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Showing posts from November, 2022

INTERFACING DAIGRAMS

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  \ PIC LED INTERFACING STEPPER MOTER INTERFACING 8051 SERIAL COMMUNICATION LED, BUZZER,REALY INTERFACING PIC LED INTERFACING 8051 LCD AND KEYPAD INTERFACING 8051 AND DAC PIC AND LCD 7 SEGMENT DISPALY AND 8051

CODES

  Experiment No.1 LED FLASHING   #include<reg51.h> #define Del 3000 sfr LED_PORT2=0xA0;           void delay(unsigned int x)             {      unsigned int i,j;      for(i=0;i<=x;i++)             for(j=0;j<=100;j++);                      }   void main(void) {      while(1)                               {                 LED_PORT2=0xff;                             delay(Del);                 LED_PORT2=0x00;                        delay(Del);            } }   Experiment No.1 //BCD Counter on PORT 1 BCD COUNTER #include<reg51.h> #define Del 2000 void delay(unsigned int x)             // delay function {      unsigned int i,j;      for(i=0;i<x;i++)                 for(j=0;j<=100;j++);   } void main(void) { unsigned char count[10]={0xff,0xfe,0xfd,0xfc,0xfb,0xfa,0xf9,0xf8,0xf7,0xf6}; unsigned int x;      P1=0x00;              while(1)               {                 for(x=0;x<