TXBUF0 = x;
}
+//! Set the baud rate.
+void setbaud(unsigned char rate){
+
+ //http://mspgcc.sourceforge.net/baudrate.html
+ switch(rate){
+ default:
+ case 0:
+ case 1://9600 baud
+ UBR00=0x00; UBR10=0x01; UMCTL0=0x00;
+ break;
+ case 2://19200 baud
+ UBR00=0x00; UBR10=0x02; UMCTL0=0x00;
+ break;
+ case 3://38400 baud
+ UBR00=0x40; UBR10=0x00; UMCTL0=0x00;
+ break;
+ //TODO
+ case 4://57600 baud
+ case 5://115200 baud
+ break;
+ }
+}
void msp430_init_uart(){
P3SEL |= BIT4|BIT5; // P3.4,5 = USART0 TXD/RXD
P3DIR |= BIT4;
-
UCTL0 = SWRST | CHAR; /* 8-bit character, UART mode */
-
-
UTCTL0 = SSEL1; /* UCLK = MCLK */
-
- //http://mspgcc.sourceforge.net/baudrate.html
- //9600 baud
- UBR00=0x00; UBR10=0x01; UMCTL0=0x00;
+
+ setbaud(0);
ME1 &= ~USPIE0; /* USART1 SPI module disable */
ME1 |= (UTXE0 | URXE0); /* Enable USART1 TXD/RXD */
/* XXX Clear pending interrupts before enable!!! */
U0TCTL |= URXSE;
-
+
+
//IE1 |= URXIE1; /* Enable USART1 RX interrupt */
}