Unfortunately, the USB to Serial CP2102 I have now seems unable to transmit data via the module's TX, only to receive data via the module's RX. The boot log I posted can only be viewed from the Arduino serial monitor; I cannot get the onboard RX to work. So first, I want to ask if you have any ideas...

Can you succesfully flash the chip/board? Also, just to be sure, you don't happen to have used an ESP32-S3 which already has internal flash? Thank you for your reply. I cannot flash the chip/board; the error that occurs is similar to the one mentioned in the post. I used ESP32-S3R8 for this board, ...

Hi there, I'm seeking assistance with my DIY smartwatch project. I've designed a custom board utilizing an ESP32S3 and carefully followed the hardware design guidelines,but it's my first time designing a custom board for ESP32. Upon assembly and testing, I've encountered issues with its functionalit...

Hi alex6262, did you find any solution to this problem? I'm having the same problem and struggling with it