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  1. SysCtlClockSet(SYSCTL_SYSDIV_5|SYSCTL_USE_PLL|SYSCTL_XTAL_16MHZ|SYSCTL_OSC_MAIN);
  2.  
  3. SysCtlPeripheralEnable(SYSCTL_PERIPH_UART1);
  4. SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB);
  5.  
  6. SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
  7. SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
  8.  
  9. GPIOPinConfigure(GPIO_PB1_U1TX);
  10. GPIOPinTypeUART(GPIO_PORTB_BASE, GPIO_PIN_1);
  11.  
  12. GPIOPinConfigure(GPIO_PA1_U0TX);
  13. GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_1);
  14.  
  15. GPIOPinConfigure(GPIO_PA0_U0RX);
  16. GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0);
  17.  
  18. UARTConfigSetExpClk(UART1_BASE, SysCtlClockGet(), 9600,
  19. (UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));
  20.  
  21. UARTConfigSetExpClk(UART0_BASE, SysCtlClockGet(), 9600,
  22. (UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));
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