- #include<msp430x14x.h>
- typedef unsigned char uchar;
- typedef unsigned int uint;
- void ConfigUart0();
- void main()
- {
- WDTCTL=WDTPW+WDTHOLD;
- P2DIR=0XFF;
- P2OUT=0x00;
- ConfigUart0();
- _EINT();
- LPM1;
- }
- #pragma vector=UART0RX_VECTOR
- __interrupt void Uart0_RX()
- {
- P2OUT=RXBUF0; //控制流水灯亮暗
- }
- void ConfigUart0()
- {
- P3SEL|=0X30;
- ME1 |= UTXE0 + URXE0; // Enabled USART0 TXD/RXD
- UCTL0 |= CHAR; // 8-bit character, SWRST=1
- UTCTL0 |= SSEL0; // UCLK = ACLK
- UBR00 = 0x03; // 9600 from 1Mhz
- UBR10 = 0x00; //
- UMCTL0 = 0x4A; // Modulation
- UCTL0 &= ~SWRST; // Initialize USART state machine
- IE1 |= URXIE0 + UTXIE0; // Enable USART0 RX/TX interrupt
- }
| 
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