led.c

用pic12c509实现的闪灯控制

#include "pic.h"
#include "testc.h"


#define uint   unsigned int
#define uchar  unsigned char
#define z_max 38
//#define MAX_LEN       6
#define MAX_LED_TYPE    8
#define MAX_MODE     12
#define CHANGE_SLOWLY   4
#define SHUN_BIAN   0
#define NI_BIAN     1
#define nop()   asm("nop")
#define clrwdt()    asm("CLRWDT")

#define TIAOBIAN_TIME   750
#define LIUSHUI_TIME    200
#define PAOMA_TIME  50
#define JIANBIAN_TIME   800

#define     PIC12C508
#ifdef PIC12C508
    #define IR      GP3      // GP0:R,GP1:G,GP2:B
    #define PORTB       GPIO
    #define wei     0x80
        //const uchar LED_TABLE[MAX_LEN]={0x01,0x02,0x04,0x07,0x00,0x00};
    const uchar led[9]={0x01,0x02,0x04,0x05,0x03,0x06,0x07,0x00,0x10};//const uchar led[8]={0x07,0x03,0x05,0x03,0x01,0x02,0x04,0x00};
        const uchar z[z_max]={0x00,0x07,0x87,0x03,0x83,0x02,0x02,0x07,0x87,0x05,0x85,0x01,0x01,0x07,0x87,0x06,0x86,0x04,0x04,0x07, 0x00,0x01,0x01,0x03,0x83,0x02,0x02,0x06,0x86,0x04,0x04,0x05,0x05,0x07,0x87,0x03,0x83,0x01};//前20个为一组变化，后为二组

#else
    #define IR      RB1
    #define wei     0x01
        //const uchar LED_TABLE[MAX_LEN]={0x80,0x40,0x20,0xe0,0x00,0x00};
    const uchar led[9]={0x80,0x40,0x20,0xa0,0xc0,0x60,0xe0,0x00,0x10};//const uchar led[8]={0xe0,0xc0,0xa0,0x60,0x80,0x40,0x20,0x00};
        const uchar z[z_max]={0x00,0xe0,0xe1,0xc0,0xc1,0x40,0x40,0xe0,0xe1,0xa0,0xa1,0x80,0x80,0xe0,0xe1,0x60,0x61,0x20,0x20,0xe0, 0x00,0x80,0x80,0xc0,0xc1,0x40,0x40,0x60,0x61,0x20,0x20,0xa0,0xa0,0xe0,0xe1,0xc0,0xc1,0x80};//前20个为一组变化，后为二组
#endif


uchar mode,ChangeIndex,flash_time,test;
uint  time_2ms_cnt,timer,sys;
bit flag,f_have_key,f_zero,f_first_time,f_direction,f_timer,f_start_to_change,f_light;


//const uchar z[z_max]={0,1,4,0,1,2,5,1,2,0,3,2,0,5,6,3,1,3,6,4,2,4,6,5};


void KeyScan(void);
void KeyDeal(void);
void light(uchar p);


#ifdef   PIC12C508
    void ini(void)
    {
        TRIS = 0x28; //GP0,GP1,GP2,GP3 OUTPUT
        OPTION = 0xc7;
        clrwdt();
        PORTB = 0;
PORTB = 0xff;
PORTB = 0;
        mode = 0;
        ChangeIndex = 0;
        f_have_key=1;
        f_direction=SHUN_BIAN;  // 顺
        timer = 0;
        f_timer = 0;
        f_start_to_change = 1;
        f_first_time = 1;
        f_zero = 0;

        time_2ms_cnt = TIAOBIAN_TIME;
    }
#else
    void ini(void)
    {
        TRISB = 0x0f; //RB7,RB6,RB5,RB4 OUTPUT
                TRISA = 0xff;
        OPTION = 0x07;
        clrwdt();
                PORTB = 0;//led[ChangeIndex++];
        mode = 0;
        ChangeIndex = 0;
                f_have_key=1;
                f_direction=SHUN_BIAN;  // 顺
                timer=0;
                f_timer = 0;
                f_start_to_change = 1;
                f_first_time = 1;
        f_zero = 0;
                time_2ms_cnt = TIAOBIAN_TIME;
    }
#endif

void delay(uchar time)
{
    uint i;
    while(time--)
    {
                i=100;
        while(i--)
            continue;
    }
    clrwdt();

}


void light(uchar p)
{
    uchar i,j,k,l;

        if(z[p]&wei)   //渐变暗
 {        i=201;
        while(i--)
        {     clrwdt();
               if(i>194)
               j=180;
               else
               j=6;

                l=j;
        while(l--)
            {
                PORTB = z[p];
                k=i;
                    while(k--);

                    clrwdt();

                    PORTB = z[p+1];

                    k=201-i;
                        while(k--);


          }
    }
   }
   else                  //渐变亮
   {
              i=201;
              while(i--)
    {       clrwdt();
                if(i>190)
                j=20;


                else
                {if(j==10)
                 j=10;
                 else
                 j--;   }
                l=j;
                //j=18;
        while(l--)
            {

                PORTB = z[p];
                k=i;
                        while(k--);

                        clrwdt();

                    PORTB = z[p+1];

                    k=201-i;
                        while(k--);


        }
    }
   }

}

void KeyScan(void)
{
        clrwdt();

        if(f_first_time)
        {
                        sys++;
                        if(sys>30000)
              {
                mode++;
            sys=0;
                        f_have_key=1;
                      }
        }

}


void KeyDeal(void)
{
        clrwdt();
        if(!f_have_key)
               return;
        f_have_key = 0;
        timer = 0;
        f_timer=1;
        if(mode == 0)         // 跳变
        {
            ChangeIndex = 0;
            time_2ms_cnt = TIAOBIAN_TIME;     // 1.5s
        }
        else if(mode==1)      // 顺流水
        {
             time_2ms_cnt = LIUSHUI_TIME;    // 0.5s
             f_direction=SHUN_BIAN;     // 顺
             ChangeIndex = 0;
        }
        else if(mode == 2)    // 逆流水
        {
             time_2ms_cnt = LIUSHUI_TIME;
             f_direction = NI_BIAN;   // 逆
             ChangeIndex = 2;   // 6
        }
        else if(mode==3)      // 顺跑马
        {
             time_2ms_cnt = PAOMA_TIME;    // 0.5s
             f_direction=SHUN_BIAN;     // 顺
         ChangeIndex = 0;
        }
        else if(mode == 4)    // 逆跑马
        {
             time_2ms_cnt = PAOMA_TIME;    // 0.5s
             f_direction=NI_BIAN;     // 逆
             ChangeIndex = 2;   // 6
        }
        else if(mode<12)    // 定位
        {
            ChangeIndex = 0;
        }
        else if(mode==12)   // 渐变
        {
            test=0;
            f_first_time = 0;
            ChangeIndex = 20;
            time_2ms_cnt = JIANBIAN_TIME;
        }

}
void Display(void)
{
        clrwdt();



        switch(mode)
        {
            case 0:
                if(!f_start_to_change)
                    break;
                        f_start_to_change = 0;
                PORTB = led[ChangeIndex++];
                if(ChangeIndex>=MAX_LED_TYPE-1)
                    ChangeIndex = 0;
                break;
            case 1:
            case 2:
            case 3:
            case 4:
                    if(!f_start_to_change)
                        break;
                        f_start_to_change = 0;
                if(f_direction==SHUN_BIAN)
                {
                    PORTB=led[ChangeIndex++];
                    if(ChangeIndex>2)
                        ChangeIndex = 0;
                }
                else
                {
                    PORTB=led[ChangeIndex--];
                    if(ChangeIndex==0xff)
                        ChangeIndex=2;
                }
                break;
            case 5:     // 定位
            case 6:
            case 7:
            case 8:
            case 9:
            case 10:
            case 11:
                PORTB = led[mode-5];
                break;
            case 12:    // 渐变
                    if(!f_start_to_change)
                    break;
                    f_start_to_change = 0;

                light(ChangeIndex++);
                        ChangeIndex++;

                    if(ChangeIndex>37)
                    {   ChangeIndex = 22;
                        test++;
                        if(test>1)
                        {
                            mode=0;
                            f_first_time = 1;
                                f_have_key=1;
                        }
                    }

            break;
            default:
                break;


        }
}




void main(void)
{
    ini();
    delay(5);
delayms();
    while(1)
    {

        KeyScan();
                KeyDeal();

                //mode=12;

                //time_2ms_cnt = JIANBIAN_TIME;

                delay(2);   // 2ms
                if(f_timer)
                    timer++;
                if(timer==time_2ms_cnt)
                {
                    f_start_to_change = 1;
                        timer = 0;
                }

                //mode = 12;
                Display();
        clrwdt();
    }
}