<div> <p style="line-height: 1.8;">注：* 为必填项</p> <p style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在报名阶段填写 ↓</span></strong></p> <p style="line-height: 1.8;"> </p> <h3 style="line-height: 1.8;">* 1、项目功能介绍</h3> <hr> <p style="line-height: 1.8;">可以查看USB工作时候的电流</p> <p style="line-height: 1.8;"> </p> <p style="line-height: 1.8;"> </p> <h3 style="line-height: 1.8;">*2、硬件部分</h3> <hr> <p style="line-height: 1.8;"> </p> <p style="line-height: 1.8;">N32G430C8L7 微控制器产品采用高性能 32 位 ARM Cortex™-M4F 内核，集成浮点运算单元（FPU）和数字信号处理（DSP），支持并行计算指令。最高工作主频 128MHz，集成高达64KB片内加密存储Flash，并支持多用户分区权限管理，支持16KB 的嵌入式 SRAM。内置一个内部高速 AHB 总线，两个低速外设时钟总线 APB 及总线矩阵，支持40个可复用 I/Os，提供丰富的高性能模拟接口，包括1个12位 4.7Msps ADC，支持16个外部输入通道和3个内部通道，同时提供多种数字通信接口，包括 4个U(S)ART、2个I2C、2个SPI/I2S、1个CAN 2.0B通信接口。N32G430C8L7 微控制器产品可稳定工作于-40°C 至+105°C的温度范围，供电电压2.4V至3.6V，提供多种功耗模式供用。<img style="margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/pYwFrlu5dWUoo841351yqRG4jLegFsbpedSJq3uw.png" alt="" width="391" height="350">使用了一个6V转3.3V的LDO给芯片供电使用</p> <p style="line-height: 1.8;"><img style="margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/EpkBdJpPDZeIFXy4v6IXLVANv1OobktRAIWq3b7b.png" alt="" width="407" height="264">电流采样部分的是INA199B1DCKR电流感应放大器，（也称为电流传感放大器）常用于过流保护、针对系统优化的精密电流测量或闭环反馈电路。该系列器件可在独立于电源电压的–0.3V至 26V共模电压下感应分流电阻器上的电压降。共有三种固定增益可供选择：50V/V、100V/V和 200V/V。该系列器件采用零漂移架构，偏移较低，因此在进行电流感测时能够将分流电阻器两端的最大压降保持在最低10mV的满量程。</p> <p style="line-height: 1.8;"><img style="margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/B70kI03NDiJo30WhhATi0bn9emoO78BNK5SVMUvf.png" alt="" width="453" height="386"></p> <p style="line-height: 1.8;"> </p> <h3 style="line-height: 1.8;">*3、软件部分</h3> <hr> <p style="line-height: 1.8;">无</p> <p style="line-height: 1.8;"> </p> <h3 style="line-height: 1.8;">*4、BOM清单</h3> <hr> <table style="border-collapse: collapse; width: 97.8002%;"> <tr> <td style="width: 8.68329%;" width="64" height="19">No</td> <td style="width: 8.68329%;" width="64">Quantity</td> <td style="width: 8.68329%;" width="64">Device</td> <td style="width: 8.68329%;" width="64">Designator</td> <td style="width: 8.68488%;" width="64">Footprint</td> <td style="width: 8.68329%;" width="64">Value</td> <td style="width: 8.68488%;" width="64">Manufacturer Part</td> <td style="width: 8.68329%;" width="64">Manufacturer</td> <td style="width: 8.68488%;" width="64">Supplier Part</td> <td style="width: 8.68329%;" width="64">Supplier</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">N32G430C8L7</td> <td style="width: 8.68329%;">U1</td> <td style="width: 17.3682%;" colspan="2">LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL</td> <td style="width: 8.68488%;">N32G430C8L7</td> <td style="width: 8.68329%;">Nations(国民技术)</td> <td style="width: 8.68488%;">C3032170</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">8</td> <td style="width: 8.68329%;">HMK107B7104KA-T</td> <td style="width: 8.68329%;">C5,C6,C7,C8,C13,C4,C2,C1</td> <td style="width: 8.68488%;">C0603</td> <td style="width: 8.68329%;">100nF</td> <td style="width: 8.68488%;">HMK107B7104KA-T</td> <td style="width: 8.68329%;">TAIYO YUDEN(太诱)</td> <td style="width: 8.68488%;">C385971</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">JMK107BJ475MA-T</td> <td style="width: 8.68329%;">C10</td> <td style="width: 8.68488%;">C0603</td> <td style="width: 8.68329%;">4.7uF</td> <td style="width: 8.68488%;">JMK107BJ475MA-T</td> <td style="width: 8.68329%;">TAIYO YUDEN(太诱)</td> <td style="width: 8.68488%;">C412628</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">2.54-1x6P直针</td> <td style="width: 8.68329%;">H1</td> <td style="width: 17.3682%;" colspan="2">HDR-TH_6P-P2.54-V-M-1</td> <td style="width: 8.68488%;">2.54-1x6P直针</td> <td style="width: 8.68329%;">BOOMELE(博穆精密)</td> <td style="width: 8.68488%;">C37208</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">2</td> <td style="width: 8.68329%;">Res_0603</td> <td style="width: 8.68329%;">R1,R2</td> <td style="width: 8.68488%;">R0603</td> <td style="width: 8.68329%;">10K</td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">INA199B1DCKR</td> <td style="width: 8.68329%;">U2</td> <td style="width: 17.3682%;" colspan="2">SC-70-6_L2.2-W1.3-P0.65-LS2.1-BL</td> <td style="width: 8.68488%;">INA199B1DCKR</td> <td style="width: 8.68329%;">TI(德州仪器)</td> <td style="width: 8.68488%;">C398920</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">0.91oled-iic-io4</td> <td style="width: 8.68329%;">U6</td> <td style="width: 26.0531%;" colspan="3">0.91-OLED-IIC-12832</td> <td style="width: 8.68329%;"> </td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">WSLP2512R0100FEA</td> <td style="width: 8.68329%;">R4</td> <td style="width: 8.68488%;">R2512</td> <td style="width: 8.68329%;">0.01Ω</td> <td style="width: 8.68488%;">WSLP2512R0100FEA</td> <td style="width: 8.68329%;">VISHAY(威世)</td> <td style="width: 8.68488%;">C241862</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">ERJU3RD1002V</td> <td style="width: 8.68329%;">R5</td> <td style="width: 8.68488%;">R0603</td> <td style="width: 8.68329%;">10kΩ</td> <td style="width: 8.68488%;">ERJU3RD1002V</td> <td style="width: 8.68329%;">PANASONIC(松下)</td> <td style="width: 8.68488%;">C491175</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">917-181A102ED60200</td> <td style="width: 8.68329%;">CN1</td> <td style="width: 17.3682%;" colspan="2">USB-A-TH_AM90</td> <td style="width: 8.68488%;">917-181A102ED60200</td> <td style="width: 8.68329%;">精拓金</td> <td style="width: 8.68488%;">C9739</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">U-A-24DS-W-1</td> <td style="width: 8.68329%;">USB1</td> <td style="width: 17.3682%;" colspan="2">USB-A-SMD_U-A-24DS-W-1.</td> <td style="width: 8.68488%;">U-A-24DS-W-1</td> <td style="width: 8.68329%;">韩国韩荣</td> <td style="width: 8.68488%;">C530628</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">XC6220B331MR-G</td> <td style="width: 8.68329%;">Q1</td> <td style="width: 17.3682%;" colspan="2">SOT-25-5_L3.0-W1.8-P0.95-LS3.0-BR</td> <td style="width: 8.68488%;">XC6220B331MR-G</td> <td style="width: 8.68329%;">TOREX(特瑞仕)</td> <td style="width: 8.68488%;">C86534</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">2</td> <td style="width: 8.68329%;">GRM186R60J226ME15D</td> <td style="width: 8.68329%;">C12,C11</td> <td style="width: 8.68488%;">C0603</td> <td style="width: 8.68329%;">22uF</td> <td style="width: 8.68488%;">GRM186R60J226ME15D</td> <td style="width: 8.68329%;">muRata(村田)</td> <td style="width: 8.68488%;">C237460</td> <td style="width: 8.68329%;">LCSC</td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">Res_0603</td> <td style="width: 8.68329%;">R3</td> <td style="width: 8.68488%;">R0603</td> <td style="width: 8.68329%;">90K</td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">2</td> <td style="width: 8.68329%;">2P短接焊盘</td> <td style="width: 8.68329%;">D1,D2</td> <td style="width: 17.3682%;" colspan="2">3P短接焊盘</td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> </tr> <tr> <td style="width: 8.68329%;" align="right" height="19">1</td> <td style="width: 8.68329%;" align="right">1</td> <td style="width: 8.68329%;">Res_0603</td> <td style="width: 8.68329%;">R6</td> <td style="width: 8.68488%;">R0603</td> <td style="width: 8.68329%;">0R</td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> <td style="width: 8.68488%;"> </td> <td style="width: 8.68329%;"> </td> </tr> </table> <p style="line-height: 1.8;"> </p> <p style="line-height: 1.8;"> </p> <h3 style="line-height: 1.8;">*5、大赛LOGO验证</h3> <hr><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/ab09CiyCgQye2iGEBlTpbuZcp3HUoBkF6URkAczI.png" alt="" width="1000" height="400"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/BCHTX709rE999yl1kB0StG4ldNDZ2a5QSJ41AcJs.png" alt="" width="1000" height="400"><br> <p style="line-height: 1.8;"> </p> <p style="line-height: 1.8;"><img style="display: block; margin-left: auto; margin-right: auto;" src="//image.lceda.cn/pullimage/ykGwCMQCZCsr8oJYut5DHWKtnLDxyB8uoW3TFlxL.jpeg" alt="" width="500" height="348"></p> <p style="line-height: 1.8;"><span style="font-size: 14px;">更多详情：<a href="../../../posts/06c94d90c2c447dfbd9ed7339ff4a5b1" target="_blank">https://diy.szlcsc.com/posts/d76d9cb41705430e9a54e7a5feed07a5</a></span></p> <p style="line-height: 1.8;"> </p> </div>