HT67Fxx單片機C語言控制LCD的源程序

ID:207932 · 發表于 2018-5-2 17:01

/*****************************************************
            Project:       test lcd
            MCU:             HT67F40
            Clock:       4M(Internal)
            Author:       Alex_wu
            Date:       20111103
            function: edit for segment0~17 + COM0~3 to drive LCD
            option:
            SysVolt: 3.0V
            OSC: HIRC
            WDT: enable
            SysFreq: 4M
            Vlcd: 3.0V
            PB0/RES: I/O pin
            Others select by user
******************************************************/
#include "HT67F40.h"
#include "lcd.h"

#pragma       vector TM_ISR @0x14          //1ms timer
const u8 DigitCode[16] = {0x28,0x7e,0xa4,0x64,0x72,0x61,0x21,0x7c,0x20,0x60,0x30,0x23,0xa9,0x26,0xa1,0xb1}; //0~f

#pragma rambank0
u8  DISP8;    //display buffer
u8  DISP9;
u8  DISP10;
u8  DISP11;
u8  DISP12;
u8  DISP13;
u8  DISP14;
u8  DISP15;
u8  DISP16;

u8  time2ms;
u8  SENDDATA;
u8  STATE;
u8  t500ms;
u16 t1s;
u8  hour;
u8  min;
u8  index;
u16 time1s_dis;
u16 time1s;
u8  tmin;

bit time2msflag;
bit t500msflag;
bit t1sflag;
bit poweronflag;

//----------------------main-------------------
void main()
{
Chip_Init();

for(_mp0 = 0x80; _mp0 < 0xff; _mp0++)
      {
               _iar0=0;
      }

      _dmbp0=1;
      for(_mp1 = 0x80; _mp1 < 0xa0; _mp1++)
      {
               _iar1=0;
      }
      _dmbp0=0;

poweronflag=1;

while(1)
{
         clrwdt1;
         clrwdt2;
   if(time2msflag)
   {
            time2msflag=0;
            DIS_P();

            _dmbp0=1;
            _mp1 = 0x88;
            _iar1= DISP8;
            _mp1 = 0x89;
            _iar1= DISP9;
            _mp1 = 0x8a;
            _iar1= DISP10;
            _mp1 = 0x8b;
            _iar1= DISP11;
            _mp1 = 0x8c;
            _iar1= DISP12;
            _mp1 = 0x8d;
            _iar1= DISP13;
            _mp1 = 0x8e;
            _iar1= DISP14;
            _mp1 = 0x8f;
            _iar1= DISP15;
            _mp1 = 0x90;
            _iar1= DISP16;
            _dmbp0=0;

            timer_p();
   }
}
}
//---------------------------------------------
void Chip_Init()
{
      _cp0c=0;
      _cp1c=0;
      _acerl=0;

      _lcdout0=0;       //seg0~7
      _lcdout1=0;       //seg8~15
      _lcdout2=0b11111100; //seg16~17
      _lcdctrl=0b01001111; //1/3 bias1/4 duty

      _t0ae=1;
      _ade=0;
      _mf0e=1;
      _tm0c0=0;
      _tm0al=0b11101000;  //1ms
      _tm0ah=0b00000011;
      _tm0c1=0b11000001;
      _t0on=1;

      _emi=1;
}
//---------------------------------------------
void timer_p()
{
      if(t1sflag)
      {
            t1sflag=0;
            if(++tmin>=60)
            {
                     tmin=0;
                     if(++min>=60)
                     {
                              min=0;
                              if(++hour>=24)
                              hour=0;
                     }
            }
      }
}
//---------------------------------------------
void DIS_P()
{
      if(STATE)
      {
               index=hour/10;
               SENDDATA = ~DigitCode[index];
               dis_p3();

               index=hour%10;
               SENDDATA = ~DigitCode[index];
               dis_p4();

               index=min/10;
               SENDDATA = ~DigitCode[index];
               dis_p5();

               index=min%10;
               SENDDATA = ~DigitCode[index];
               dis_p6();

               if(!t500msflag)
                  COL_C;
               else
                  COL_S;
      }
      else
      {
               if(poweronflag)
               {
                        F3_S;
                        G3_S;
                        E3_S;
                        DISP9=0x0f;
                        F4_S;
                        G4_S;
                        E4_S;
                        DISP11=0x0f;
                        COL_S;
                        F5_S;
                        G5_S;
                        E5_S;
                        DISP14=0x0f;
                        F6_S;
                        G6_S;
                        E6_S;
                        DISP16=0x0f;
               }
               else
               {
                  DISP8=0;
                  DISP9=0;
                  DISP10=0;
                  DISP11=0;
                  DISP12=0;
                  DISP13=0;
                  DISP14=0;
                  DISP15=0;
                  DISP16=0;
                  STATE=1;
               }
      }
}
//-------------------
void dis_p3()
{
if(SENDDATA & 0x80)
         C3_S;
      else
         C3_C;

      if(SENDDATA & 0x40)
         E3_S;
      else
         E3_C;

      if(SENDDATA & 0x10)
         D3_S;
      else
         D3_C;

      if(SENDDATA & 0x08)
         G3_S;
      else
         G3_C;

      if(SENDDATA & 0x04)
         F3_S;
      else
         F3_C;

      if(SENDDATA & 0x02)
         A3_S;
      else
         A3_C;

      if(SENDDATA & 0x01)
         B3_S;
      else
         B3_C;
}
//-------------------
void dis_p4()
{
if(SENDDATA & 0x80)
         C4_S;
      else
         C4_C;

      if(SENDDATA & 0x40)
         E4_S;
      else
         E4_C;

      if(SENDDATA & 0x10)
         D4_S;
      else
         D4_C;

      if(SENDDATA & 0x08)
         G4_S;
      else
         G4_C;

      if(SENDDATA & 0x04)
         F4_S;
      else
         F4_C;

      if(SENDDATA & 0x02)
         A4_S;
      else
         A4_C;

      if(SENDDATA & 0x01)
         B4_S;
      else
         B4_C;
}
//-------------------
void dis_p5()
{
if(SENDDATA & 0x80)
         C5_S;
      else
         C5_C;

      if(SENDDATA & 0x40)
         E5_S;
      else
         E5_C;

      if(SENDDATA & 0x10)
         D5_S;
      else
         D5_C;

      if(SENDDATA & 0x08)
         G5_S;
      else
         G5_C;

      if(SENDDATA & 0x04)
         F5_S;
      else
         F5_C;

      if(SENDDATA & 0x02)
         A5_S;
      else
         A5_C;

      if(SENDDATA & 0x01)
         B5_S;
      else
         B5_C;
}
//-------------------
void dis_p6()
{
if(SENDDATA & 0x80)
         C6_S;
      else
         C6_C;

      if(SENDDATA & 0x40)
         E6_S;
      else
         E6_C;

      if(SENDDATA & 0x10)
         D6_S;
      else
         D6_C;

      if(SENDDATA & 0x08)
         G6_S;
      else
         G6_C;

      if(SENDDATA & 0x04)
         F6_S;
      else
         F6_C;

      if(SENDDATA & 0x02)
         A6_S;
      else
         A6_C;

      if(SENDDATA & 0x01)
         B6_S;
      else
         B6_C;
}
//---------------------------------------------
//1ms timer
//---------------------------------------------
void TM_ISR()
{
      _t0af=0;

      if(++time2ms>=2)
      {
            time2ms=0;
            time2msflag=1;

      if(poweronflag)
      {
               if(++time1s_dis>=1000) //筿陪2S
               {
                        time1s_dis=0;
                        poweronflag=0;
               }
      }
      else
      {
               if(++t500ms>=250)
         {
                  t500ms=0;
                  t500msflag = ~t500msflag; //皗

                  if(++t1s>=2)
         {
                  t1s=0;
                  t1sflag=1;
         }
         }
      }
      }
}

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HT67Fxx單片機C語言控制LCD的源程序

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