Arduino Code example for Newhaven COG LCD display NHD-C12864LZ.
/*****************************************************************************
*
/ Program for writing to Newhaven Display's 128x64LZ Graphic COG with the ST7565 Controller.
/ This code is written for the Arduino Uno R3 using Parallel Interface
/
/ Newhaven Display invests time and resources providing this open source code,
/ Please support Newhaven Display by purchasing products from Newhaven Display!
* Copyright (c) 2018, Newhaven Display International
*
* This code is provided as an example only and without any warranty by Newhaven Display.
* Newhaven Display accepts no responsibility for any issues resulting from its use.
* The developer of the final application incorporating any parts of this
* sample code is responsible for ensuring its safe and correct operation
* and for any consequences resulting from its use.
* See the GNU General Public License for more details.
*
*****************************************************************************/
unsigned char NHD_Logo[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x80, 0xC0, 0xC0, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0x7C, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0,
0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0xF8, 0xF8, 0xF0, 0x00, 0x00, 0xF8, 0xF8, 0x00, 0x00, 0x00,
0x00, 0xC0, 0xF0, 0x78, 0x78, 0x78, 0x78, 0x78, 0x00, 0x00, 0x00, 0xF8, 0xF0, 0x00, 0x00, 0x00,
0xF8, 0xF8, 0xC0, 0x00, 0x00, 0xC0, 0xF8, 0xF8, 0x00, 0x00, 0x00, 0xF8, 0xF8, 0x00, 0x00, 0x00,
0xF8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF8, 0xF8, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00,
0xF8, 0xF8, 0xC0, 0x00, 0x00, 0x00, 0xF8, 0xF8, 0x00, 0x00, 0x00, 0x80, 0xF0, 0xF0, 0x78, 0x78,
0x78, 0x78, 0x00, 0x00, 0x00, 0xF8, 0xF8, 0xF8, 0xC0, 0x00, 0x00, 0xF8, 0xF8, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x07, 0x0B, 0x1F, 0x1F, 0x17, 0x0B, 0x01, 0x00, 0x00, 0x80, 0xC0, 0xE0, 0xF0, 0xF0, 0xF0,
0xF0, 0xF0, 0xF0, 0xF0, 0xE0, 0x00, 0xFF, 0x01, 0x07, 0xF8, 0xC0, 0xFF, 0xFF, 0x00, 0x00, 0x00,
0x00, 0xFF, 0x70, 0x70, 0x70, 0x70, 0x70, 0x70, 0x00, 0x00, 0x00, 0x0F, 0xFF, 0xF8, 0x00, 0xFF,
0x7F, 0x03, 0xFF, 0xE0, 0x00, 0xFF, 0x3F, 0x03, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x78, 0x70, 0x78,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xBF, 0x8F, 0x81, 0xFF, 0xF8, 0x00, 0x00, 0x00, 0x00,
0x0F, 0x3F, 0xFF, 0x00, 0xE0, 0xF8, 0x0F, 0x01, 0x00, 0x00, 0xF8, 0xFF, 0x79, 0x78, 0x70, 0x70,
0x70, 0x70, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0x1F, 0xF0, 0xE0, 0xFF, 0xFF, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xF8, 0xFE, 0xFF, 0xFF, 0xF8, 0xD0,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xB8, 0x3C, 0x07, 0x03, 0x80, 0xF0, 0xF0, 0xF0,
0xF0, 0xF0, 0xF0, 0xF0, 0xE0, 0x00, 0xFF, 0x00, 0x00, 0x03, 0x3F, 0xFF, 0xFF, 0x00, 0x00, 0x00,
0x00, 0x1F, 0x78, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x03, 0xFF, 0xFF, 0x7F,
0x00, 0x00, 0x1F, 0xFF, 0xFE, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x00,
0xFF, 0x00, 0x00, 0x00, 0x00, 0xF8, 0xFF, 0x07, 0x07, 0x07, 0x07, 0x3F, 0xFF, 0x80, 0x00, 0x00,
0x00, 0x00, 0x01, 0xFF, 0xFF, 0x3F, 0x00, 0x00, 0x00, 0x00, 0x01, 0x0F, 0x7C, 0x78, 0xF0, 0xF0,
0xF0, 0xF0, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0x00, 0x07, 0x1F, 0xFF, 0xFF, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0E, 0x3F, 0xFF, 0xFF, 0xFF, 0x7F, 0x1B,
0x0E, 0x0E, 0x0E, 0x0E, 0x0E, 0x0E, 0x0F, 0x03, 0x00, 0x00, 0xE0, 0x7C, 0x0F, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0xE0, 0xE0, 0x80, 0x00, 0x00, 0x00,
0x00, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x80, 0xC0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x00, 0x00,
0x00, 0x00, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xE0, 0xC0, 0x00, 0x00, 0x00, 0x00, 0xF0, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xF0, 0xF0, 0x00, 0x00, 0x00, 0x00, 0x00,
0xF0, 0xF0, 0xF0, 0x00, 0x00, 0x80, 0xF0, 0x70, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0xE0, 0xF4, 0xFE, 0xFF, 0xFE, 0xFC, 0x80, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xC0, 0xF0, 0x2E, 0x1D, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x07, 0xFF, 0x00, 0x00, 0x00,
0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x7F, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x00, 0x00,
0x00, 0x00, 0xFF, 0xFF, 0xC0, 0xC0, 0xC0, 0xC0, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xFF, 0x07, 0x3F, 0xFE, 0xE0, 0x00, 0x00, 0x00,
0x00, 0x03, 0x07, 0xF8, 0xFE, 0x3F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x0F, 0x7F, 0xFF, 0xFF, 0xFF, 0x3F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F,
0x0F, 0x0F, 0x0F, 0x0F, 0x0B, 0x0F, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE0, 0xE0, 0xE0, 0xE0, 0xFC, 0x3F, 0x00, 0x00, 0x00,
0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE1, 0xF1, 0xFF, 0x00, 0x00,
0x00, 0x00, 0xFF, 0xFF, 0x03, 0x03, 0x03, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xE0,
0xE0, 0xE0, 0xE0, 0x00, 0x00, 0x80, 0xF8, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0xFF, 0xE0, 0x00, 0x00,
0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x01, 0x01, 0x01, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
/**************************************************************
* DEFINITIONS
***************************************************************/
#define CS 8 //Active Low Chip Select
#define RST 9 //Active Low
#define A0 10 //Register Select 0 = command. 1 = data.
#define RW 11 //Read = 1; Write = 0;
#define E 12
/*******************************************
* Basic Functions *
*******************************************/
void command(unsigned char c){
PORTD = c;
digitalWrite(A0, LOW);
digitalWrite(RW, LOW);
digitalWrite(CS, LOW);
digitalWrite(E, HIGH);
digitalWrite(E, LOW);
digitalWrite(CS, HIGH);
digitalWrite(RW, HIGH);
}
void data(unsigned char d){
PORTD = d;
digitalWrite(A0, HIGH);
digitalWrite(RW, LOW);
digitalWrite(CS, LOW);
digitalWrite(E, HIGH);
digitalWrite(E, LOW);
digitalWrite(CS, HIGH);
digitalWrite(RW, HIGH);
}
/*****************************************
* Display *
*****************************************/
//
void Disp(unsigned char *lcd_string)
{
unsigned int i,j;
unsigned char page = 0xB0;
command(0xAE); //Display OFF
command(0x40); //Display start address + 0x40
for(i=0;i<8;i++){ //64pixel display / 8 pixels per page = 8 pages
command(page); //send page address
command(0x10); //column address upper 4 bits + 0x10
command(0x00); //column address lower 4 bits + 0x00
for(j=0;j<128;j++){ //128 columns wide
data(*lcd_string); //send picture data
lcd_string++;
}
page++; //after 128 columns, go to next page
}
command(0xAF);
}
/******************************************
* Initialize *
******************************************/
void init1(){
digitalWrite(RST, LOW);
delay(100);
digitalWrite(RST, HIGH);
delay(100);
digitalWrite(CS, HIGH);
digitalWrite(E, HIGH);
digitalWrite(RW, HIGH);
digitalWrite(A0, HIGH);
command(0xA2); //LCD drive voltage bias ratio.
command(0xA0); //Ram->SEG output = normal
command(0xC8); //COM direction scan = normal (0xC8 in Example Initialization Program)
command(0xA4); //Display All Points normally..
command(0x40); //Display Start Line
command(0x25); //Resistor Ratio Set
command(0x81); //Electronic Volume Command (set contrast) Double Byte: 1 of 2
command(0x10); //Electronic Volume value (contrast value) Double Byte: 2 of 2
command(0x2F); //Power Control Set
command(0xAF); //Display ON
}
void setup() {
DDRD = 0xFF; //For pin D0-D7
pinMode(RST, OUTPUT); // configure RES as output
pinMode(CS, OUTPUT); // configure CS as output
pinMode(A0, OUTPUT); // configure RS as output
pinMode(RW, OUTPUT); // configure RW as output
pinMode(E, OUTPUT); // configure E as output
init1();
}
void loop() {
Disp(NHD_Logo);
delay(1000);
command(0xA5); //All points ON
delay(1000);
command(0xA4); //Normal Display
delay(50);
}