?? rfid.c
字號:
set_timer0(106);//對計數(shù)器0賦初值
Time_Out=0;
if(input(RF_DATA_IN)==1)
temp=0;
else
temp=1;
temp1=(temp1<<1)|temp;
BitCounter--;
}while(BitCounter);
*(PData+ByteCounter)=temp1;
ByteCounter=ByteCounter+1;
}while(ByteCounter<10);
set_timer0(106);
Time_Out=0;
pc=4;
temp1=0;
do
{
delay_us(445);
if(input(RF_DATA_IN)==1)
temp=1;
else
temp=0;
Star_Timer=1;
while(input(RF_DATA_IN)==temp)
{
if(Time_Out==1)
{
Star_Timer=0;//停止計數(shù)器
Time_Out=0;
goto str;
}
}
Star_Timer=0;
set_timer0(106);//對計數(shù)器0賦初值
Time_Out=0;
if(input(RF_DATA_IN)==1)
temp=0;
else
temp=1;
temp1=(temp1<<1)|temp;
pc--;
}while(pc);
temp1=temp1<<1;
normal_Data[10]=temp1;
delay_us(445);
set_timer0(106);//對計數(shù)器0賦初值
Time_Out=0;
if(input(RF_DATA_IN)==1)
temp=1;
else
temp=0;
Star_Timer=1;
while(input(RF_DATA_IN)==temp)
{
if(Time_Out==1)
{
Star_Timer=0;//停止計數(shù)器
Time_Out=0;
goto str;
}
}
Star_Timer=0;
set_timer0(106);//對計數(shù)器0賦初值
Time_Out=0;
if(input(RF_DATA_IN)==1)
temp=0;
else
temp=1;
delay_us(1);
if(temp==0)
{
PData=normal_Data;
PData1=sendData;
for(ByteCounter=0;ByteCounter<11;ByteCounter++)//有5個字節(jié)數(shù)據(jù)
{
temp=(((*(PData+ByteCounter))&0x10)>>4)+(((*(PData+ByteCounter))&0x08)>>3)+(((*(PData+ByteCounter))&0x04)>>2)+(((*(PData+ByteCounter))&0x02)>>1);
if(ByteCounter==10)
{
temp1=*(PData+ByteCounter)&0x1f;
*(PData1+ByteCounter)=temp1;
}
else
{
if((temp&0x01)==((*(PData+ByteCounter))&0x01))//效驗高4位
{
temp1=*(PData+ByteCounter)&0x1f;
*(PData1+ByteCounter)=temp1;
temp1=(temp1&0x1e)>>1;
*(PData+ByteCounter)=temp1;
}
else
{
normal_Clern_Number();//并清所有數(shù)據(jù)
goto str;
}
}
}
output_high(PIN_C5);
delay_ms(1000);
output_low(PIN_C5);
Check_Data_bit=1;
SendCmd(0xc0);
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD('s');
putcLCD('u');
putcLCD('c');
putcLCD('c');
putcLCD('e');
putcLCD('s');
putcLCD('s');
}
else
{
normal_Clern_Number();
goto str;
}
}
}
}
//***************************************************************
void normal(void)
{
int8 temp;
delay_ms(100);
normal_Inti();
ni:
normal_Recive();
if(Check_Data_bit==0)
goto ni;
else
{
Check_Data_bit=0;
simulation_Inti();
while(1)
{
simulation();
}
}
}
//******************************************************************************************
// 模擬卡片模塊
//******************************************************************************************
#INT_TIMER3
void TIMER3_isr(void)
{
over=1;
set_timer3(65082);
}
void simulation_Inti(void)
{
setup_timer_3(T3_INTERNAL|0x00);
set_timer3(65082);
over=0;
enable_interrupts(INT_TIMER3);
enable_interrupts(global);
CFE_DIR=0;
}
void simulation(void)
{
int8 header,*PData,count,i,run;
tim3Str=1;
for(header=0;header<9;header++)
{
tim3Str=1;
CFE=1;
delay_us(251);
CFE=0;
while(over==0);
over=0;
tim3Str=0;
}
PData=sendData;
for(count=0;count<11;count++)
{
temp=*(PData+count);
temp=temp<<3;
// delay_us(1);
for(i=0;i<5;i++)
{
run=temp&0x80;
if(run==0)
{
tim3Str=1;
CFE=0;
delay_us(256);
CFE=1;
}
else
{
tim3Str=1;
CFE=1;
delay_us(256);
CFE=0;
}
temp=temp<<1;
while(over==0);
over=0;
tim3Str=0;
}
}
}
//******************************************************************************************
// 主函數(shù)模塊
//******************************************************************************************
void InitADKEY(void)
{
#asm
movlw 0x41
movwf ADCON0
movlw 0x02
movwf ADCON1
bsf TRISA,0
#endasm
}
int8 GetADKEY(void)
{
int8 ADKEYH;
int8 KEYRES;
#asm
bsf ADCON0,GO
IsOver:
btfsc ADCON0,GO
goto IsOver
movf ADRESH,W
movwf ADKEYH
movlw 0x31
movwf KEYRES
KEY1:
movlw 0xcb
subwf ADKEYH,W
btfss STATUS,C
goto KEY2
goto KEYOUT
KEY2:
incf KEYRES,F
movlw 0xa8
subwf ADKEYH,W
btfss STATUS,C
goto KEY3
goto KEYOUT
KEY3:
incf KEYRES,F
movlw 0x8f
subwf ADKEYH,W
btfss STATUS,C
goto KEY4
goto KEYOUT
KEY4:
incf KEYRES,F
movlw 0x7c
subwf ADKEYH,W
btfss STATUS,C
goto KEY5
goto KEYOUT
KEY5:
incf KEYRES,F
movlw 0x6f
subwf ADKEYH,W
btfss STATUS,C
goto KEY6
goto KEYOUT
KEY6:
incf KEYRES,F
movlw 0x63
subwf ADKEYH,W
btfss STATUS,C
goto KEY7
goto KEYOUT
KEY7:
incf KEYRES,F
movlw 0x5a
subwf ADKEYH,W
btfss STATUS,C
goto KEY8
goto KEYOUT
KEY8:
incf KEYRES,F
movlw 0x53
subwf ADKEYH,W
btfss STATUS,C
goto KEY9
goto KEYOUT
KEY9:
incf KEYRES,F
movlw 0x4c
subwf ADKEYH,W
btfss STATUS,C
goto KEY0
goto KEYOUT
KEY0:
movlw 0x30
movwf KEYRES
KEYOUT:
movf KEYRES,W
#endasm
return KEYRES;
}
void InitLCD(void)
{
LCD_DB7_DIR=0;
LCD_DB6_DIR=0;
LCD_DB5_DIR=0;
LCD_DB4_DIR=0;
LCD_E_DIR=0;
LCD_RS_DIR=0;
LCD_DB7=0;
LCD_DB6=0;
LCD_DB5=0;
LCD_DB4=0;
LCD_E=0;
LCD_RS=0;
LCD_E=1; //清數(shù)據(jù)線
LCD_E=0;
LCD_DB5=1; //設置LCD工作方式
LCD_E=1;
LCD_E=0;
delay_ms(1000);
SendCmd(0x28);
SendCmd(DISP_ON);
SendCmd(ENTRY_INC);
SendCmd(DD_RAM_ADDR);
clrLCD();
}
void putcLCD(int8 mychar)
{
LCD_RS=1; //設置為送數(shù)據(jù)模式
write(mychar);
mychar=mychar<<4;
write(mychar);
delay_ms(100);
}
void SendCmd(int8 mychar)
{
LCD_RS=0; //設置為送命令模式
write(mychar);
mychar=mychar<<4;
write(mychar);
delay_ms(100);
}
void clrLCD(void)
{
SendCmd(CLR_DISP);
}
void write(int8 mychar)
{
if((mychar&0x80)!=0)
LCD_DB7=1;
else
LCD_DB7=0;
if((mychar&0x40)!=0)
LCD_DB6=1;
else
LCD_DB6=0;
if((mychar&0x20)!=0)
LCD_DB5=1;
else
LCD_DB5=0;
if((mychar&0x10)!=0)
LCD_DB4=1;
else
LCD_DB4=0;
LCD_E=1;
LCD_E=0;
}
void main(void)
{
int8 temp;
CFE_DIR=0;
InitADKEY();
InitLCD();
SendCmd(0x40);
SendCmd(0x40);
putcLCD(0x18);
putcLCD(0x18);
putcLCD(0x07);
putcLCD(0x08);
putcLCD(0x08);
putcLCD(0x08);
putcLCD(0x07);
putcLCD(0x00);
while(1)
{
SendCmd(0x80);
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD('M');
putcLCD('a');
putcLCD('i');
putcLCD('n');
putcLCD(' ');
putcLCD('M');
putcLCD('e');
putcLCD('n');
putcLCD('u');
SendCmd(0xc0);
putcLCD('1');
putcLCD(':');
putcLCD('M');
putcLCD('o');
putcLCD('n');
putcLCD('M');
putcLCD('o');
putcLCD('d');
putcLCD('2');
putcLCD(':');
putcLCD('N');
putcLCD('o');
putcLCD('r');
putcLCD('M');
putcLCD('o');
putcLCD('d');
temp=0;
while(GetADKEY()==0x30);
temp=GetADKEY();
delay_ms(20);
if(temp!=GetADKEY())
continue;
while(GetADKEY()!=0x30);
clrLCD();
delay_us(1);
if(temp==0x31)
{
SendCmd(0x80);
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD('M');
putcLCD('o');
putcLCD('n');
putcLCD('M');
putcLCD('o');
putcLCD('d');
delay_ms(1000);
moniter();
clrLCD();
}
else if(temp==0x32)
{
SendCmd(0x80);
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD(' ');
putcLCD('N');
putcLCD('o');
putcLCD('r');
putcLCD('M');
putcLCD('o');
putcLCD('d');
delay_ms(1000);
normal();
clrLCD();
}
else
{
SendCmd(0x80);
putcLCD(' ');
putcLCD(' ');
putcLCD('E');
putcLCD('o');
putcLCD('r');
putcLCD('r');
putcLCD(' ');
putcLCD('C');
putcLCD('h');
putcLCD('o');
putcLCD('i');
putcLCD('c');
putcLCD('e');
delay_ms(1000);
clrLCD();
}
}
}
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