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#include #include #include unsigned char h, m, s,temp [16]; unsigned char alamat=0; #define EEPROM_BUS_ADDRESS 0xa0 // I2C Bus functions #include unsigned char eeprom_read(unsigned char address) { unsigned char data; i2c_start(); i2c_write (EEPROM_BUS_ADDRESS); i2c_write(address); i2c_start(); i2c_write(EEPROM_BUS_ADDRESS | 1); data=i2c_read(0); i2c_stop(); return data; } void eeprom_write (unsigned char address,unsigned char data) { i2c_start(); i2c_write(EEPROM_BUS_ADDRESS); i2c_write (address); i2c_write(data); i2c_stop(); delay_ms(10); } // DS1307 Real Time Clock functions #include // Alphanumeric LCD functions #include // Declare your global variables here void tampil_lcd_time (void) { rtc_get_time(&h,&m,&s); lcd_gotoxy (0,1); sprintf (temp,"%d:%d:%d ",h,m,s); lcd_puts(temp); } void tampil_i2c (void) { if (s==1) { eeprom_write (s,0x20); } if (s==3) { eeprom_write (s,0x30); } if (s==4) { eeprom_write (s,0x09); } } void main(void) { // Declare your local variables here // Input/Output Ports initialization // Port A initialization // Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In // State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T PORTA=0x00; DDRA=0x00; // Port B initialization // Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In // State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T PORTB=0x00; DDRB=0x00; // Port C initialization // Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In // State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T PORTC=0x00; DDRC=0x00; // Port D initialization // Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In // State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T PORTD=0x00; DDRD=0x00; // Timer/Counter 0 initialization // Clock source: System Clock // Clock value: Timer 0 Stopped // Mode: Normal top=0xFF // OC0 output: Disconnected TCCR0=0x00; TCNT0=0x00; OCR0=0x00; // Timer/Counter 1 initialization // Clock source: System Clock // Clock value: Timer1 Stopped // Mode: Normal top=0xFFFF // OC1A output: Discon. // OC1B output: Discon. // Noise Canceler: Off // Input Capture on Falling Edge // Timer1 Overflow Interrupt: Off // Input Capture Interrupt: Off // Compare A Match Interrupt: Off // Compare B Match Interrupt: Off TCCR1A=0x00; TCCR1B=0x00; TCNT1H=0x00; TCNT1L=0x00; ICR1H=0x00; ICR1L=0x00; OCR1AH=0x00; OCR1AL=0x00; OCR1BH=0x00; OCR1BL=0x00; // Timer/Counter 2 initialization // Clock source: System Clock // Clock value: Timer2 Stopped // Mode: Normal top=0xFF // OC2 output: Disconnected ASSR=0x00; TCCR2=0x00; TCNT2=0x00; OCR2=0x00; // External Interrupt(s) initialization // INT0: Off // INT1: Off // INT2: Off MCUCR=0x00; MCUCSR=0x00; // Timer(s)/Counter(s) Interrupt(s) initialization TIMSK=0x00; // USART initialization // USART disabled UCSRB=0x00; // Analog Comparator initialization // Analog Comparator: Off // Analog Comparator Input Capture by Timer/Counter 1: Off ACSR=0x80; SFIOR=0x00; // ADC initialization // ADC disabled ADCSRA=0x00; // SPI initialization // SPI disabled SPCR=0x00; // TWI initialization // TWI disabled TWCR=0x00; // I2C Bus initialization // I2C Port: PORTC // I2C SDA bit: 1 // I2C SCL bit: 0 // Bit Rate: 100 kHz // Note: I2C settings are specified in the // Project|Configure|C Compiler|Libraries|I2C menu. i2c_init(); // DS1307 Real Time Clock initialization // Square wave output on pin SQW/OUT: Off // SQW/OUT pin state: 0 rtc_init(0,0,0); // Alphanumeric LCD initialization // Connections are specified in the // Project|Configure|C Compiler|Libraries|Alphanumeric LCD menu: // RS - PORTB Bit 0 // RD - PORTB Bit 1 // EN - PORTB Bit 2 // D4 - PORTB Bit 4 // D5 - PORTB Bit 5 // D6 - PORTB Bit 6 // D7 - PORTB Bit 7 // Characters/line: 16 lcd_init(16); rtc_set_time(11,49,00); while (1) { tampil_lcd_time(); tampil_i2c(); alamat=eeprom_read(s); lcd_gotoxy (0,0); sprintf (temp,"Alamat %d=%x ",s,alamat); lcd_puts(temp); } }