fingerprint module
DESCRIPTION
finger print module programTRANSCRIPT
#include<reg51.h>#include<string.h> sfr ldata=0x90;sbit rs=P2^3;sbit rw=P2^4;sbit en=P2^5;sbit busy=P1^7;sbit S1=P3^2;sbit S2=P3^3;sbit S3=P3^4;//====================================================================//void fingerprint(void);void UARTSendByte(unsigned char[],unsigned char dt );unsigned char UARTGetByte(void);void fingerdata(char);void conv();void elect();void lcdcmd(unsigned char);void lcddata(unsigned char);void lcdready();void msdelay(unsigned int);void UARTInit(void); //===============================================================================//unsigned int i,j,g,h,k,l,key,m,n; code unsigned char mydata1[]=("WELCOME"); //7code unsigned char mydata2[]=("SCAN UR FINGER 1st"); // 18code unsigned char mydata3[]=("SCANNING"); //9code unsigned char mydata4[]=("ACCESS GRANTED"); //14code unsigned char mydata5[]=("ACCESS DENIED"); //13 code unsigned char mydata8[]=("THANKS"); //6 code unsigned char mydata12[]=(">");code unsigned char mydata11[]=("<<");unsigned char dec1,dec2,asc1,asc2,adc1; //================================================================================// code char GenImg[12] = { 0xEF, 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0x01, 0x00, 0x03, 0x01, 0x00, 0x05 }; //===================================================================================//void conv(){ dec1=adc1%10; dec2=adc1/10; asc1=dec1 | 0x30; asc2=dec2 | 0x30;} //==========================================================================================//void main()
{ lcdcmd (0x38); //8 bit LCD modelcdcmd(0x0C); //lcdcmd(0x01); // clear lcdlcdcmd(0x06); // lcd on pointer off do //LOOP START {lcdcmd(0x01); // clear lcdlcdcmd(0x86); //1st line for(i=0;i<strlen(mydata1);i++) //WELCOMElcddata(mydata1[i]); for(i=0;i<strlen(mydata2);i++) // SCAN UR FINGER 1stlcddata(mydata2[i]); msdelay(500); // lcdcmd(0x01); //clr lcdlcdcmd(0x86); //1st linefor(i=0;i<strlen(mydata3);i++) //SCANNING lcddata(mydata3[i]); lcdcmd(0x06);for(k=0x94;k<0xA8;k++) {lcdcmd(k); //>>>>>>>>>>>>>>>>>>>>>>>>> for(i=0;i<strlen(mydata12);i++)lcddata(mydata12[i]); } UARTInit();UARTSendByte(GenImg,12); UARTGetByte();fingerdata(i); msdelay(500); lcdcmd(0x01);lcdcmd(0x9b); //3rd line for(i=0;i<strlen(mydata8);i++) //THANKSlcddata(mydata8[i]); msdelay(10);lcdcmd(0xc5); } }while(1); //repeat forever
} //main end void UARTSendByte(unsigned char GenImg[],unsigned char dt){ for(i=0;i<dt;i++) {TI=0; SBUF = GenImg[i]; while(TI==0); TI=0; }} //unsigned char UARTGetByte(void){ RI=0; while(RI==0); RI=0; return SBUF;} void fingerdata(char i){ i=SBUF; adc1=i;conv();lcddata(asc2);lcddata(asc1); } //=======================================================================//void lcdcmd (unsigned char value){lcdready();ldata=value;rs=0;rw=0;en=1;msdelay(1);
en=0;return;}//=====================================================================================================//void lcddata (unsigned char value){lcdready();ldata=value;rs=1;rw=0;en=1;msdelay(1);en=0;return;}//=====================================================================================================//void lcdready(){busy=1;rs=0;rw=1;while (busy==1){en=0;msdelay(1);en=1;}return;}//===========================================================================================================//void msdelay(unsigned int value){unsigned int i,j;for(i=0;i<value;i++)for(j=0;j<1275;j++) ;} //=====================================================================================//void UARTInit(void){PCON=0X80; SCON=0X50; //232 COM init TMOD=0x20; TH1=0XFE; TR1=1; }