Search found 3 matches

by andrea.longobardi85
Wed Mar 08, 2023 10:13 am
Forum: ESP-IDF
Topic: ESP32-C3 USB CDC exiting light seep
Replies: 4
Views: 2156

Re: ESP32-C3 USB CDC exiting light seep

Thanks! I would happy just to have the USB CDC interface working when I exit light sleep, not during light seep itself. And just for serial communication, not for debug. On the STM32 for example, when you enter stop modes the PC loses the connection with the USB CDC, but when existing the stop mode ...
by andrea.longobardi85
Tue Mar 07, 2023 1:13 pm
Forum: ESP-IDF
Topic: ESP32-C3 USB CDC exiting light seep
Replies: 4
Views: 2156

ESP32-C3 USB CDC exiting light seep

Hello, I am developing an app based on the ESP32-C3 USB interface (CDC) both from programming and serial printing to a terminal. I need the device to go into light sleep from time to time. What I have observed is that when exiting form light sleep the USB CDC interface is not working anymore. The de...
by andrea.longobardi85
Mon Feb 27, 2023 2:37 pm
Forum: Hardware
Topic: ESP32-C3 first programming via USB
Replies: 3
Views: 3464

ESP32-C3 first programming via USB

Hello, I have built a custom board with the ESP32-C3 and I was intending to program (and debug) the ESP32-C3 only via USB. Although it seems that to program the device the very first time I need to hold the IO9 pin low. Even reading around in the forum it seems there people have to do it as well. I ...