/* Sets the states of the RTS modem control signals and trigger level. 
The  */
void UARTModemControlSet(unsigned long ulBase, unsigned long ulControl)
/* Sets the states of the RTS modem control signals and trigger level. 
The  */
void UARTModemControlSet(unsigned long ulBase, unsigned long ulControl)
{
    xASSERT(ulBase == UART0_BASE);
    xHWREG(ulBase + USART_MCR) &= ~(USART_MCR_DTR_L | USART_MCR_RTS_L);
    xHWREG(ulBase + USART_MCR) |= (ulControl);
}