Hello I am using AT32UC3C microcontroller. I want to use its pins PB01 as SCL and PA04 as SDA pin. What should be the configuration of GPIO pins. Currently I have configured it to (GPIO_OPEN_DRAIN | GPIO_DIR_OUTPUT). But as per gpio spec, when using a pin as gpio pin GPIO_OPEN_DRAIN is not implemen…

How to configure GPIO pin as an I2C pin?

leon_heller June 28, 2015, 8:30pm 2

Have you got pull-up resistors?

Topic		Replies	Views
Trying to use i2c in Micropython. Am I reading this datasheet correctly? ESP32	1	1576	March 1, 2023
P0.P22 thru P25 - Using as GPIO Output MicroMod arm-lpc	2	1022	September 20, 2006
LPC2138 Port Pin can not be set MicroMod arm-lpc	3	1727	May 22, 2007
I2C pins for the VL6180 Breakouts Distance	1	1061	September 6, 2020
Raspberry: i2C configuration Projects	2	675	December 27, 2017