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博客园 - yinsua

OpenBCI调试记录 Qt QML/Quick程序部署 一种CAN接口电路的隔离方案 【转载】0-5V转4-20mA电路以及Howland电流源分析与仿真 【转载】外置USB供电与内置锂电池供电自动切换电路 【转载】EMC 共模电感选型 RS485的电路防护设计 ubuntu 20.04 安装VMware Tools Linux常用操作 MOS管随笔 RTX V4随笔 【转载】Keil MDK的sct分散加载文件详解 lua语言 简单类测试 Git 加入gitignore文件后应用 git报错error: could not lock config file RT-Thread速览——内核 ARM MDK开发中的\$Super\$\$main与\$Sub\$\$main - yinsua - 博客园 cpolar(内网穿透工具)安装 VSCode + EIDE开发记录
模块的电气隔离的例子(音频采集电路)
yinsua · 2025-05-30 · via 博客园 - yinsua

模块的电气隔离的例子(音频采集电路)

示例来源:立创开源平台 https://oshwhub.com/esp-college/esp-spot

电源部分

这里模拟地和系统的地使用0欧电阻连接

音频解码芯片电路

注意这里的I2C通信接口使用了MOS管进行隔离

posted @ 2025-05-30 17:47  yinsua  阅读(116)  评论(0)    收藏  举报