基于5402的DSP实验程序（C代码）.

/*******main_func.c****/ #include "reg_define.h" #include "system_init.h" /*通过system_init();调用*/ #include "IOport_init.h" /*包含后可直接使用所定义的IO端口*/ #include "Timer0_init.h" /*通过Timer0_init(unsigned int Tmer0_VAL);调用*/ #include "Timer1_init.h" /*通过Timer1_init(unsigned int Tmer0_VAL);调用*/ #include "Interrupt_server.h" /*包含后可直接到所对应的中断服务程序中编中断服务程序*/ #include "LED_display_6.h" /*通过LED_display_6(unsigned int 显示数据);调用*/ #include "LED_display_1.h" #include "traffic.h" #include <stdio.h> int dx_red=30,nb_red=30; unsigned int BJ_code[]={0x07,0x0b,0x0d,0x0e}; unsigned int bjcode,dj_code; unsigned char STATE=1; void delay(unsigned int d_t); void Keyprocess(void); void Bj_keyprocess(void); void Dj_keyprocess(void); void JT_keyprocess(void); void TS_keyprocess(void); void Set_time(void); void JT_LED_display(void); main() { system_init(); Timer0_init(0x6fff); /*Tmer0_VAL为TINT0的定时时间常数16.4ms*/ //Timer1_init(0x0ffff); /*Tmer0_VAL为TINT1的定时时间常数*/ while(1) { switch(STATE) { case 1:Bj_keyprocess();BJ_ADDR=BJ_code[bjcode];delay(100);break;/*不加会不转delay(100);*/ case 2:Dj_keyprocess();DJ_ADDR=dj_code;break; case 3:JT_keyprocess();traffic();JT_LED_display();break; case 4:TS_keyprocess();DJ_ADDR=dj_code;BJ_ADDR=BJ_code[bjcode];delay(100);traffic();break; case 5:Set_time();LED_display_6(dx_red*100+nb_red);break; default:break; } LED_display_1(STATE); delay(10); } } void Bj_keyprocess() { switch(key_code) { case 1:STATE=1;break; case 2:STATE=2;break; case 3:STATE=3;break; case 4:STATE=4;break; case 5:bj_derect=0;break; /*正转0*/ case 6:bj_derect=1;break; /*反转1*/ case 7:if(bj_speed>=3) bj_speed--;break; /*加速2*/ case 8:if(bj_speed<=50) bj_speed++;break; /*减速3*/ default : break; } } void Dj_keyprocess() { switch(key_code) { case 1:STATE=1;break; case 2:STATE=2;break; case 3:STATE=3;break; case 4:STATE=4;break; case 5:dj_derect=0;break; /*正转0*/ case 6:dj_derect=1;break; /*反转1*/ case 7:if(dj_speed<dj_period) dj_speed++;break; /*加速2*/ case 8:if(dj_speed>=1) dj_speed--;break; /*减速3*/ default : break; } } void JT_keyprocess() { switch(key_code) { case 1:STATE=1;break; case 2:STATE=2;break; case 3:STATE=3;break; case 4:STATE=4;break; case 9:STATE=5;break; default : break; } } void TS_keyprocess() { switch(key_code) { case 1:STATE=1;break; case 2:STATE=2;break; case 3:STATE=3;break; case 4:STATE=4;break; case 5:bj_derect=0;break; case 6:bj_derect=1;break; case 7:if(bj_speed>=3) bj_speed--;break; case 8:if(bj_speed<=50) bj_speed++;break; case 9:STATE=5;break; case 11:dj_derect=0;break; case 12:dj_derect=1;break; case 13:if(dj_speed<dj_period) dj_speed++;break; case 14:if(dj_speed>=1) dj_speed--;break; default : break; } } void Set_time(void) { switch(key_code) { case 5:dx_red+=1;break; case 6:dx_red-=1;break; case 7:nb_red+=1;break; case 8:nb_red-=1;break; case 10:STATE=4;break; default : break; } if(dx_red>99) dx_red=0; if(dx_red<0) dx_red=99; if(nb_red>99) nb_red=0; if(nb_red<0) nb_red=99; } void JT_LED_display() { if(t_traffic<dx_red) LED_display_6((dx_red-t_traffic)*100); if(t_traffic>=dx_red&&t_traffic<dx_red+10) LED_display_6((dx_red+10-t_traffic)*100); if(t_traffic>=dx_red+10&&t_traffic<dx_red+10+nb_red) LED_display_6((dx_red+10+nb_red-t_traffic)); if(t_traffic>=dx_red+10+nb_red&&t_traffic<dx_red+10+nb_red+10) LED_display_6((dx_red+10+nb_red+10-t_traffic)); } void delay(unsigned int d_t) { int i,j; for(i=0;i<d_t;i++) {for(j=0;j<1;j++) {}} }