Serial EEPROM Board

/*
* Project name:

Serial EEPROM Board

* Copyright

(c) Researchdesignlab.com
* Test configuration:
MCU: PIC16F877A
Dev.Board: PIC
Oscillator: 20.0 MHz
Software: mikroC PRO for PIC v 4.6

*/

char ii;                                 // loop variable

void main(){

  PORTB = 0;
  PORTC = 0;
  PORTD = 0;

  TRISB = 0;
  TRISC = 0;
  TRISD = 0;
   
  for(ii = 0; ii < 32; ii++)             // Fill data buffer
    EEPROM_Write(0x80+ii, ii);           // Write data to address 0x80+ii

  EEPROM_Write(0x02,0xAA);               // Write some data at address 2
  EEPROM_Write(0x50,0x55);               // Write some data at address 0150

  Delay_ms(1000);                        // Blink PORTB and PORTC LEDs
  PORTB = 0xFF;                          // to indicate reading start
  PORTC = 0xFF;
  Delay_ms(1000);
  PORTB = 0x00;
  PORTC = 0x00;
  Delay_ms(1000);

  PORTB = EEPROM_Read(0x02);             // Read data from address 2 and display it on PORTB
  PORTC = EEPROM_Read(0x50);             // Read data from address 0x50 and display it on PORTC

  Delay_ms(1000);

  for(ii = 0; ii < 32; ii++) {           // Read 32 bytes block from address 0x80
    PORTD = EEPROM_Read(0x80+ii);        // and display data on PORTD
    Delay_ms(250);
    }
}