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Nitrogen8m SOM - Boundary devices

Question asked by Srinu inaganti on Feb 13, 2020
Latest reply on Feb 13, 2020 by igorpadykov



1. I want use UART1 for RS232 communication. for RTS and CTS lines i want use UART4_Tx and UART_Rx. Is that the right way to do ? How to change the device tree for this configuration.


2. And also anyone help me to write a device tree changes procedure to connect I2C expander to I2C3 bus. 


3. How to write a device tree for registering the pins for GPIO.


Thanks in Advance,

Srinu Inaganti