ESP32引脚参考：您应该使用哪个GPIO引脚？ESP8266 NodeMCU引脚说明ESP32学习2--error: "analogWrite" was not declared in this scopeESP-01上的可用引脚说明-电子发烧友网 (elecfans.com)【也是冷知識】如何加快analogRead速度提高采樣率Sampling Rate?-Arduino中文社区 - Powered by Discuz!使用ESP32音频采样 - 后端 - srcminiESP32 Audio Input - MAX4466, MAX9814, SPH0645LM4H, INMP441 ...