dmx.rar_LED PWM_STC_STC pca pwm_STC单片机_pwm

#include <STC12C2052AD.H> #include <intrins.h> //输入50hz交流电全波整流后的脉冲，为100hz，也就是一个周期为10ms，每个周期100级pwm，也就是pwm的处理精度为0.1ms。 #define IDL 0X01 #define POF 0X10 #define ON 1 #define OFF 0 unsigned char uc_temp; //临时变量 unsigned char uc_temp1; unsigned char uc_temp2; unsigned char bdata uc_bit_flag; unsigned char uc_pwm0_set_val; unsigned char uc_pwm1_set_val; unsigned char uc_pwm2_set_val; unsigned char uc_pwm_count;//pwm计数 unsigned char uc_pwm0_val;//pwm设定值 unsigned char uc_pwm1_val;//pwm设定值 unsigned char uc_pwm2_val;//pwm设定值 sbit sb_pwm0_out=P3^4; sbit sb_pwm1_out=P1^7; sbit sb_pwm2_out=P3^7; unsigned char uc_time_count_10ms; unsigned char uc_time_count_1s; unsigned char uc_time_count_temp; unsigned char uc_time_count_temp1; unsigned char uc_change_i; //////////////////////////////////////////////灯带控制 unsigned char uc_pwm_count_val; //0.1ms机器计数值 unsigned char uc_pwm_count_val_temp; //0.1ms机器计数值 sbit sb_pwm_count_init_flag=uc_bit_flag^2;//0.1ms机器计数值初始化标志，为1为正在初始化 sbit sb_pwm_count_init_fail_flag=uc_bit_flag^3;//0.1ms机器计数值初始化标志，为1为正在初始化 ///////////////////////////////////////////// typedef struct { unsigned char val_index; unsigned char val_num; unsigned char pwm_time; unsigned char pwm_step; unsigned char run_record_time; unsigned char run_cycle_num; }RUN_INDEX; const unsigned char code setval[29][3]= { /////兰，绿，红 {100,100,100,}, //0 {0 ,100,0 ,}, //1 {100,0 ,100,}, //2 {100,0 ,0 ,}, //3 {0 ,100,100,}, //4 {0 ,0 ,100,}, //5 {100,100,0 ,}, //6 {100,100,0 ,}, //7 {100,100,100,}, //8 {0 ,0 ,100,}, //9 {0 ,100,100,}, //10 {100,100,0 ,}, //11 {100,0 ,100,}, //12 {0 ,0 ,100,}, //13 {0 ,100,100,}, //14 {100,100,100,}, //15 {100,100,0 ,}, //16 {100,0 ,0 ,}, //17 {100,100,0 ,}, //18 {100,0 ,100,}, //19 {0 ,100,100,}, //20 {100,0 ,0 ,}, //21 {0 ,0 ,100,}, //22 {0 ,0 ,0 ,}, //23 {0 ,100,0 ,}, //24 {0 ,0 ,0 ,}, //25 {100,0 ,0 ,}, //26 {0 ,0 ,0 ,}, //27 {100,100,100,}, //28 }; #define RUN_INDEX_NUM 14 const RUN_INDEX code run_index[RUN_INDEX_NUM]= { {0 ,6,0,10,1,15}, //全亮全灭 {0 ,3,0,10,1,15}, //2】兰绿红依次亮 {2 ,3,0,10,1,15}, //3】红绿兰依次亮 {0 ,7,5,1,100,15}, //8】红-》绿-》兰-》红绿-》红兰-》绿兰-》全亮 {8 ,5,1,1,70,15}, //9】渐变 全亮-》红-》红绿-》绿兰-》红兰 {0 ,4,0,10,1,15}, //4】红绿兰往复亮 {18 ,3,0,10,1,15}, //6】绿兰-》红兰-》红绿 {13 ,5,0,10,1,15}, //7】红-》红绿-》红绿兰-》绿兰-》兰 {22 ,2,0,10,1,2 }, //红闪 {24 ,2,0,10,1,2 }, //绿闪 {26 ,2,0,10,1,2 }, //兰闪 {2 ,2,0,10,1,2 }, //红绿闪 {0 ,2,0,10,1,2 }, //绿兰闪 {21 ,2,0,10,1,2 }, //兰红闪 }; const unsigned char code run_record_count_time[10]= { 120,92,72,56,32,20,16,13,10,5 }; unsigned char uc_run_index_i; //记录号 unsigned char uc_add_val; //时间加的单位 unsigned char uc_add_val1; //时间加的单位 unsigned char uc_add_val1_temp; unsigned char uc_run_cycle_i; //循环计数 unsigned char uc_boot_kind; unsigned char uc_old_in_val; unsigned char uc_run_index_base; unsigned char uc_run_index_num; sbit sb_run_flag=uc_bit_flag^0; unsigned char uc_run_kind; #define BOOT_KIND 7 void main(void) { //设置P3.3，P3.5，P3.7为强上拉 sb_pwm0_out=ON; sb_pwm1_out=ON; sb_pwm2_out=ON; // P3M0=0; // P3M1=0Xa8; /* ISP_ADDRH=0X10; ISP_ADDRL=255; ISP_CONTR=0X8B; ISP_CMD=1; ISP_DATA=0; uc_temp=0; EA=0; for(;ISP_DATA!=255&&ISP_ADDRL!=10;) { uc_temp=ISP_DATA; ISP_ADDRL++; ISP_TRIG=0X46; ISP_TRIG=0XB9; } if(uc_temp>BOOT_KIND) uc_temp=0; if(PCON&POF)//判断冷启标志 {//前一个值+1写入下一个地址，如果大于一页，擦除一页，写入地址0 uc_temp++; if(uc_temp>BOOT_KIND) uc_temp=1; if(ISP_ADDRL==10) { ISP_CMD=3; ISP_ADDRL=0; ISP_TRIG=0X46; ISP_TRIG=0XB9; } ISP_CMD=2; ISP_DATA=uc_temp; ISP_TRIG=0X46; ISP_TRIG=0XB9; ISP_CONTR=0X0B; PCON&=~POF;//清除冷启标志 } uc_boot_kind=uc_temp;//*/ //初始化数据 PT0=1; //time0中断提高优先级 uc_pwm_count_val=0; sb_pwm_count_init_flag=1; sb_pwm_count_init_fail_flag=0; uc_temp=0;//外部中断计数清零 //初始化定时器0为模式2。 //初始化定时器1为模式1。 TMOD=0X12; ET1=1;//定时器1中断使能 IT1=1;//边沿触发外部中断0 EX1=1;//使能外部中断0 EA=1; for(;sb_pwm_count_init_flag;) { WDT_CONTR=0X30;//喂狗 PCON|=IDL; //idle模式时 } for(;sb_pwm_count_init_fail_flag;) { WDT_CONTR=0X30;//喂狗 PCON|=IDL; //idle模式时 } uc_time_count_10ms=255; uc_time_count_1s=255; uc_time_count_temp=0; uc_time_count_temp1=0; uc_pwm_count=0;//自编pwm数据初始化 uc_pwm0_val=0; uc_pwm1_val=0; uc_pwm2_val=0; uc_pwm0_set_val=0; uc_pwm1_set_val=0; uc_pwm2_set_val=0; uc_change_i=255; TH0=uc_pwm_count_val; TL0=uc_pwm_count_val; TR0=1; //各种中断时使。 ET0=1;//定时器0中断使能 // IT0=1;//边沿触发外部中断0 // EX0=1;//使能外部中断0 EA=1; // WDT_CONTR=0X30;//狗初始化 uc_add_val=120; //时间加的单位 uc_add_val1=1; //时间加的单位 uc_add_val1_temp=1; uc_run_index_i=0; //记录号 uc_run_cycle_i=0; //循环计数 uc_old_in_val=0xff; sb_run_flag=0; uc_run_kind=0xff; sb_run_flag=0; // uc_time_count_10ms=255; // uc_time_count_1s=255; // uc_time_count_temp=0; // uc_time_count_temp1=0; // uc_change_i=255; uc_run_index_base=3; uc_run_index_num=1; uc_run_index_i=uc_run_index_base; //记录号 uc_run_cycle_i=0; //循环计数 ET0=1; sb_run_flag=1; uc_add_val=run_record_count_time[7]; while(1) { /* uc_temp=~P1; // uc_temp=0x99; if(uc_old_in_val!=uc_temp) { uc_temp1=uc_temp&0x0f; uc_temp2=uc_temp&0xf0; uc_add_val1_temp=6-(uc_temp1/2); if(uc_temp2==0x0) { ET0=0; sb_run_flag=0; uc_add_val=10; switch(uc_temp1) { case 0: sb_pwm0_out=OFF; sb_pwm1_out=OFF; sb_pwm2_out=ON; break; case 1: sb_pwm0_out=OFF; sb_pwm1_out=ON; sb_pwm2_out=OFF; break; case 2: sb_pwm0_out=ON; sb_pwm1_out=OFF; sb_pwm2_out=OFF; break; case 3: sb_pwm0_out=OFF; sb_pwm1_out=ON; sb_pwm2_out=ON; break; case 4: sb_pwm0_out=ON; sb_pwm1_out=OFF; sb_pwm2_out=ON; break; case 5: sb_pwm0_out=ON; sb_pwm1_out=ON; sb_pwm2_out=OFF; break; case 6: sb_pwm0_out=ON; sb_pwm1_out=ON; sb_pwm2_out=ON; break; case 7: ET0=1; sb_run_flag=1; uc_run_index_base=11; uc_run_index_num=1; break; case 8: ET0=1; sb_run_flag=1; uc_run_index_base=12; uc_run_index_num=1; break; case 9: ET0=1; sb_run_flag=1; uc_run_index_base=13; uc_run_index_num=1; break; } } else { ET0=1; sb_run_flag=1; uc_add_val=run_record_count_time[uc_temp1]; } if(uc_run_kind!=uc_temp2) { // if(uc_temp2==0x10) // { // uc_run_kind=uc_temp2; // uc_temp2=(uc_boot_kind+1)*16; // }// switch(uc_temp2) { case 0x10: uc_run_index_base=0; uc_run_index_num=7; break; case 0x20: uc_run_index_base=1; uc_run_index_num=1; break; case 0x30: uc_run_index_base=2; uc_run_index_num=1; break; case 0x40: uc_run_index_base=5; uc_run_index_num=1; break; case 0x50: uc_run_index_base=8; uc_run_index_num=3; break; case 0x60: uc_run_index_base=6; uc_run_index_num=1; break; case 0x70: uc_run_index_base=7; uc_run_index_num=1; break; case 0x80: uc_run_index_base=3; uc_run_index_num=1; break; case 0x90: uc_run_index_base=4; uc_run_index_num=1; break; } uc_run_kind=uc_temp2; } uc_old_i