SLAU723A October 2017 – October 2018 MSP432E401Y , MSP432E411Y
The status signals provided by a UART differ based on whether the UART is used as a DTE or DCE. When used as a DTE, the modem flow control and status signals are defined as:
When used as a DCE, the modem flow control and status signals are defined as:
Note that the support for DCE functions data carrier detect and ring indicator are not provided. If these signals are required, their function can be emulated by using a GPIO signal and providing software support.