MSP340单片机IAR-简易交通灯系统Proteus仿真.rar

#include<msp430.h> void delay_1s(void); void seg7s(unsigned char data_seg7); void seg7s2(unsigned char data_seg7); const unsigned char decoder_seg7[10] ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; void main(void) { WDTCTL=WDTPW+WDTHOLD; P1SEL=0x00; P1SEL2=0x00; P1DIR=0xff; P2SEL=0X00; P2SEL2=0x00; P2DIR=0xff; while(1) { P1OUT=0x81; seg7s(6); seg7s2(9); delay_1s(); P1OUT=0x81; seg7s(5); seg7s2(8); delay_1s(); P1OUT=0x81; seg7s(4); seg7s2(7); delay_1s(); P1OUT=0x81; seg7s(3); seg7s2(6); delay_1s(); P1OUT=0x81; seg7s(2); seg7s2(5); delay_1s(); P1OUT=0x81; seg7s(1); seg7s2(4); delay_1s(); P1OUT=0x82; seg7s(3); seg7s2(3); delay_1s(); P1OUT=0x82; seg7s(2); seg7s2(2); delay_1s(); P1OUT=0x82; seg7s(1); seg7s2(1); delay_1s(); P1OUT=0x24; seg7s(9); seg7s2(6); delay_1s(); P1OUT=0x24; seg7s(8); seg7s2(5); delay_1s(); P1OUT=0x24; seg7s(7); seg7s2(4); delay_1s(); P1OUT=0x24; seg7s(6); seg7s2(3); delay_1s(); P1OUT=0x24; seg7s(5); seg7s2(2); delay_1s(); P1OUT=0x24; seg7s(4); seg7s2(1); delay_1s(); P1OUT=0x44; seg7s(3); seg7s2(3); delay_1s(); P1OUT=0x44; seg7s(2); seg7s2(2); delay_1s(); P1OUT=0x44; seg7s(1); seg7s2(1); delay_1s(); } } void seg7s(unsigned char data_seg7) { unsigned char code_seg7; code_seg7=decoder_seg7[data_seg7]; P2OUT&=~BIT0; if(code_seg7&0x80) //D7 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x40) //D6 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x20) //D5 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x10) //D4 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x08) //D3 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x04) //D2 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x02) //D1 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; if(code_seg7&0x01) //D0 { P2OUT|=BIT1; } else { P2OUT&=~BIT1; } P2OUT|=BIT0; P2OUT&=~BIT0; } void seg7s2(unsigned char data_seg7) { unsigned char code_seg7; code_seg7=decoder_seg7[data_seg7]; P2OUT&=~BIT0; if(code_seg7&0x80) //D7 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x40) //D6 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x20) //D5 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x10) //D4 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x08) //D3 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x04) //D2 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x02) //D1 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; if(code_seg7&0x01) //D0 { P2OUT|=BIT3; } else { P2OUT&=~BIT3; } P2OUT|=BIT2; P2OUT&=~BIT2; } void delay_1s(void) { unsigned long data_delay1s; for(data_delay1s=0;data_delay1s<6654;data_delay1s++); }