unsigned char spi(unsigned char data);

void main(void)

{

// Declare your local variables here

unsigned char byte4, byte5, byte6, byte7, byte8, byte9;

unsigned char ID, SS;

unsigned char *tampung;

unsigned char *tampung6;

unsigned char *tampung7;

unsigned char *tampung8;

unsigned char *tampung9;

// Input/Output Ports initialization

// Port B initialization

// Func7=In Func6=In Func5=Out Func4=In Func3=Out Func2=Out Func1=In Func0=In

// State7=T State6=T State5=0 State4=T State3=0 State2=0 State1=T State0=T

PORTB=0x04;

DDRB=0x2C;

// SPI initialization

// SPI Type: Master

// SPI Clock Rate: 62.500 kHz

// SPI Clock Phase: Cycle Half

// SPI Clock Polarity: High

// SPI Data Order: LSB First

SPCR=0x7F;

SPSR=0x00;

// Alphanumeric LCD initialization

// Connections specified in the

// Project|Configure|C Compiler|Libraries|Alphanumeric LCD menu:

// RS - PORTC Bit 0

// RD - PORTC Bit 1

// EN - PORTC Bit 2

// D4 - PORTC Bit 3

// D5 - PORTC Bit 4

// D6 - PORTC Bit 5

// D7 - PORTB Bit 0

// Characters/line: 8

lcd_init(16);

while (1)

{

// Place your code here

lcd_clear();

PORTB.2 = 0;

spi(0x01);

ID = spi(0x42);

SS = spi(0);

byte4 = spi(0);

byte5 = spi(0);

byte6 = spi(0);

byte7 = spi(0);

byte8 = spi(0);

byte9 = spi(0);

PORTB.2 = 1;

lcd_clear();

itoa(ID, tampung);

lcd_gotoxy(0,0);

lcd_puts(tampung);

if (ID == 65)

{

lcd_gotoxy(5,0);

lcd_puts("analog off");

delay_ms(500);

}

else if (ID == 115)

{

lcd_gotoxy(5,0);

lcd_puts("analog on");

delay_ms(500);

}

lcd_clear();

if (byte4 == 0b01111111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("left");

delay_ms(700);

}

else if (byte4 == 0b10111111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("down");

delay_ms(700);

}

else if (byte4 == 0b11011111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("right");

delay_ms(700);

}

else if (byte4 == 0b11101111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("up");

delay_ms(700);

}

else if (byte4 == 0b11110111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("start");

delay_ms(700);

}

else if (byte4 == 0b11111110)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("select");

delay_ms(700);

}

else if (byte5 == 0b01111111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("kotak");

delay_ms(700);

}

else if (byte5 == 0b10111111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("X");

delay_ms(700);

}

else if (byte5 == 0b11011111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("bulat");

delay_ms(700);

}

else if (byte5 == 0b11101111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("segitiga");

delay_ms(700);

}

else if (byte5 == 0b11110111)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("R1");

delay_ms(700);

}

else if (byte5 == 0b11111011)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("L1");

delay_ms(700);

}

else if (byte5 == 0b11111101)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("R2");

delay_ms(700);

}

else if (byte5 == 0b11111110)

{

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts("L2");

delay_ms(700);

}

else if ( (ID == 115) && (byte6 == 0b00000000) || (byte6 == 0b11111111) )

{itoa(byte6, tampung6);

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts(tampung6);

lcd_gotoxy(0,5);

lcd_puts(" analog ON");

delay_ms(700);}

else if ( (ID == 115) && (byte7 == 0b00000000) || (byte7 == 0b11111111) )

{itoa(byte7, tampung7);

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts(tampung7);

lcd_gotoxy(0,5);

lcd_puts(" analog ON");

delay_ms(700);}

else if ((ID == 115) && (byte8 == 0b00000000) || (byte8 == 0b11111111) )

{itoa(byte8, tampung8);

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts(tampung8);

lcd_gotoxy(0,5);

lcd_puts(" analog ON");

delay_ms(700);}

else if ((ID == 115) && (byte9 == 0b00000000) || (byte9 == 0b11111111) )

{itoa(byte9, tampung9);

lcd_clear();

lcd_gotoxy(0,1);

lcd_puts(tampung9);

lcd_gotoxy(0,5);

lcd_puts(" analog ON");

delay_ms(700);}

lcd_clear();

}

}