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ESP32程序下载失败,提示超时
2022-04-23 08:11:00 【隔壁家的王小琪】
一、如下图,程序下载失败
二、电路图
原因分析,因为我的IO_2是当做ADC脚来用的,外面接到了一个电位器,电压范围在0-3.3V,可是下载程序的时候,必须保证IO_2为低电平,所以会出现程序下载不进去的情况,将IO_2拉低后,未出现程序下载失败的情况。
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本文为[隔壁家的王小琪]所创,转载请带上原文链接,感谢
https://blog.csdn.net/wsq_666/article/details/124324900
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