<h1 style="color:#0f1115;background-color:#ffffff;margin:0px 0px 16px 0px;"><span>🚀 CH32V407VET6 开源开发板 - 工程完整描述</span></h1> <h2 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>📌 项目概述</span></h2> <p class="ds-markdown-paragraph" style="margin:16px 0px;color:#0f1115;font-family:'quote-cjk-patch', Inter, 'system-ui', '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;font-size:16px;background-color:#ffffff;"><span>本项目是一款基于 </span><span style="font-weight:600;">沁恒微电子 CH32V407VET6</span><span> 微控制器的全功能开源开发板。CH32V407 系列是一款工业级互联型 RISC-V 微控制器，搭载自研青稞 V3V 内核，支持最高 </span><span style="font-weight:600;">200MHz 主频零等待运行</span><span>，并内置向量指令集以加速并行计算。本开发板将芯片的强劲性能与丰富外设资源完整引出，适用于物联网网关、工业控制、人机交互、边缘计算等多种应用场景。</span></p> <hr style="font-size:16px;border:medium none;"> <h2 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>🧠 核心微控制器：CH32V407VET6 详细功能介绍</span></h2> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>1. 处理器内核</span></h3> <ul style="margin:16px 0px;font-size:16px;background-color:#ffffff;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">青稞 32 位 RISC-V3V 内核</span><span>，支持 RV32IMABCV-X 指令集组合</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">支持 V 向量指令集</span><span>，适用于并行计算与信号处理加速</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">2~3 级流水线</span><span>，顺序单发架构</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">2 级中断嵌套</span><span> + 快速可编程中断控制器（PFIC）</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">硬件中断堆栈（HPE）</span><span>，无需指令开销</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">最高主频 200MHz</span><span>，零等待执行</span></p> </li> </ul> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>2. 存储系统</span></h3> <div class="ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9" style="font-size:16px;background-color:#ffffff;"> <div class="ds-scroll-area__gutters"> <div class="ds-scroll-area__horizontal-gutter" style="padding:2px 0px;height:10px;"> </div> <div class="ds-scroll-area__vertical-gutter" style="padding:0px 2px;width:10px;"> </div> </div> <table style="width:752px;"> <tr> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px 10px 0px;text-align:left;"><span>存储类型</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>容量</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>说明</span></th> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>零等待 SRAM</span></td> <td style="min-width:100px;padding:10px 16px;"><span>200KB</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>数据存储，可配置 64KB 为程序闪存</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>CodeFlash</span></td> <td style="min-width:100px;padding:10px 16px;"><span>992KB</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>程序存储（512KB 零等待 + 480KB 非零等待）</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>BootLoader</span></td> <td style="min-width:100px;padding:10px 16px;"><span>28KB</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>系统引导区，支持 USART/USB 升级</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>用户信息区</span></td> <td style="min-width:100px;padding:10px 16px;"><span>128B</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>用户配置字存储</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>扩展 PSRAM</span></td> <td style="min-width:100px;padding:10px 16px;"><span>—</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>CH32V467 支持 4/8MB，本板为 V407 无</span></td> </tr> </table> </div> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>3. 丰富通信接口</span></h3> <div class="ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9" style="font-size:16px;background-color:#ffffff;"> <div class="ds-scroll-area__gutters"> <div class="ds-scroll-area__horizontal-gutter" style="padding:2px 0px;height:10px;"> </div> <div class="ds-scroll-area__vertical-gutter" style="padding:0px 2px;width:10px;"> </div> </div> <table style="width:752px;"> <tr> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px 10px 0px;text-align:left;"><span>接口类型</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>数量</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>特性</span></th> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">USART</span></td> <td style="min-width:100px;padding:10px 16px;"><span>10 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>支持 LIN、硬件流控、DMA</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">I2C</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>SMBus/PMBus 兼容</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">I3C</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>主模式，12.5MHz 时钟，支持带内中断</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">SPI / I2S</span></td> <td style="min-width:100px;padding:10px 16px;"><span>3 组 SPI + 2 组 I2S</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>主/从模式，16/32 位数据，音频采样最高 562kHz</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">CAN</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>2.0B 主动，1Mbps</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">USB HS</span></td> <td style="min-width:100px;padding:10px 16px;"><span style="font-weight:600;">2 组独立</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>内置 480Mbps PHY，支持 Host/Device，最大 1024 字节包</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">以太网</span></td> <td style="min-width:100px;padding:10px 16px;"><span style="font-weight:600;">MAC + 10/100M PHY</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>全集成，仅需电容，支持 Auto-MDIX</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">SDIO</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>4 线/8 线模式，最高 80MHz</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">FSMC</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>支持 SRAM/PSRAM/NOR/NAND/LCD</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">DVP</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 组</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>8/10/12 位并行，最高 150MHz 像素时钟</span></td> </tr> </table> </div> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>4. 模拟外设</span></h3> <div class="ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9" style="font-size:16px;background-color:#ffffff;"> <div class="ds-scroll-area__gutters"> <div class="ds-scroll-area__horizontal-gutter" style="padding:2px 0px;height:10px;"> </div> <div class="ds-scroll-area__vertical-gutter" style="padding:0px 2px;width:10px;"> </div> </div> <table style="width:752px;"> <tr> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px 10px 0px;text-align:left;"><span>模块</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>特性</span></th> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">ADC</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>2 组 × 12 位，共 16+2 通道，双 ADC 模式</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">DAC</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>2 组 × 12 位，支持独立/同步转换</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span style="font-weight:600;">OPA/PGA/比较器</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>2 路输入/输出，支持 4/8/16/32 倍增益</span></td> </tr> </table> </div> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>5. 定时器与 PWM</span></h3> <div class="ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9" style="font-size:16px;background-color:#ffffff;"> <div class="ds-scroll-area__gutters"> <div class="ds-scroll-area__horizontal-gutter" style="padding:2px 0px;height:10px;"> </div> <div class="ds-scroll-area__vertical-gutter" style="padding:0px 2px;width:10px;"> </div> </div> <table style="width:752px;"> <tr> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px 10px 0px;text-align:left;"><span>类型</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>数量</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>特性</span></th> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>高级定时器</span></td> <td style="min-width:100px;padding:10px 16px;"><span>2 个（16 位）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>死区控制、紧急刹车、互补 PWM</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>通用定时器</span></td> <td style="min-width:100px;padding:10px 16px;"><span>4 个（16 位）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>输入捕获、输出比较、编码器接口</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>基本定时器</span></td> <td style="min-width:100px;padding:10px 16px;"><span>2 个（16 位）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>—</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>看门狗</span></td> <td style="min-width:100px;padding:10px 16px;"><span>2 个</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>独立 + 窗口型</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>系统时基</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 个（32 位）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>可选递增/递减</span></td> </tr> </table> </div> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>6. 人机与显示接口</span></h3> <ul style="margin:16px 0px;font-size:16px;font-weight:400;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">LTDC</span><span>：LCD-TFT 控制器，支持 RGB 并行输出，单层显示，支持 CLUT</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">ARGB</span><span>：可寻址 RGB 灯控接口，单线级联，支持 DMA</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">DVP</span><span>：数字图像接口，可直接连接摄像头模块</span></p> </li> </ul> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>7. 电源与低功耗</span></h3> <ul style="margin:16px 0px;font-size:16px;font-weight:400;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">供电电压</span><span>：2.9</span>~<span>3.6V，USB/ETH 使用时建议 3.15</span>~<span>3.45V</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">低功耗模式</span><span>：睡眠、停止、待机</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">V BAT 备份域</span><span>：RTC 与后备寄存器独立供电</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">内置 LDO</span><span>：为内核提供 1.2V，支持外部供电</span></p> </li> </ul> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>8. 调试与安全</span></h3> <ul style="margin:16px 0px;font-size:16px;font-weight:400;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">调试接口</span><span>：单线（SWIO）/双线（SWCLK+SWIO）可选</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">CRC 计算单元</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">96 位唯一芯片 ID</span></p> </li> </ul> <hr style="font-size:16px;font-weight:400;border:medium none;"> <h2 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>🧩 开发板硬件资源</span></h2> <p class="ds-markdown-paragraph" style="margin:16px 0px;font-family:'quote-cjk-patch', Inter, 'system-ui', '-apple-system', BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;font-size:16px;font-weight:400;"><span>本开发板以 CH32V407VET6（LQFP100）为核心，所有功能引脚均已引出，并已验证以下外设：</span></p> <div class="ds-scroll-area ds-scroll-area--show-on-focus-within _1210dd7 c03cafe9" style="font-size:16px;font-weight:400;"> <div class="ds-scroll-area__gutters"> <div class="ds-scroll-area__horizontal-gutter" style="padding:2px 0px;height:10px;"> </div> <div class="ds-scroll-area__vertical-gutter" style="padding:0px 2px;width:10px;"> </div> </div> <table style="width:752px;"> <tr> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px 10px 0px;text-align:left;"><span>外设</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>数量/规格</span></th> <th style="border-top-width:medium;border-top-style:none;padding:10px 16px;text-align:left;"><span>验证状态</span></th> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>100M 以太网</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 路（内置 PHY）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 已验证</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>USB Type-C</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 路（USB HS2）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 已验证</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>USB Type-A</span></td> <td style="min-width:100px;padding:10px 16px;"><span>1 路（USB HS1）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 已验证</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>ARGB 灯</span></td> <td style="min-width:100px;padding:10px 16px;"><span>2 路</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 已验证</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>调试接口</span></td> <td style="min-width:100px;padding:10px 16px;"><span>SWD（2 线）</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 可用</span></td> </tr> <tr> <td style="min-width:100px;padding:10px 16px 10px 0px;"><span>GPIO 扩展</span></td> <td style="min-width:100px;padding:10px 16px;"><span>全部 77 个 I/O 引出</span></td> <td style="min-width:100px;padding:10px 0px 10px 16px;"><span>✅ 可用</span></td> </tr> </table> </div> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>板载资源分布</span></h3> <ul style="margin:16px 0px;font-size:16px;font-weight:400;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">以太网接口</span><span>：RJ45，带 LINK/ACT LED</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">USB 接口</span><span>：Type-C 支持供电与数据，Type-A 为 Host 模式</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">ARGB 灯</span><span>： WS2812 灯珠</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">调试接口</span><span>：4-pin（3.3V / SWCLK / SWIO / GND）</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">扩展排针</span><span>：两侧 2.54mm 排针，所有功能引脚全部引出</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span style="font-weight:600;">按键</span><span>：复位按键 + BOOT按键</span></p> </li> </ul> <h3 style="margin:32px 0px 16px;color:#0f1115;background-color:#ffffff;"><span>电源设计</span></h3> <ul style="margin:16px 0px;font-size:16px;font-weight:400;"> <li> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span>USB Type-C 供电（5V）</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span>板载 3.3V DCDC</span></p> </li> <li style="margin-top:6px;"> <p class="ds-markdown-paragraph" style="margin:0px 0px 0px 0px;"><span>VDD 与 VDDA 短接，并配置 0.1μF + 4.7μF 退耦电容</span></p> </li> </ul>