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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://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/product/m680x-feature.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">功能特性</h1><div class="date inPage">27 Nov 2024</div><div style="color: gray;">
Read time: 3 minute(s)
</div><div class="- topic/body concept/conbody body conbody"><ul class="- topic/ul ul" id="m680x-feature__ul_njs_ckd_hzb" data-ofbid="m680x-feature__ul_njs_ckd_hzb"><li class="- topic/li li" data-ofbid="d332015e23__20250121171834"><strong class="+ topic/ph hi-d/b ph b">CPU</strong><ul class="- topic/ul ul" id="m680x-feature__ul_fwj_bkd_hzb" data-ofbid="m680x-feature__ul_fwj_bkd_hzb"><li class="- topic/li li" data-ofbid="d332015e27__20250121171834">采用平头哥 E907 高性能 32-bit RISC-V 内核</li><li class="- topic/li li" data-ofbid="d332015e29__20250121171834">RV32IMAFDCP 指令架构</li><li class="- topic/li li" data-ofbid="d332015e31__20250121171834">468 MHz @1.1V552 MHz@1.2V</li><li class="- topic/li li" data-ofbid="d332015e33__20250121171834">L1
I/D-Cache 32 KB/32 KB</li><li class="- topic/li li" data-ofbid="d332015e35__20250121171834">支持紧耦合存储
(TCM)I/D-TCM
最大可配置 128 KB/ 128 KB</li><li class="- topic/li li" data-ofbid="d332015e37__20250121171834">单精度/ 双精度浮点单元,集成 DSP 指令集</li><li class="- topic/li li" data-ofbid="d332015e39__20250121171834">PMP 安全保护</li><li class="- topic/li li" data-ofbid="d332015e41__20250121171834">核内中断 CLINT 和中断控制器 CLIC</li></ul></li><li class="- topic/li li" data-ofbid="d332015e43__20250121171834"><strong class="+ topic/ph hi-d/b ph b">片内存储</strong><ul class="- topic/ul ul" id="m680x-feature__ul_xfg_bld_hzb" data-ofbid="m680x-feature__ul_xfg_bld_hzb"><li class="- topic/li li" data-ofbid="d332015e47__20250121171834">BROM 64 KB</li><li class="- topic/li li" data-ofbid="d332015e49__20250121171834">SRAM up to 1 MB其中 256 KB 可配置为 TCM 使用</li><li class="- topic/li li" data-ofbid="d332015e51__20250121171834">片内 NOR
Flash up to 2 MB<ul class="- topic/ul ul" id="m680x-feature__ul_m5n_52d_cbc" data-ofbid="m680x-feature__ul_m5n_52d_cbc"><li class="- topic/li li" data-ofbid="d332015e54__20250121171834">支持外部 SPI 接口直通模式烧录</li><li class="- topic/li li" data-ofbid="d332015e56__20250121171834">支持 USB/ UART /JTAG 烧录</li></ul></li></ul></li><li class="- topic/li li" data-ofbid="d332015e58__20250121171834"><strong class="+ topic/ph hi-d/b ph b">系统安全</strong><ul class="- topic/ul ul" id="m680x-feature__ul_mvk_jkd_hzb" data-ofbid="m680x-feature__ul_mvk_jkd_hzb"><li class="- topic/li li" data-ofbid="d332015e62__20250121171834">支持数字签名安全启动方式</li><li class="- topic/li li" data-ofbid="d332015e64__20250121171834">CE 实现 AES/ TDES/ RSA 等加解密算法及 SHA/ HMAC 校准算法</li><li class="- topic/li li" data-ofbid="d332015e66__20250121171834">SPI_ENC 实现
片内
NOR Flash 在线解密</li><li class="- topic/li li" data-ofbid="d332015e68__20250121171834">SID 内置熔丝 2048-bit ,其中 512-bit 供自定义使用</li><li class="- topic/li li" data-ofbid="d332015e70__20250121171834">内置 256-bit TRNG 产生器</li></ul></li><li class="- topic/li li" data-ofbid="d332015e72__20250121171834"><strong class="+ topic/ph hi-d/b ph b">系统保护</strong><ul class="- topic/ul ul" id="m680x-feature__ul_vtw_dld_hzb" data-ofbid="m680x-feature__ul_vtw_dld_hzb"><li class="- topic/li li" data-ofbid="d332015e76__20250121171834">内置 THS 温度传感器,支持高低温报警和过温复位</li></ul></li><li class="- topic/li li" data-ofbid="d332015e78__20250121171834"><strong class="+ topic/ph hi-d/b ph b">GTC 通用计时器</strong><ul class="- topic/ul ul" id="m680x-feature__ul_gkb_2ld_hzb" data-ofbid="m680x-feature__ul_gkb_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e82__20250121171834">52 位计时器,提供系统心跳时钟,计时周期大于 35 年</li><li class="- topic/li li" data-ofbid="d332015e84__20250121171834">调试模式下可配置为暂停计时或继续计时</li></ul></li><li class="- topic/li li" data-ofbid="d332015e86__20250121171834"><strong class="+ topic/ph hi-d/b ph b">WDOG 看门狗</strong><ul class="- topic/ul ul" id="m680x-feature__ul_cqf_2ld_hzb" data-ofbid="m680x-feature__ul_cqf_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e90__20250121171834">支持中断和复位,超时时间 1 ms ~
37
小时可配置</li><li class="- topic/li li" data-ofbid="d332015e92__20250121171834">调试模式下可配置为暂停计时或继续计时</li><li class="- topic/li li" data-ofbid="d332015e94__20250121171834">硬件写保护机制</li></ul></li><li class="- topic/li li" data-ofbid="d332015e96__20250121171834"><strong class="+ topic/ph hi-d/b ph b">时钟和电源管理</strong><ul class="- topic/ul ul" id="m680x-feature__ul_as3_2ld_hzb" data-ofbid="m680x-feature__ul_as3_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e100__20250121171834">内置三个 PLL<ul class="- topic/ul ul" id="m680x-feature__ul_qdt_mld_hzb" data-ofbid="m680x-feature__ul_qdt_mld_hzb"><li class="- topic/li li" data-ofbid="d332015e103__20250121171834">PLL_INT0 用于 CPU 单独使用</li><li class="- topic/li li" data-ofbid="d332015e105__20250121171834">PLL_INT1 用于总线,内部模块,及低速接口模块使用</li><li class="- topic/li li" data-ofbid="d332015e107__20250121171834">PLL_FRA0 用于 SPI 模块使用,支持展频</li></ul></li><li class="- topic/li li" data-ofbid="d332015e109__20250121171834">内置三个 LDO<ul class="- topic/ul ul" id="m680x-feature__ul_sz2_lld_hzb" data-ofbid="m680x-feature__ul_sz2_lld_hzb"><li class="- topic/li li" data-ofbid="d332015e112__20250121171834">LDO25 (2.5 V 100 mA)用于系统复位启动、ADC 供电、eFuse 供电</li><li class="- topic/li li" data-ofbid="d332015e114__20250121171834">LDO18 (1.8 V 100 mA),用于其他外设供电 </li><li class="- topic/li li" data-ofbid="d332015e116__20250121171834">LDO1x (0.9~1.9 V 500 mA每档 50 mV),用于内核逻辑
供电(VDD_SYS)</li></ul></li></ul></li><li class="- topic/li li" data-ofbid="d332015e118__20250121171834"><strong class="+ topic/ph hi-d/b ph b">通用接口</strong><ul class="- topic/ul ul" id="m680x-feature__ul_ypk_2ld_hzb" data-ofbid="m680x-feature__ul_ypk_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e122__20250121171834">最多支持一个 USB DEVICE</li><li class="- topic/li li" data-ofbid="d332015e124__20250121171834">最多支持一个 EMAC支持 RMII支持 IEEE1588 协议</li><li class="- topic/li li" data-ofbid="d332015e126__20250121171834">最多支持三个 SPI支持标准 SPI 和 QSPI
(仅
SPI1/2 支持 QSPI可配置为 Master/ Slave</li><li class="- topic/li li" data-ofbid="d332015e128__20250121171834">最多支持八个 UART兼容工业标准 16550波特率精度 &lt; 2%</li><li class="- topic/li li" data-ofbid="d332015e130__20250121171834">最多支持三个 I2C支持 7-bit 和 10-bit 寻址,最高速率 400
kb/s</li><li class="- topic/li li" data-ofbid="d332015e132__20250121171834">最多支持两个 CAN支持 A 和 CAN2.0B,通信速率最高 1 Mbps </li><li class="- topic/li li" data-ofbid="d332015e134__20250121171834">最多支持一个 PBUS用于对外部设备地址空间进行读写访问</li><li class="- topic/li li" data-ofbid="d332015e136__20250121171834">最多支持 88 个 GPIO每个 IO 独立配置</li></ul></li><li class="- topic/li li" data-ofbid="d332015e138__20250121171834"><strong class="+ topic/ph hi-d/b ph b">CORDIC</strong><ul class="- topic/ul ul" id="m680x-feature__ul_nvm_2ld_hzb" data-ofbid="m680x-feature__ul_nvm_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e142__20250121171834">支持 sin/ cos/ arctan/ atan2/ phase 等数学函数加速</li></ul></li><li class="- topic/li li" data-ofbid="d332015e144__20250121171834"><strong class="+ topic/ph hi-d/b ph b">硬件电流环 (HCL)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_zmq_2ld_hzb" data-ofbid="m680x-feature__ul_zmq_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e148__20250121171834">支持自动获取 ADC 数据</li><li class="- topic/li li" data-ofbid="d332015e150__20250121171834">支持自动获取 QEP/ TA-IF/ ENDAT-IF/ BISS-IF 编码器位置数据</li><li class="- topic/li li" data-ofbid="d332015e152__20250121171834">支持 CLARKE/ PARK/ PID/ IPARK/ SVPWM 算法的硬件加速</li><li class="- topic/li li" data-ofbid="d332015e154__20250121171834">内置死区补偿算法</li><li class="- topic/li li" data-ofbid="d332015e156__20250121171834">支持自动更新 EPWM 输出占空比</li><li class="- topic/li li" data-ofbid="d332015e158__20250121171834">支持断点模式</li></ul></li><li class="- topic/li li" data-ofbid="d332015e160__20250121171834"><strong class="+ topic/ph hi-d/b ph b">Enhanced PWM (EPWM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_qy4_vld_hzb" data-ofbid="m680x-feature__ul_qy4_vld_hzb"><li class="- topic/li li" data-ofbid="d332015e164__20250121171834">最多可支持 12 个互补 PWM 输出或 24 个独立 PWM</li><li class="- topic/li li" data-ofbid="d332015e166__20250121171834">最多支持六个 HRPWM 输出,分辨率可达 156 ps</li><li class="- topic/li li" data-ofbid="d332015e168__20250121171834">内置 16-bit 计数器</li><li class="- topic/li li" data-ofbid="d332015e170__20250121171834">支持递增、递减或先递增后递减计数</li><li class="- topic/li li" data-ofbid="d332015e172__20250121171834">PWM 支持内部相位同步</li><li class="- topic/li li" data-ofbid="d332015e174__20250121171834">支持死区时间控制</li><li class="- topic/li li" data-ofbid="d332015e176__20250121171834">支持六个故障输入控制</li><li class="- topic/li li" data-ofbid="d332015e178__20250121171834">支持脉冲输出功能</li></ul></li><li class="- topic/li li" data-ofbid="d332015e181__20250121171834"><strong class="+ topic/ph hi-d/b ph b">CAP</strong><ul class="- topic/ul ul" id="m680x-feature__ul_w4g_yld_hzb" data-ofbid="m680x-feature__ul_w4g_yld_hzb"><li class="- topic/li li" data-ofbid="d332015e185__20250121171834">最多支持六个输入捕获或六个独立 PWM</li><li class="- topic/li li" data-ofbid="d332015e187__20250121171834">内置 32-bit 计数器</li><li class="- topic/li li" data-ofbid="d332015e189__20250121171834">支持连续捕捉或单次捕捉</li><li class="- topic/li li" data-ofbid="d332015e191__20250121171834">支持配置为 PWM 输出模式</li></ul></li><li class="- topic/li li" data-ofbid="d332015e193__20250121171834"><strong class="+ topic/ph hi-d/b ph b">QEP</strong><ul class="- topic/ul ul" id="m680x-feature__ul_ccs_2ld_hzb" data-ofbid="m680x-feature__ul_ccs_2ld_hzb"><li class="- topic/li li" data-ofbid="d332015e197__20250121171834">最多支持 10 个的 QEP 信号解析</li><li class="- topic/li li" data-ofbid="d332015e199__20250121171834">内置 32-bit 的位置计数器</li><li class="- topic/li li" data-ofbid="d332015e201__20250121171834">支持 AB 正交信号解析</li><li class="- topic/li li" data-ofbid="d332015e203__20250121171834">支持 CW/CCW 信号解析</li><li class="- topic/li li" data-ofbid="d332015e205__20250121171834">支持 CLK/DIR 信号解析</li><li class="- topic/li li" data-ofbid="d332015e207__20250121171834"> 内置看门狗定时器</li></ul></li><li class="- topic/li li" data-ofbid="d332015e209__20250121171834"><strong class="+ topic/ph hi-d/b ph b">Quadrature-pulse Output (QOUT)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_wzs_yld_hzb" data-ofbid="m680x-feature__ul_wzs_yld_hzb"><li class="- topic/li li" data-ofbid="d332015e213__20250121171834">最多支持两个 QOUT 信号输出</li><li class="- topic/li li" data-ofbid="d332015e215__20250121171834">支持任意分频比的脉冲输出</li><li class="- topic/li li" data-ofbid="d332015e217__20250121171834">输出最大支持 3 MHz 的正交脉冲信号</li></ul></li><li class="- topic/li li" data-ofbid="d332015e219__20250121171834"><strong class="+ topic/ph hi-d/b ph b">ADC</strong><ul class="- topic/ul ul" id="m680x-feature__ul_w5d_3md_hzb" data-ofbid="m680x-feature__ul_w5d_3md_hzb"><li class="- topic/li li" data-ofbid="d332015e223__20250121171834">两个 12-bit ADC采样速率最高 4 Msps</li><li class="- topic/li li" data-ofbid="d332015e225__20250121171834">两个 ADC 复用 16 个采样通道</li></ul></li><li class="- topic/li li" data-ofbid="d332015e227__20250121171834"><strong class="+ topic/ph hi-d/b ph b">Comparator Module (CPM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_nrk_3md_hzb" data-ofbid="m680x-feature__ul_nrk_3md_hzb"><li class="- topic/li li" data-ofbid="d332015e231__20250121171834">最多支持两个 CPM</li><li class="- topic/li li" data-ofbid="d332015e233__20250121171834">内置 12-bit DAC 参考的窗口比较</li></ul></li><li class="- topic/li li" data-ofbid="d332015e235__20250121171834"><strong class="+ topic/ph hi-d/b ph b">PWM</strong><ul class="- topic/ul ul" id="m680x-feature__ul_u3n_3md_hzb" data-ofbid="m680x-feature__ul_u3n_3md_hzb"><li class="- topic/li li" data-ofbid="d332015e239__20250121171834">最多可支持四个通用 PWM</li><li class="- topic/li li" data-ofbid="d332015e241__20250121171834">内置 16-bit 计数器,计数时钟分频最高可以达到 4096</li></ul></li><li class="- topic/li li" data-ofbid="d332015e243__20250121171834"><strong class="+ topic/ph hi-d/b ph b">Sigma-Delta Filter Module (SDFM)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_g2q_vmd_hzb" data-ofbid="m680x-feature__ul_g2q_vmd_hzb"><li class="- topic/li li" data-ofbid="d332015e247__20250121171834">最多可支持四个 SDFM</li><li class="- topic/li li" data-ofbid="d332015e249__20250121171834">支持串行输入解码</li><li class="- topic/li li" data-ofbid="d332015e251__20250121171834">支持 SINC1/2/3 滤波器</li><li class="- topic/li li" data-ofbid="d332015e253__20250121171834">支持 OSR 可配置 (1~256)</li></ul></li><li class="- topic/li li" data-ofbid="d332015e255__20250121171834"><strong class="+ topic/ph hi-d/b ph b">T-Format/ A-Format Interface (TA-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_jx1_ymd_hzb" data-ofbid="m680x-feature__ul_jx1_ymd_hzb"><li class="- topic/li li" data-ofbid="d332015e259__20250121171834">最多可支持两个编码器接口</li><li class="- topic/li li" data-ofbid="d332015e261__20250121171834">兼容多摩川编码器和尼康编码器接口协议</li><li class="- topic/li li" data-ofbid="d332015e263__20250121171834">最高支持 24-bit 位置数据读取</li><li class="- topic/li li" data-ofbid="d332015e265__20250121171834">支持位置数据自动获取</li></ul></li><li class="- topic/li li" data-ofbid="d332015e267__20250121171834"><strong class="+ topic/ph hi-d/b ph b">BISS Interface (BISS-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_cpp_bnd_hzb" data-ofbid="m680x-feature__ul_cpp_bnd_hzb"><li class="- topic/li li" data-ofbid="d332015e271__20250121171834">最多可支持两个编码器接口</li><li class="- topic/li li" data-ofbid="d332015e273__20250121171834">兼容 SSI/BISS-C 协议</li><li class="- topic/li li" data-ofbid="d332015e275__20250121171834">最高支持 24-bit 位置数据读取</li><li class="- topic/li li" data-ofbid="d332015e277__20250121171834">支持位置数据自动获取</li></ul></li><li class="- topic/li li" data-ofbid="d332015e279__20250121171834"><strong class="+ topic/ph hi-d/b ph b">ENDAT Interface (ENDAT-IF)</strong><ul class="- topic/ul ul" id="m680x-feature__ul_hqd_1nd_hzb" data-ofbid="m680x-feature__ul_hqd_1nd_hzb"><li class="- topic/li li" data-ofbid="d332015e283__20250121171834">最多可支持两个编码器接口</li><li class="- topic/li li" data-ofbid="d332015e285__20250121171834">兼容 EnDat 2.1/2.2 协议</li><li class="- topic/li li" data-ofbid="d332015e287__20250121171834">最高支持 24-bit 位置数据读取</li><li class="- topic/li li" data-ofbid="d332015e289__20250121171834">支持位置数据自动获取</li></ul></li></ul><section class="- topic/section section" id="m680x-feature__section_zsd_zd4_mdc" data-ofbid="m680x-feature__section_zsd_zd4_mdc"><h2 class="- topic/title title sectiontitle">典型应用</h2>
<ul class="- topic/ul ul" id="m680x-feature__ul_hvr_5nd_hzb" data-ofbid="m680x-feature__ul_hvr_5nd_hzb"><li class="- topic/li li" data-ofbid="d332015e297__20250121171834">伺服电机驱动器</li><li class="- topic/li li" data-ofbid="d332015e299__20250121171834">步进电机驱动器</li><li class="- topic/li li" data-ofbid="d332015e301__20250121171834">BLDC 电机驱动器</li><li class="- topic/li li" data-ofbid="d332015e303__20250121171834">交流变频器</li><li class="- topic/li li" data-ofbid="d332015e305__20250121171834">光伏逆变器</li><li class="- topic/li li" data-ofbid="d332015e307__20250121171834">数字电源</li><li class="- topic/li li" data-ofbid="d332015e309__20250121171834">PLC</li></ul>
</section><section class="- topic/section section" id="m680x-feature__section_sgk_124_mdc" data-ofbid="m680x-feature__section_sgk_124_mdc"><h2 class="- topic/title title sectiontitle">功能框图</h2>
<div class="- topic/p p" data-ofbid="d332015e317__20250121171834">
<br/><img class="- topic/image image" id="m680x-feature__image_erf_yqs_1bc" src="../../images/m680x/m680x-block_diagram.png" width="576"/><br/>
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