hal_uart.h File Reference

UART configuration. More...

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Functions
void	HAL_UART_Init ()
	Initializing UART.

Detailed Description

UART configuration.

Definition in file hal_uart.h.

Function Documentation

void HAL_UART_Init

(

)

Initializing UART.

Returns

void

Parameters

void

Definition at line 24 of file hal_uart.c.

{ 
    USB_PORT(SEL) |= BV(USB_TXD_PIN);
    USB_PORT(SEL) |= BV(USB_RXD_PIN);

    // UART, which is used for USB, is set to 57600 bps
    // (see, pp909 of 'MSP430x5xx and MSP430x6xx family user's guide')    
    UCA1CTL1 |=  UCSWRST;       // **Put state machine in reset**
    UCA1CTL1 |=  UCSSEL_2;      // Set SMCLK as clock source
    UCA1BRW   =  208;           // 12MHz 57600 bps (see User's Guide)
    UCA1MCTL  =  UCBRS_2;       // Modln UCBRSx=2, UCBRFx=0,

    UCA1CTL1 &= ~UCSWRST;       // **Initialize USCI state machine**
    UCA1IE   |=  UCRXIE;        // Enable USCI_A1 RX interrupt
}

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