Thank you very much!
I really forgot to crosswire RX TX.
Now it works as intended.
Funny background: I used an Pro Mini Clone from Ali with wrong Pin-Labeling. Because the UART Adapter should be sticked direckty on the board the manufacturer meant it should get the same PIN labels like the adapter...
Search found 2 matches
- Mon Jan 17, 2022 1:40 pm
- Forum: USB to Serial adaptors
- Topic: Serial1 seem to work but no output
- Replies: 2
- Views: 6092
- Sun Jan 16, 2022 10:50 pm
- Forum: USB to Serial adaptors
- Topic: Serial1 seem to work but no output
- Replies: 2
- Views: 6092
Serial1 seem to work but no output
Hello, I got my own pcb running with blink example. CPU: STM32G030K6T6 I have connected a USB to Serial Adpater (for Wemos D1) to TX (PA9) AND RX (PA10) each Second a Text is send with Serial1.println(). The LED of the Adapter blinks if data is sending (each second) but in the Serial Monitor (Arduin...