各路大佬帮帮看看我电路哪里有问题 上传的时候 ESP8266模块的灯会一闪一闪的 能识别到串口 就是下载的时候识别不到 RAM: [=== ] 34.4% (used 28172 bytes from 81920 bytes) Flash: [=== ] 25.5% (used 266003 bytes from 1044464 bytes) Configuring upload protocol... AVAILABLE: espota, esptool CURRENT: upload_protocol = esptool Looking for upload port... Auto-detected: COM9 Uploading .pio\build\esp12e\firmware.bin esptool.py v3.0 Serial port COM9 Connecting........_____....._____....._____....._____....._____....._____....._____ A fatal error occurred: Failed to connect to ESP8266: Timed out waiting for packet header *** [upload] Error 2 \n#其他问题#