Example #1
0
void getValue(char* atCommand, char* response, unsigned maxLen){
    // Take control of the stdio UART
    // The wifi chip is connected to UART1
    UARTStdioConfig(1, 115200, 16000000);
    char rxBuf[200] = {0};
    unsigned index = 0;

    // Send command
    if( !(atCommand[0] == '\0') )
    {
        UARTprintf("%s\r\n", atCommand);
    }

    // read rxBuf

    // Check if data exists on uart1 (non usb uart)
    do
    {
        if( UARTCharsAvail(UART1_BASE) )
        {
            rxBuf[index] = (char)UARTCharGetNonBlocking(UART1_BASE);
            index++;
        }
    }while(index < maxLen);

    memcpy(response, rxBuf, maxLen);
    UARTStdioConfig(0, 115200, 16000000);
    return;
}
Example #2
0
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void
ConfigureUART(void)
{
    //
    // Enable the GPIO Peripheral used by the UART.
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

    //
    // Enable UART0
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

    //
    // Configure GPIO Pins for UART mode.
    //
    ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
    ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
    ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    //
    // Use the internal 16MHz oscillator as the UART clock source.
    //
    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(0, 115200, 16000000);
    //
    UARTStdioConfig(0, 115200, 16000000);
}
Example #3
0
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void
ConfigureUART(void)
{
	//
	// Enable the GPIO Peripheral used by the UART.
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

	//
	// Enable UART0
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

	//
	// Configure GPIO Pins for UART mode.
	//
	ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
	ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
	ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

	//
	// Use the system clock for the UART.
	//
	UARTClockSourceSet(UART0_BASE, UART_CLOCK_SYSTEM);

	//
	// Initialize the UART for console I/O.
	//
	UARTStdioConfig(0, 9600, g_ui32SysClock);
}
Example #4
0
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void
ConfigureUART(void)
{
    //
    // Enable the GPIO Peripheral used by the UART.
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

    //
    // Enable UART0
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

    //
    // Configure GPIO Pins for UART mode.
    //
    ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
    ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
    ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(0, 115200, g_ui32SysClock);
}
Example #5
0
int main(void) {
    SysCtlClockSet(
    SYSCTL_SYSDIV_5 | SYSCTL_USE_PLL | SYSCTL_XTAL_16MHZ | SYSCTL_OSC_MAIN);

    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_ADC0);
    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
    UARTStdioConfig(0, 115200, 16000000);

    ADCSequenceDisable(ADC0_BASE, 1);
    ADCSequenceConfigure(ADC0_BASE, 1, ADC_TRIGGER_PROCESSOR, 0);
    ADCSequenceStepConfigure(ADC0_BASE, 1, 0, ADC_CTL_TS);
    ADCSequenceStepConfigure(ADC0_BASE, 1, 1, ADC_CTL_TS);
    ADCSequenceStepConfigure(ADC0_BASE, 1, 2, ADC_CTL_TS);
    ADCSequenceStepConfigure(ADC0_BASE, 1, 3,
    ADC_CTL_TS | ADC_CTL_IE | ADC_CTL_END);
    ADCSequenceEnable(ADC0_BASE, 1);

    UARTprintf("This is ADC examlpe");

    while (1) {
        UARTprintf("Temperature is: %d \210 C\n", ADC_getVal());
        SysCtlDelay(40000000 / 3);
    }
}
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void
ConfigureUART(void)
{
    //
    // Enable the GPIO Peripheral used by the UART.
    //
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB);
    //
    // Enable UART0
    //
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART1);

    //
    // Configure GPIO Pins for UART mode.
    //
    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    GPIOPinConfigure(GPIO_PB0_U1RX);
    GPIOPinConfigure(GPIO_PB1_U1TX);
    GPIOPinTypeUART(GPIO_PORTB_BASE,GPIO_PIN_0|GPIO_PIN_1);
    //
    // Use the internal 16MHz oscillator as the UART clock source.
    //
    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
    UARTClockSourceSet(UART1_BASE, UART_CLOCK_SYSTEM);
    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(1, 9600, clock_rate);
}
//
// ConfigureUART - Configure the UART and its pins.  This must be called
//                 before UARTprintf().
//
void
ConfigureUART(void)
{
    //
    // Enable UART0
    //
    SysCtlPeripheralEnable(SYSCTL_PERIPH_SCI1);

    //
    // Configure GPIO Pins for UART mode.
    //
    EALLOW;
    GpioCtrlRegs.GPAMUX2.bit.GPIO28 = 1;
    GpioCtrlRegs.GPAPUD.bit.GPIO28 = 0;
    GpioCtrlRegs.GPAQSEL2.bit.GPIO28 = 3;
    GpioCtrlRegs.GPADIR.bit.GPIO28 = 0;

    GpioCtrlRegs.GPAMUX2.bit.GPIO29 = 1;
    GpioCtrlRegs.GPAPUD.bit.GPIO29 = 0;
    GpioCtrlRegs.GPADIR.bit.GPIO29 = 1;
    EDIS;

    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(0, 115200, SysCtlLowSpeedClockGet(SYSTEM_CLOCK_SPEED));
}
Example #8
0
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
s8 ConfigureUART0(u32  BaudRate, u8  Prio)
{
    if (BaudRate > 115200) {                                            /*  波特率太高,错误返回       */
        return(AC_RET_ERROR);
    }
    
    //
    // Enable the GPIO Peripheral used by the UART.
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
    
    //
    // Enable UART0
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
    
    //
    // Configure GPIO Pins for UART mode.
    //
    ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
    ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
    ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
    
    //
    // Use the internal 16MHz oscillator as the UART clock source.
    //
    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
    
    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(0, BaudRate, 16000000);
    return AC_RET_OK;
}
Example #9
0
void UART_Init(void){
  SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
  SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
  GPIOPinConfigure(GPIO_PA0_U0RX);
  GPIOPinConfigure(GPIO_PA1_U0TX);
  GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
  UARTStdioConfig(0,BAUD_RATE,50000000);
}
Example #10
0
void LCD_Init(void){
  Nokia5110_Init();
  Nokia5110_Clear();
  SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
  SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
  GPIOPinConfigure(GPIO_PA0_U0RX);
  GPIOPinConfigure(GPIO_PA1_U0TX);
  GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
  UARTStdioConfig(0,115200,50000000);
}
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void ConfigureUART(void) {
	//
	// Enable the GPIO Peripheral used by the UART.
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

	//
	// Enable UART0
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

	//
	// Configure GPIO Pins for UART mode.
	//
	ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
	ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
	ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

	//
	// Use the internal 16MHz oscillator as the UART clock source.
	//
	UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

	//
	// Initialize the UART for console I/O.
	//
	UARTStdioConfig(0, 115200, 16000000);

	// Configure URAT4
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOC);

	//
	// Enable UART0
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART4);

	ROM_GPIOPinConfigure(GPIO_PC4_U4RX);
	ROM_GPIOPinConfigure(GPIO_PC5_U4TX);
	ROM_GPIOPinTypeUART(GPIO_PORTC_BASE, GPIO_PIN_4 | GPIO_PIN_5);

	//
	// Configure the UART for 115,200, 8-N-1 operation.
	//
	UARTConfigSetExpClk(UART4_BASE, ROM_SysCtlClockGet(), 115200,
			(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));
	UARTFlowControlSet(UART4_BASE, UART_FLOWCONTROL_NONE);

	//
	// Enable the UART interrupt.
	//
	UARTIntDisable(UART4_BASE, 0xFFFFFFFF);
	UARTIntEnable(UART4_BASE, UART_INT_RX | UART_INT_RT);
	IntEnable(INT_UART4);
}
Example #12
0
void configureUART(){
	MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

	//
	// Set GPIO A0 and A1 as UART pins.
	//
	MAP_GPIOPinConfigure(GPIO_PA0_U0RX);
	MAP_GPIOPinConfigure(GPIO_PA1_U0TX);
	MAP_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
	UARTStdioConfig(0,115200,MAP_SysCtlClockGet());
}
Example #13
0
//*****************************************************************************
// The initialization of Serial Console for PC Debug.
//*****************************************************************************
void InitSerial(void){
	// Setup Peripheral for Serial Console
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    // Setup Clockspeed for UART
    // Baudrate at 115200 with 16MHz crystal
    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
    UARTStdioConfig(0, 115200, 16000000);
}
Example #14
0
void ConfigLib_Comm_UART0Config(void)
{
	// 1. Enable GPIOA;
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

	// 2. Set GPIO A0 and A1 as UART pins.
	GPIOPinConfigure(GPIO_PA0_U0RX);
	GPIOPinConfigure(GPIO_PA1_U0TX);
	GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

	// 3. Call UART configuration function;
	UARTStdioConfig(0, 115200, SysCtlClockGet());
}
/** Initialize UART0 to use for stdio
 * @pre UART0 pins were configured
 */
void halUartInit()
{
    SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
    PERIPHERAL_ENABLE_DELAY();
#ifdef TIVA
    //UARTStdioConfig(uint32_t ui32PortNum, uint32_t ui32Baud, uint32_t ui32SrcClock)
    UARTStdioConfig(0, 115200, SysCtlClockGet());
#else
    UARTStdioInit(0);  //configures this UART0 as the uart to use for UARTprintf
#endif
    IntEnable(INT_UART0);       // If interrupts are desired, then enable interrupts on this UART
    UARTIntEnable(UART0_BASE, UART_INT_RX | UART_INT_RT);
}
Example #16
0
void cfgUART()
{
  SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
  SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

  GPIOPinConfigure(GPIO_PA0_U0RX);
  GPIOPinConfigure(GPIO_PA1_U0TX);
  GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

  //UARTConfigSetExpClk(UART0_BASE, SysCtlClockGet(), 115200,(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));

  // Enable GPIO port A which is used for UART0 pins.
  // TODO: change this to whichever GPIO port you are using.

  SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

  //
  // Configure the pin muxing for UART0 functions on port A0 and A1.
  // This step is not necessary if your part does not support pin muxing.
  // TODO: change this to select the port/pin you are using.
  //
  GPIOPinConfigure(GPIO_PA0_U0RX);
  GPIOPinConfigure(GPIO_PA1_U0TX);

  //
  // Enable UART0 so that we can configure the clock.
  //
  SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

  //
  // Use the internal 16MHz oscillator as the UART clock source.
  //
  UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

  //
  // Select the alternate (UART) function for these pins.
  // TODO: change this to select the port/pin you are using.
  //
  GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

  //
  // Initialize the UART for console I/O.
  //
  UARTStdioConfig(0, 115200, 16000000);

  IntMasterEnable(); //enable processor interrupts

  IntEnable(INT_UART0); //enable the UART interrupt

  UARTIntEnable(UART0_BASE, UART_INT_RX | UART_INT_RT); //only enable RX and TX interrupts
}
Example #17
0
void
ConfigureUART(void)
{
	//
	// Enable the GPIO Peripheral used by the UART.
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOC);
	//    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD);
	//
	// Enable UART0
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	//    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART2);
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART3);

	//
	// Configure GPIO Pins for UART mode.
	//
	ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
	ROM_GPIOPinConfigure(GPIO_PA1_U0TX);

	//GSM MOUDLE
	//    ROM_GPIOPinConfigure(GPIO_PD6_U2RX);
	//    ROM_GPIOPinConfigure(GPIO_PD7_U2TX);

	ROM_GPIOPinConfigure(GPIO_PC6_U3RX);
	ROM_GPIOPinConfigure(GPIO_PC7_U3TX);


	ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
	ROM_GPIOPinTypeUART(GPIO_PORTC_BASE, GPIO_PIN_6 | GPIO_PIN_7);
	//    ROM_GPIOPinTypeUART(GPIO_PORTD_BASE, GPIO_PIN_6 | GPIO_PIN_7);

	//
	// Use the internal 16MHz oscillator as the UART clock source.
	//
	UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
	//    UARTClockSourceSet(UART2_BASE, UART_CLOCK_PIOSC);
	//    UARTClockSourceSet(UART3_BASE, UART_CLOCK_PIOSC);
	UARTConfigSetExpClk(UART3_BASE, SysCtlClockGet(), 9600, (UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));

	//
	// Initialize the UART for console I/O.
	//
	UARTStdioConfig(0, 115200, 16000000);

	IntEnable(INT_UART3);

	UARTIntEnable(UART3_BASE, UART_INT_RX | UART_INT_RT);
}
void ConfigUART(uint32_t baud)
{
  // Enable the GPIO Peripheral used by the UART.
  MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
  // Enable UART0
  MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
  // Configure GPIO Pins for UART mode.
  MAP_GPIOPinConfigure(GPIO_PA0_U0RX);
  MAP_GPIOPinConfigure(GPIO_PA1_U0TX);
  MAP_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
  // Use the internal 16MHz oscillator as the UART clock source.
  UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
  UARTStdioConfig(0, baud, 16000000);
}
Example #19
0
void ConfigureUART(void){

	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

	GPIOPinConfigure(GPIO_PA0_U0RX);
	GPIOPinConfigure(GPIO_PA1_U0TX);
	GPIOPinTypeUART(GPIO_PORTA_BASE,GPIO_PIN_0|GPIO_PIN_1);

	UARTClockSourceSet(UART0_BASE,UART_CLOCK_SYSTEM);

	UARTStdioConfig(0,9600,g_ui32SysClock);

}
Example #20
0
//*****************************************************************************
// Initilizes hardware
//*****************************************************************************
void InitCortexHardware(void) {
	//
	// Enable FPU
	//
	FPUEnable();
	FPULazyStackingEnable();

	// Set clocking to 50 MHz, due to REV_A1 being a total ass.
	SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ);

	//
	// Configure UART0 for 115200-8n1
	// 
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	GPIOPinConfigure(GPIO_PA0_U0RX);
	GPIOPinConfigure(GPIO_PA1_U0TX);
	GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
  	UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
  	UARTStdioConfig(0, 115200, 16000000);
	UARTFIFODisable(UART0_BASE);
	UARTIntEnable(UART0_BASE, UART_INT_RX);
	UARTprintf("\n\nSystem initializing.\n");

	//
	// Enable SysTick for periodic Interrupts
	// systick is used by command line process
	//
	SysTickEnable();
	SysTickPeriodSet(SysCtlClockGet()/(SYSTICK_TIME/10));
	SysTickIntEnable();
	UARTprintf("- Systick timer enabled.\n");

	//
	// Configure Heartbeat led
	//
	SysCtlPeripheralEnable(HEARTBEAT_CTRL_PORT);
	GPIOPinTypeGPIOOutput(HEARTBEAT_BASE_PORT, HEARTBEAT_PIN);
	GPIOPinWrite(HEARTBEAT_BASE_PORT, HEARTBEAT_PIN, 0xFF);
	UARTprintf("- GPIO enabled. \n");


    //
    // Enable UART interrupts
    //
    IntMasterEnable();
    IntEnable(INT_UART0);
    UARTprintf("- Interrupts enabled.\n");
}
Example #21
0
void ConfigureUART(void){

	// Enable the peripherals used by UART
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

	// Set GPIO A0 and A1 as UART pins.
	GPIOPinConfigure(GPIO_PA0_U0RX);
	GPIOPinConfigure(GPIO_PA1_U0TX);
	ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

        // Configure UART clock using UART utils
        UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
        UARTStdioConfig(0, 115200, 16000000);
}
Example #22
0
void UART0_init(void)
{
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
		SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	    GPIOPinConfigure(GPIO_PA0_U0RX);
	    GPIOPinConfigure(GPIO_PA1_U0TX);
	    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
	    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
	    UARTStdioConfig(0, 115200, 16000000);

	    IntMasterEnable();                                              //全局中断使能
		IntEnable(INT_UART0);                                           //使能串口0中断
		UARTIntEnable(UART0_BASE, UART_INT_RX | UART_INT_RT);          //使能串口0接收中断和接收超时中断
		UARTEnable(UART0_BASE);                                        //使能串口1(UARTO)发送和接收

}
Example #23
0
//*****************************************************************************
// This function sets up UART0 to be used for a console to display information
// as the example is running.
//*****************************************************************************
void
InitConsole(void)
{
    MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

    MAP_GPIOPinConfigure(GPIO_PA0_U0RX);
    MAP_GPIOPinConfigure(GPIO_PA1_U0TX);

    MAP_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

    MAP_UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

    MAP_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    UARTStdioConfig(0, 115200, 16000000);
}
Example #24
0
void confUART(){
	//
	// Inicializa la UARTy la configura a 115.200 bps, 8-N-1 .
	//se usa para mandar y recibir mensajes y comandos por el puerto serie
	// Mediante un programa terminal como gtkterm, putty, cutecom, etc...
	//
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
	ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
	ROM_GPIOPinConfigure(GPIO_PA0_U0RX);
	ROM_GPIOPinConfigure(GPIO_PA1_U0TX);
	ROM_GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
	UARTStdioConfig(0,115200,SysCtlClockGet());

	ROM_SysCtlPeripheralSleepEnable(SYSCTL_PERIPH_UART0);	//La UART tiene que seguir funcionando aunque el micro este dormido
	ROM_SysCtlPeripheralSleepEnable(SYSCTL_PERIPH_GPIOA);	//La UART tiene que seguir funcionando aunque el micro este dormido

}
Example #25
0
void Uart0Init(uint8_t report)
{

    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    // Use the internal 16MHz oscillator as the UART clock source.
    UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

    // Initialize the UART for console I/O.
    UARTStdioConfig(0, 115200, 16000000);

}
Example #26
0
void
ConfigureUART(void)
{
    //
    // Enable the GPIO Peripheral used by the UART.
    //
    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOC);

    //
    // Enable UART0
    //
    SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
    SysCtlPeripheralEnable(SYSCTL_PERIPH_UART3);

    //
    // Configure GPIO Pins for UART mode.
    //
    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
   //Uart 2
    GPIOPinConfigure(GPIO_PC6_U3RX);
    GPIOPinConfigure(GPIO_PC7_U3TX);
    GPIOPinTypeUART(GPIO_PORTC_BASE, GPIO_PIN_6 | GPIO_PIN_7);
    IntMasterEnable();



    UARTStdioConfig(0, 38400, SysCtlClockGet());

    UARTConfigSetExpClk(UART3_BASE, SysCtlClockGet(), 38400,
                                   (UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE |
                                    UART_CONFIG_PAR_NONE));
    IntEnable(INT_UART3);
    UARTIntEnable(UART3_BASE, UART_INT_RX | UART_INT_RT);
    IntEnable(INT_UART0);
    UARTIntEnable(UART0_BASE, UART_INT_RX | UART_INT_RT);
    //UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

    //
    // Initialize the UART for console I/O.
    //
    //UARTStdioConfig(0, 115200, SysCtlClockGet());
}
//*****************************************************************************
//
// Configure the UART and its pins.  This must be called before UARTprintf().
//
//*****************************************************************************
void
ConfigureUART(void)
{
    //
    // Enable UART0
    //
    ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

    //
    // Use the internal 16MHz oscillator as the UART clock source.
    //
    ROM_UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

    //
    // Initialize the UART for console I/O.
    //
    UARTStdioConfig(0, 115200, 16000000);
}
Example #28
0
void inituart (void)
{
// Enable GPIO port A which is used for UART0 pins.

// change this to whichever GPIO port you are using.

	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);

// Enable UART0 so that we can configure the clock.

	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

// Configure the pin muxing for UART0 functions on port A0 and A1.

// This step is not necessary if your part does not support pin muxing.

// change this to select the port/pin you are using.

	GPIOPinConfigure(GPIO_PA0_U0RX);

	GPIOPinConfigure(GPIO_PA1_U0TX);

	// change this to select the port/pin you are using.

	GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);



// Use the internal 16MHz oscillator as the UART clock source.

UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);

// Select the alternate (UART) function for these pins.

// Initialize the UART for console I/O.

//UARTStdioConfig(0, 9600, 16000000);
//UARTStdioConfig(1, 9600, 16000000);

UARTStdioConfig(0, 9600, 16000000);

}
Example #29
0
void ConfigureUART(void) {
	//IntMasterEnable();

	// Enable the GPIO Peripheral used by the UART.

	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB);	// UART1

	// Enable UART0
	SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);	// UART0
	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);

	SysCtlPeripheralEnable(SYSCTL_PERIPH_UART1);

	// Configure GPIO Pins for UART mode.
	GPIOPinConfigure(GPIO_PA0_U0RX);
	GPIOPinConfigure(GPIO_PA1_U0TX);
	GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

	GPIOPinConfigure(GPIO_PB0_U1RX);
	GPIOPinConfigure(GPIO_PB1_U1TX);
	GPIOPinTypeUART(GPIO_PORTB_BASE, GPIO_PIN_0 | GPIO_PIN_1);

	// Use the internal 16MHz oscillator as the UART clock source.
	//UARTClockSourceSet(UART0_BASE, UART_CLOCK_PIOSC);
	UARTClockSourceSet(UART1_BASE, UART_CLOCK_PIOSC);

	UARTConfigSetExpClk(UART0_BASE, SysCtlClockGet(), 115200,
							(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE |
							UART_CONFIG_PAR_NONE));

	// Initialize the UART for console I/O.
	UARTStdioConfig(1, 9600, 16000000);
	//UARTStdioConfig(0, 9600, 16000000);



	UARTEnable(UART0_BASE);
}
Example #30
0
void initUART(void) {
    SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA); // Enable the GPIO port containing the pins that will be used.
    SysCtlDelay(2); // Insert a few cycles after enabling the peripheral to allow the clock to be fully activated

    // Configure the GPIO pin muxing for the UART function.
    // This is only necessary if your part supports GPIO pin function muxing.
    // Study the data sheet to see which functions are allocated per pin.
    GPIOPinConfigure(GPIO_PA0_U0RX);
    GPIOPinConfigure(GPIO_PA1_U0TX);

    // Since GPIO A0 and A1 are used for the UART function, they must be
    // configured for use as a peripheral function (instead of GPIO).
    GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);

    UARTStdioConfig(0, 115200, SysCtlClockGet()); // Mode is set to 8N1 on UART0
    UARTEchoSet(false);

    while (UARTBusy(UART0_BASE)) {
        // Wait until UART is ready
    }

    UARTprintf("Started\n");
}