GitLab

Add setMode function HardwareSerial.c to set the esp32 uart mode for use with RS485 auto RTS (#7935)

* Added setMode function to set the esp32 uart mode

Used to set the esp32 uart mode for use with RS485 Half Duplex and the auto RTS pin mode. This will set/clear the RTS pin output to control the RE/DE pin on most RS485 chips.

* Add Success (bool) return in some functions

* Add Success (bool) return code to some functions

* Add Success (bool) return to some functions

* Add Success (bool) return to some functions

* Fix uartSetRxTimeout return type

---------
Co-authored-by: Rodrigo Garcia <rodrigo.garcia@espressif.com>