Hello, I just bought an ESP32 Dev module. First, I installed cp201x drivers from Silicon Labs after installing the drivers devkit appeared in the device manager as " Silicon Labs CP210x USB to UART Bridge (com3)" (check screenshot). and I configured the Arduino IDE by adding the esp32 JSON link to p…

Did you try: Press and hold, RESET Press and hold, BOOT Release, RESET Release, BOOT. Compile/upload your sketch.

[image] LarryD: Press and hold, RESET Press and hold, BOOT Release, RESET Release, BOOT. Compile/upload your sketch. Yes but the error is still there

When the Connecting......................... message appears, press and hold the BOOT switch and release the switch once uploading begins. Upload the following sketch which blinks the on-board blue LED. #define LED_BUILTIN 2 void setup() { pinMode(LED_BUILTIN, OUTPUT); } void loop() { digi…

still not working I think this module has some faults. I will return this and replace a new one. thank you for your help

[image] xaonuro: Then I selected the board type as "ESP32 Devkit Module Try using DOIT ESP32 DEVKIT V1

You mean Connecting...................... message continues?

yes ..and shows this error esptool.py v4.5.1 Serial port COM3 Connecting...................................... A fatal error occurred: Failed to connect to ESP32: No serial data received. For troubleshooting steps visit: Troubleshooting - ESP32 - — esptool.py latest documentation Failed upload…

In such case, as a part of trouble shooting, I would use another ESP32 or ESP8266.

[image] GolamMostafa: In such case, as a part of trouble shooting, I would use another ESP32 or ESP8266. i don't have another board at the moment but i checked this on another pc issue is same in that pc and changed the USB cable also

ESP32 cant upload sketches

Community General Discussion

rudizoon July 9, 2023, 8:02am 16

Take a look at this thread as well: (SOLVED!) Esp32 devkit v1 not loading sketch

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ESP32 cant upload sketches

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