Using UART0 pins as GPIO on ESP32-S3

l9awty7c6k
Posts: 1
Joined: Thu May 04, 2023 9:34 am

Using UART0 pins as GPIO on ESP32-S3

Postby l9awty7c6k » Thu May 04, 2023 9:42 am

I am trying use the UART0 pins (GPIO43&44) on an ESP32-S3 board as GPIO pins. I have configured it to not use UART for the console using menuconfig and have tried

Code: Select all

 #define FLASH_PIN 44
 
 ...
 
      gpio_reset_pin(FLASH_PIN);
      gpio_set_direction(FLASH_PIN, GPIO_MODE_OUTPUT);
      gpio_set_level(FLASH_PIN, 1);
but the pin still does not go high like I expect. What am I missing?

FrankJensen
Posts: 35
Joined: Sun Mar 10, 2024 9:34 pm

Re: Using UART0 pins as GPIO on ESP32-S3

Postby FrankJensen » Sun Mar 24, 2024 8:10 am

Did you solve this? I have same issue.

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