NHD-C128128BZ-FSW-GBW Newhaven Display, NHD-C128128BZ-FSW-GBW Datasheet - Page 9

• Manufacturer Part Number: NHD-C128128BZ-FSW-GBW
• Description: LCD COG GRAPH 128X128 WH TRANSFL
• Manufacturer: Newhaven Display
• Series: NHD-C128128BZ-Fr

Specifications of NHD-C128128BZ-FSW-GBW

• Display Type: STN - Super-Twisted Nematic
• Display Mode: Transflective
• Viewing Area: 65.50mm L x 60.50mm W
• Backlight: LED - White
• Dot Size: 0.42mm W x 0.42mm H
• Dot Pitch: 0.44mm x 0.44mm
• Dot Pixels: 128 x 128
• Pixel Density: 128 x 128
• Fluid Type: STN
• Module Size (w X H X T): 71.3 mm x 75.41 mm x 6 mm
• Backlighting: LED White
• Operating Temperature Range: - 20 C to + 70 C
• Product: Graphic LCD Module
• Style: Chip-on-Glass (COG)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Interface: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Example Initialization Program
/*************************************************************/
/*************************************************************/
void write_command(unsigned char datum)
{
A0=0;
E=1;
bus=datum;
CSB=0;
RW=0;
RW=1;
CSB=1;
}
/*************************************************************/
void write_data(unsigned char datum)
{
A0=1;
E=1;
bus=datum;
CSB=0;
RW=0;
RW=1;
CSB=1;
}
/*************************************************************/
void lcd_init(void){
write_command(0xA2); //ICON OFF;
write_command(0xAE); //Display OFF
write_command(0x48); //Set Duty ratio
write_command(0x80); //No operation
write_command(0xa0); //Set scan direction
write_command(0xc8); //SHL select
write_command(0x40); //Set START LINE
write_command(0x00);
write_command(0xab); //OSC on
write_command(0x64); //3x
delay(2000);
write_command(0x65); //4x
delay(2000);
write_command(0x66); //5x
delay(2000);
write_command(0x67); //6x
delay(2000);
write_command(Ra_Rb); //RESISTER SET
write_command(0x81); //Set electronic volume register
write_command(vopcode); //n=0~3f
write_command(0x57); //1/12bias
write_command(0x92); //FRC and pwm
write_command(0x2C);
delay(20000);//200ms
write_command(0x2E);
delay(20000);//200ms
write_command(0x2F);
/*Instruction register*/
/*Read inactive*/
/*put data on port 1*/
/*Chip select active*/
/*Write active*/
/*Write inactive; latch in data*/
/*Chip select inactive*/
/*DDRAM data register*/
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