#include "EM78x156xx.h"
#define DISI() _asm{disi}
#define ENI() _asm{eni}
#define SLEP() _asm{slep}
#define NOP() _asm{nop}
#define WDTC() _asm{wdtc}
#define uchar unsigned int
#define uint unsigned short
#define Key R53
#define Bz R51
#define Out R50
#define Com1 R60
#define Com2 R61
#define Com3 R62
#define Seg1 R63
#define Seg2 R64
#define Seg3 R65
#define Seg4 R66
#define Seg5 R67
#define InCom1 (P6CR|=0x01)
#define InCom2 (P6CR|=0x02)
#define InCom3 (P6CR|=0x04)
#define OutCom1 (P6CR&=0x0E)
#define OutCom2 (P6CR&=0x0D)
#define OutCom3 (P6CR&=0x0B)
bit OkFlag;
bit BzOutFlag;
bit StartFlag;
bit KeyFlag;
uchar Count @0x2F;
uint BzOutTime;
uint TimeFlag;
uchar Minute;
uchar Second;
uchar BiasTime;
const uchar Number1[10]={
0x6F,0x06,0x3D,0x37,0x56,0x73,0x7B,0x26,0xFF,0x77};
const uchar Number2[10]={
0xF7,0x03,0x5E,0x1F,0x8B,0x9D,0xFD,0x13,0xFF,0xBF};
void SysInt(void);
void KeyProcess(void);
void Delayms(uint ms);
void BzOut(void);
void LcdDisplay(uchar Num1,uchar Num2);
void TimeDisplay(void);
void main()
{
SysInt();
while(1)
{
KeyProcess();
TimeDisplay();
}
}
void TimeDisplay(void)
{
uchar temp1,temp2;
//Count++;
Out=!StartFlag;
if(BzOutFlag==1)
{
if((BzOutTime%1000)==0)
BzOut();
if(BzOutTime>=20000)
{
BzOutTime=0;
BzOutFlag=0;
}
BzOutTime++;
}
if((Count>=249)&&(StartFlag==1))//Count>=249
{
Count=0;
if(Second>0)
Second--;
if(Second==0)
{
if(Minute>0)
{
Minute--;
Second=60;
}
else
{
StartFlag=0;
BzOutFlag=1;
OkFlag=1;
}
}
}
if(OkFlag==1)
{
LcdDisplay(0x0,0x0);
}
else if(Minute>=1)
{
if((Minute>=1)&&(Second>0)&&(StartFlag==1))
{
temp2=(Minute+1)/10;
temp1=(Minute+1)%10;
}
else
{
temp2=Minute/10;
temp1=Minute%10;
}
if((StartFlag==1)&&(Count>125))
{
LcdDisplay(0x00,0x00);
}
else
{LcdDisplay(Number1[temp1],Number2[temp2]);}
}
else
{
temp2=Second/10;
temp1=Second%10;
LcdDisplay(Number1[temp1],Number2[temp2]);
}
}
void SysInt(void)
{
WDTCR=0;
DISI();
_asm
{
mov a,@0x44
contw
}
ISR=0;
IMR=0x01;
TCC=5;
PHCR=0xFF;
PDCR=0xFF;
P5CR=0x08;
P6CR&=0x07;
InCom1;
InCom2;
InCom3;
Seg1=0;
Seg2=0;
Seg3=0;
Seg4=0;
Seg5=0;
BiasTime=0;
BzOutTime=0;
TimeFlag=0;
OkFlag=0;
StartFlag=0;
BzOutFlag=0;
Count=0;
Second=0;
Minute=0;
Bz=0;
Out=1;
KeyFlag=0;
ENI();
}
void LcdDisplay(uchar Num1,uchar Num2)
{
switch(BiasTime)
{
case 0:
OutCom1;
Com1=1;
InCom2;
InCom3;
if((Num1&0x01)==0)Seg1=1;
else Seg1=0;
if((Num1&0x08)==0)Seg2=1;
else Seg2=0;
if((Num2&0x01)==0)Seg3=1;
else Seg3=0;
if((Num2&0x04)==0)Seg4=1;
else Seg4=0;
if((Num2&0x20)==0)Seg5=1;
else Seg5=0;
break;
case 1:
OutCom1;
Com1=0;
InCom2;
InCom3;
if((Num1&0x01)==0)Seg1=0;
else Seg1=1;
if((Num1&0x08)==0)Seg2=0;
else Seg2=1;
if((Num2&0x01)==0)Seg3=0;
else Seg3=1;
if((Num2&0x04)==0)Seg4=0;
else Seg4=1;
if((Num2&0x20)==0)Seg5=0;
else Seg5=1;
break;
case 2:
InCom1;
OutCom2;
Com2=1;
InCom3;
if((Num1&0x02)==0)Seg1=1;
else Seg1=0;
if((Num1&0x10)==0)Seg2=1;
else Seg2=0;
if((Num2&0x02)==0)Seg3=1;
else Seg3=0;
if((Num2&0x08)==0)Seg4=1;
else Seg4=0;
if((Num2&0x40)==0)Seg5=1;
else Seg5=0;
break;
case 3:
InCom1;
OutCom2;
Com2=0;
InCom3;
if((Num1&0x02)==0)Seg1=0;
else Seg1=1;
if((Num1&0x10)==0)Seg2=0;
else Seg2=1;
if((Num2&0x02)==0)Seg3=0;
else Seg3=1;
if((Num2&0x08)==0)Seg4=0;
else Seg4=1;
if((Num2&0x40)==0)Seg5=0;
else Seg5=1;
break;
case 4:
InCom1;
InCom2;
OutCom3;
Com3=1;
if((Num1&0x04)==0)Seg1=1;
else Seg1=0;
if((Num1&0x20)==0)Seg2=1;
else Seg2=0;
if((Num1&0x40)==0)Seg3=1;
else Seg3=0;
if((Num2&0x10)==0)Seg4=1;
else Seg4=0;
if((Num2&0x80)==0)Seg5=1;
else Seg5=0;
break;
case 5:
InCom1;
InCom2;
OutCom3;
Com3=0;
if((Num1&0x04)==0)Seg1=0;
else Seg1=1;
if((Num1&0x20)==0)Seg2=0;
else Seg2=1;
if((Num1&0x40)==0)Seg3=0;
else Seg3=1;
if((Num2&0x10)==0)Seg4=0;
else Seg4=1;
if((Num2&0x80)==0)Seg5=0;
else Seg5=1;
default:break;
}
Delayms(1);
BiasTime++;
if(BiasTime>=6)
BiasTime=0;
}
void KeyProcess(void)
{
if((TimeFlag>0)&&(TimeFlag<2000))
{
OkFlag=0;
TimeFlag++;
if(TimeFlag>=2000)
StartFlag=1;
}
if((Key==0)&&(KeyFlag==0)&&(StartFlag==0))
{
TimeFlag=1;
Minute++;
if(Minute>99)
Minute=0;
if(OkFlag==1)
{
//OkFlag=0;
// Minute=0;
SysInt();
}
KeyFlag=1;
}
else
{
if(Key==1)
KeyFlag=0;
if((Key==0)&&(KeyFlag==0)&&(StartFlag==1))
{
SysInt();
KeyFlag=1;
}
}
}
void BzOut(void)
{
uchar i,j;
for(i=0;i<150;i++)
{
Bz=!Bz;
for(j=0;j<58;j++)
{NOP();NOP();}
}
/*Delayms(50);
for(i=0;i<100;i++)
{
Bz=!Bz;
for(j=0;j<50;j++)
{NOP();NOP();}
}*/
Bz=0;
}
void Delayms(uint ms)
{
uint i,j;
for(i=0;i<ms;i++)
for(j=0;j<120;j++)
NOP();
}
void _intcall interrupt_l(void) @0x08:low_int 0
{
_asm
{
//save A --> 0x1F ; R3 --> 0x3E (ram bank 1); R4 --> 0x3F (ram bank 1)
MOV 0X1F,A ;backup A to 0x1F
SWAPA 0X04 ;backup R4 to 0x3F at bank 3
MOV 0X3F,A ;backup R4 to 0x3F at bank 3
SWAPA 0X03
MOV 0X3E,A ;backup R3 to 0x3E at bank 3
}
}
void _intcall interrupt(void) @int 0
{
if(TCIF==0)return;
DISI();
ISR=0;
_asm
{
mov a,@0x44
contw
}
TCC=5;
_asm
{
SWAPA 0X3E ;restore R3
MOV 0X03,A
SWAPA 0X3F ;restore R4
MOV 0X04,A
SWAP 0X1F ;restore A
SWAPA 0X1F
}
_asm{INC 0X2F}
ENI();
} |
|
66821730(技術支持)
