I had the same issue. Whatever I did, it didn't print in a serial monitor.
I tried the Blink code with "Serial.println" and "USBSerial.println" but didn't work.
It finally worked using Serial.println only. I just changed the following setting in Tools.
- USB CDC On Boot: "Enabled"
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- Fri Mar 15, 2024 8:42 am
- Forum: ESP32 Arduino
- Topic: ESP32 C3 Development Board wont print to serial monitor
- Replies: 10
- Views: 21833