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- Wed Nov 29, 2023 8:33 am
- Forum: General Discussion
- Topic: Default gpio for uart2 (ESP32-WROOM-32D)
- Replies: 1
- Views: 1393
Default gpio for uart2 (ESP32-WROOM-32D)
I use ESP32-DevKitC (ESP32-WROOM-32D). I read in the datasheet that IO16 and IO17 are used for uart2. But when I write this code, uart2 does not output anything. uart_set_pin(UART_NUM_2, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE); But if I assign the TX and RX pi...