Loopback testing is done for data by setting the loopback enable bit to 1 in CTRL [LBE]. Data transmitted on UARTx_TXD output signal is received on the UARTx_RXD input signal of the same controller.
Loopback testing is done for data by setting the loopback enable bit to 1 in CTRL [LBE]. Data transmitted on UARTx_TXD output signal is received on the UARTx_RXD input signal of the same controller.