/title title sectiontitle">RGB 屏幕（SPI 初始化）</h2>
|
||
|
||
<div class="- topic/p p" data-ofbid="d160987e106__20250519091522">对于需要通过 SPI 发送初始化命令的 RGB 屏幕，需根据屏厂提供的资料，开发一款专用的驱动。开发步骤如下：<ol class="- topic/ol ol" id="section_etw_v5b_bdc__ol_wyw_s5y_p2c" data-ofbid="section_etw_v5b_bdc__ol_wyw_s5y_p2c">
|
||
<li class="- topic/li li" data-ofbid="d160987e110__20250519091522">创建屏驱动<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_avf_4mm_42c" data-ofbid="section_etw_v5b_bdc__ul_avf_4mm_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e114__20250519091522">复制模板文件 ``panel_rgb_st7701s.c``</li>
|
||
<li class="- topic/li li" data-ofbid="d160987e117__20250519091522">将新文件重命名为 ``panel_rgb_xxx.c`` (xxx 为屏驱 IC 型号)</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e121__20250519091522">注册新驱动文件<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_ejr_qym_42c" data-ofbid="section_etw_v5b_bdc__ul_ejr_qym_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e125__20250519091522">修改 <span class="+ topic/ph sw-d/filepath ph filepath">bsp\artinchip\drv\display\panel\Kconfig</span>
|
||
文件，添加下列配置项，使新驱动在 menuconfig
|
||
界面可见：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_pdw_gcn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_pdw_gcn_42c">config AIC_PANEL_RGB_XXX
|
||
bool <span class="hl-string">"ArtInChip RGB XXX panel"</span>
|
||
depends on AIC_DISP_RGB
|
||
select AIC_PANEL_SPI_EMULATION</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e133__20250519091522">修改 <span class="+ topic/ph sw-d/filepath ph filepath">bsp/artinchip/SConscript</span>
|
||
文件，添加编译规则：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_blz_4cn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_blz_4cn_42c"><strong class="hl-keyword">if</strong> GetDepend(<span class="hl-string">'AIC_PANEL_RGB_XXX'</span>):
|
||
src += Glob(<span class="hl-string">'drv/display/panel/panel_rgb_xxx.c'</span>)</pre></li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e142__20250519091522">注册新 struct aic_panel 结构体。<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_pdp_xcn_42c" data-ofbid="section_etw_v5b_bdc__ul_pdp_xcn_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e146__20250519091522">修改 <span class="+ topic/ph sw-d/filepath ph filepath">panel_rgb_xxx.c</span> 的 <span class="+ topic/keyword pr-d/parmname keyword parmname">struct
|
||
aic_panel</span> 命名，重命名格式为 ``rgb_xxx``。</li>
|
||
<li class="- topic/li li" data-ofbid="d160987e155__20250519091522">在 <span class="+ topic/ph sw-d/filepath ph filepath">panel_com.h</span>` 中 extern struct aic_panel
|
||
rgb_xxx<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_kfh_3dn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_kfh_3dn_42c"><em class="hl-comment">// panel_com.h</em>
|
||
<strong class="hl-keyword">extern</strong> <strong class="hl-keyword">struct</strong> aic_panel rgb_xxx;</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e163__20250519091522">在 <span class="+ topic/ph sw-d/filepath ph filepath">panel_com.h</span> 中 extern struct aic_panel
|
||
rgb_xxx<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_rm4_jdn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_rm4_jdn_42c"><em class="hl-comment">// panel_com.c</em>
|
||
<strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> aic_panel *panels[] = {
|
||
...
|
||
#ifdef AIC_PANEL_RGB_XXX
|
||
&rgb_xxx,
|
||
#endif
|
||
};</pre></li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e172__20250519091522">设置屏幕时序和接口参数。<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_yjc_wdn_42c" data-ofbid="section_etw_v5b_bdc__ul_yjc_wdn_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e176__20250519091522">修改 <span class="+ topic/keyword pr-d/parmname keyword parmname">struct display_timing</span> 结构体，根据 LCD
|
||
屏幕规格书修改时序参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_mgk_khn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_mgk_khn_42c"><strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> display_timing xxx_timing = {
|
||
.pixelclock = <span class="hl-number">42000000</span>,
|
||
.hactive = <span class="hl-number">400</span>,
|
||
.hfront_porch = <span class="hl-number">100</span>,
|
||
.hback_porch = <span class="hl-number">100</span>,
|
||
.hsync_len = <span class="hl-number">10</span>,
|
||
.vactive = <span class="hl-number">960</span>,
|
||
.vfront_porch = <span class="hl-number">80</span>,
|
||
.vback_porch = <span class="hl-number">100</span>,
|
||
.vsync_len = <span class="hl-number">20</span>,
|
||
};</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e184__20250519091522">修改 <span class="+ topic/keyword pr-d/parmname keyword parmname">struct panel_rgb</span> 结构体，根据 LCD 屏幕规格书和 PCB
|
||
连线修改显示接口参数：<pre class="+ topic/pre pr-d/codeblock pre codeblock" id="section_etw_v5b_bdc__codeblock_c4v_c3n_42c" data-ofbid="section_etw_v5b_bdc__codeblock_c4v_c3n_42c"><code>static struct panel_rgb rgb = {
|
||
.mode = PRGB,
|
||
.format = PRGB_24BIT,
|
||
.clock_phase = DEGREE_0,
|
||
.data_order = RGB,
|
||
.data_mirror = 0,
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e192__20250519091522">
|
||
<div class="- topic/note note note note_note" id="section_etw_v5b_bdc__note_pzn_k3n_42c" data-ofbid="section_etw_v5b_bdc__note_pzn_k3n_42c"><span class="note__title">注：</span> 显示接口参数详解可参考<a class="- topic/xref xref" href="../display/display_user_guide.html">Display 使用指南</a>。</div>
|
||
</li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e203__20250519091522">添加初始化操作<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_o5c_sjn_42c" data-ofbid="section_etw_v5b_bdc__ul_o5c_sjn_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e207__20250519091522">重新实现 ``struct aic_panel_funcs`` 结构体中的 `prepare` 或者 `enable`
|
||
接口，发送初始化命令<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_vsg_zjn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_vsg_zjn_42c"><strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> aic_panel_funcs st7701s_funcs = {
|
||
.disable = panel_default_disable,
|
||
.unprepare = panel_default_unprepare,
|
||
.prepare = panel_default_prepare,
|
||
.enable = panel_enable,
|
||
.register_callback = panel_register_callback,
|
||
};</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e212__20250519091522">根据板卡原理图添加 ``reset`` 或 ``power`` 控制引脚的逻辑<p class="- topic/p p" data-ofbid="d160987e214__20250519091522">如果不需要软件控制 reset
|
||
引脚，该步骤可省略</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_dny_1kn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_dny_1kn_42c">#<span class="hl-directive">define</span> RESET_PIN <span class="hl-string">"PE.1"</span>
|
||
<strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> gpio_desc reset_gpio;
|
||
<strong class="hl-keyword">static</strong> <strong class="hl-keyword">struct</strong> gpio_desc sleep_gpio;
|
||
|
||
<strong class="hl-keyword">static</strong> <strong class="hl-keyword">void</strong> panel_gpio_init(<strong class="hl-keyword">void</strong>)
|
||
{
|
||
panel_get_gpio(&reset_gpio, RESET_PIN);
|
||
panel_get_gpio(&sleep_gpio, SLEEP_PIN);
|
||
|
||
panel_gpio_set_value(&sleep_gpio, <span class="hl-number">1</span>);
|
||
aic_delay_ms(<span class="hl-number">2</span>);
|
||
panel_gpio_set_value(&reset_gpio, <span class="hl-number">0</span>);
|
||
aic_delay_ms(<span class="hl-number">20</span>);
|
||
panel_gpio_set_value(&reset_gpio, <span class="hl-number">1</span>);
|
||
aic_delay_ms(<span class="hl-number">120</span>);
|
||
}</pre></li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e221__20250519091522">配置 SPI 引脚<ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_p22_5ln_42c" data-ofbid="section_etw_v5b_bdc__ul_p22_5ln_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e225__20250519091522">根据板卡原理图指定 SPI
|
||
引脚<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_m4f_dmn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_m4f_dmn_42c">#<span class="hl-directive">define</span> CS <span class="hl-string">"PE.3"</span>
|
||
#<span class="hl-directive">define</span> SCL <span class="hl-string">"PA.8"</span>
|
||
#<span class="hl-directive">define</span> SDI <span class="hl-string">"PA.9"</span></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e230__20250519091522">在 SPI
|
||
发送前初始化相关引脚<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_vml_2mn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_vml_2mn_42c"><strong class="hl-keyword">static</strong> <strong class="hl-keyword">int</strong> panel_enable(<strong class="hl-keyword">struct</strong> aic_panel *panel)
|
||
{
|
||
panel_spi_device_emulation(CS, SDI, SCL);
|
||
...
|
||
<em class="hl-comment">// 发送初始化命令</em>
|
||
}</pre></li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e236__20250519091522">配置引脚功能<p class="- topic/p p" data-ofbid="d160987e238__20250519091522">在 pinmux.c 文件中添加引脚功能，包括 LCD 引脚，SPI 引脚 和 reset 控制引脚</p><p class="- topic/p p" data-ofbid="d160987e240__20250519091522">以
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">demo128-nand</code> 工程为例，在
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">target/d21x/demo128-nand/pinmux.c</code> 文件中添加所需引脚：</p><ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_xcd_4mn_42c" data-ofbid="section_etw_v5b_bdc__ul_xcd_4mn_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e250__20250519091522">按板卡原理图添加控制引脚和 SPI 引脚，设置功能
|
||
1<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_hjb_xmn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_hjb_xmn_42c">#ifdef AIC_PANEL_RGB_XXX
|
||
...
|
||
{<span class="hl-number">1</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PE.3"</span>}, <em class="hl-comment">// CS</em>
|
||
{<span class="hl-number">1</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PA.8"</span>}, <em class="hl-comment">// SCL</em>
|
||
{<span class="hl-number">1</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PA.9"</span>}, <em class="hl-comment">// SDA</em>
|
||
{<span class="hl-number">1</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PE.1"</span>}, <em class="hl-comment">// RESET_PIN</em>
|
||
#endif</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e255__20250519091522">根据芯片型号和显示接口参数，添加 LCD 引脚，配置功能
|
||
2<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_ssp_ymn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_ssp_ymn_42c">#ifdef AIC_PANEL_RGB_XXX <em class="hl-comment">// D213, mode = PRGB, format = PRGB_24BIT</em>
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.0"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.1"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.2"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.3"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.4"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.5"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.6"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.7"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.8"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.9"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.10"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.11"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.12"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.13"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.14"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.15"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.16"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.17"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.18"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.19"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.20"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.21"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.22"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.23"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.24"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.25"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.26"</span>},
|
||
{<span class="hl-number">2</span>, PIN_PULL_DIS, <span class="hl-number">3</span>, <span class="hl-string">"PD.27"</span>},
|
||
#endif</pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e260__20250519091522">RGB 显示接口引脚定义图如下：<img class="- topic/image image" id="section_etw_v5b_bdc__image_wpd_5p4_42c" src="../../../images/bringup/lite_bringup_rgb_pin.png"/></li>
|
||
</ul></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e265__20250519091522">使能新建的 panel 驱动<p class="- topic/p p" data-ofbid="d160987e267__20250519091522">在 Luban-Lite 根目录下执行 me，进入 menuconfig 的功能配置界面。</p><ul class="- topic/ul ul" id="section_etw_v5b_bdc__ul_jmk_2nn_42c" data-ofbid="section_etw_v5b_bdc__ul_jmk_2nn_42c">
|
||
<li class="- topic/li li" data-ofbid="d160987e271__20250519091522">选择显示接口 Display RGB
|
||
interface：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_ghl_4nn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_ghl_4nn_42c">Board options --->
|
||
[*] Using Display Engine (DE)
|
||
Display Parameter --->
|
||
select Display interface (Display RGB interface) --->
|
||
RGB interface options ---></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d160987e276__20250519091522">选择新建的 ArtInChip RGB XXX panel
|
||
驱动：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="section_etw_v5b_bdc__codeblock_qnv_4nn_42c" data-ofbid="section_etw_v5b_bdc__codeblock_qnv_4nn_42c">Board options --->
|
||
[*] Using Display Engine (DE)
|
||
Display Parameter --->
|
||
Display Panels --->
|
||
ArtInChip Panel Drivers (ArtInChip RGB XXX panel) ---></pre></li>
|
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</ul></li>
|
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</ol></div>
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</section>
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#section_etw_v5b_bdc__section_zhb_r5y_p2c" data-tocid="section_etw_v5b_bdc__section_zhb_r5y_p2c">RGB 屏幕（无需初始化）</a></div></li><li class="section-item"><div class="section-title"><a href="#section_etw_v5b_bdc__section_fqk_s5y_p2c" data-tocid="section_etw_v5b_bdc__section_fqk_s5y_p2c">RGB 屏幕（SPI 初始化）</a></div></li></ul></div>
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