How to do this,please refer to light led and how to connect cubieboard and arduino
int DI = 12;
int RW = 11;
int DB[] = {3, 4, 5, 6, 7, 8, 9, 10};
int Enable = 2;
void LcdCommandWrite(int value) {
int i = 0;
for (i=DB[0]; i <= DI; i++){
digitalWrite(i,value & 01);
value >>= 1;
}
digitalWrite(Enable,LOW);
delayMicroseconds(1);
digitalWrite(Enable,HIGH);
delayMicroseconds(1);
digitalWrite(Enable,LOW);
delayMicroseconds(1);
}
void LcdDataWrite(int value) {
int i = 0;
digitalWrite(DI, HIGH);
digitalWrite(RW, LOW);
for (i=DB[0]; i <= DB[7]; i++) {
digitalWrite(i,value & 01);
value >>= 1;
}
digitalWrite(Enable,LOW);
delayMicroseconds(1);
digitalWrite(Enable,HIGH);
delayMicroseconds(1);
digitalWrite(Enable,LOW);
delayMicroseconds(1);
}
void setup (void) {
int i = 0;
for (i=Enable; i <= DI; i++) {
pinMode(i,OUTPUT);
}
delay(100);
LcdCommandWrite(0x38);
delay(64);
LcdCommandWrite(0x38);
delay(50);
LcdCommandWrite(0x38);
delay(20);
LcdCommandWrite(0x06);
delay(20);
LcdCommandWrite(0x0E);
delay(20);
LcdCommandWrite(0x01);
delay(100);
LcdCommandWrite(0x80);
delay(20);
}
void loop (void) {
LcdCommandWrite(0x01);
delay(10);
LcdCommandWrite(0x80+3);
delay(10);
LcdDataWrite('W');
LcdDataWrite('e');
LcdDataWrite('l');
LcdDataWrite('c');
LcdDataWrite('o');
LcdDataWrite('m');
LcdDataWrite('e');
LcdDataWrite(' ');
LcdDataWrite('t');
LcdDataWrite('o');
delay(10);
LcdCommandWrite(0xc0+1);
delay(10);
LcdDataWrite('g');
LcdDataWrite('e');
LcdDataWrite('e');
LcdDataWrite('k');
LcdDataWrite('-');
LcdDataWrite('w');
LcdDataWrite('o');
LcdDataWrite('r');
LcdDataWrite('k');
LcdDataWrite('s');
LcdDataWrite('h');
LcdDataWrite('o');
LcdDataWrite('p');
delay(5000);
LcdCommandWrite(0x01);
delay(10);
LcdDataWrite('I');
LcdDataWrite(' ');
LcdDataWrite('a');
LcdDataWrite('m');
LcdDataWrite(' ');
LcdDataWrite('h');
LcdDataWrite('o');
LcdDataWrite('n');
LcdDataWrite('g');
LcdDataWrite('y');
LcdDataWrite('i');
delay(3000);
LcdCommandWrite(0x02);
delay(10);
LcdCommandWrite(0x80+5);
delay(10);
LcdDataWrite('t');
LcdDataWrite('h');
LcdDataWrite('e');
LcdDataWrite(' ');
LcdDataWrite('a');
LcdDataWrite('d');
LcdDataWrite('m');
LcdDataWrite('i');
LcdDataWrite('n');
delay(5000);
}