/*************************************************************************
* Arduino Text & Bitmap Display Library for color LCDs
* Distributed under GPL v2.0
* Developed by Stanley Huang <stanleyhuangyc@gmail.com>
* For more information, please visit http://arduinodev.com
*************************************************************************/
#include <Arduino.h>
#include "MultiLCD.h"
/**********************************************
Define zone
**********************************************/
#define PIN_BACKLIGHT 8
#define PIN_CLK 6
#define PIN_CS 5
#define PIN_DIN 4
#define PIN_DOUT 3
#define PIN_IRQ 2
#define PREC_TOUCH_CONST 10
#define PixSizeX 136
#define PixOffsX 425
#define PixSizeY 106
#define PixOffsY 366
/**********************************************
Standard C functions zone
**********************************************/
void LCD_SSD1289::begin()
{
_hw_special_init();
pinMode(__p1,OUTPUT);
pinMode(__p2,OUTPUT);
pinMode(__p3,OUTPUT);
if (__p4 != NOTINUSE)
pinMode(__p4,OUTPUT);
if ((display_transfer_mode==LATCHED_16) or ((display_transfer_mode==1) and (display_serial_mode==SERIAL_5PIN)))
pinMode(__p5,OUTPUT);
if (display_transfer_mode!=1)
_set_direction_registers(display_transfer_mode);
sbi(P_RST, B_RST);
delay(5);
cbi(P_RST, B_RST);
delay(15);
sbi(P_RST, B_RST);
delay(15);
setColor(0xffff);
setBackColor(0);
_transparent = false;
cbi(P_CS, B_CS);
LCD_Write_COM_DATA(0x00,0x0001);
LCD_Write_COM_DATA(0x03,0xA8A4);
LCD_Write_COM_DATA(0x0C,0x0000);
LCD_Write_COM_DATA(0x0D,0x080C);
LCD_Write_COM_DATA(0x0E,0x2B00);
LCD_Write_COM_DATA(0x1E,0x00B7);
LCD_Write_COM_DATA(0x01,0x2B3F);
LCD_Write_COM_DATA(0x02,0x0600);
LCD_Write_COM_DATA(0x10,0x0000);
LCD_Write_COM_DATA(0x11,0x6070);
LCD_Write_COM_DATA(0x05,0x0000);
LCD_Write_COM_DATA(0x06,0x0000);
LCD_Write_COM_DATA(0x16,0xEF1C);
LCD_Write_COM_DATA(0x17,0x0003);
LCD_Write_COM_DATA(0x07,0x0233);
LCD_Write_COM_DATA(0x0B,0x0000);
LCD_Write_COM_DATA(0x0F,0x0000);
LCD_Write_COM_DATA(0x41,0x0000);
LCD_Write_COM_DATA(0x42,0x0000);
LCD_Write_COM_DATA(0x48,0x0000);
LCD_Write_COM_DATA(0x49,0x013F);
LCD_Write_COM_DATA(0x4A,0x0000);
LCD_Write_COM_DATA(0x4B,0x0000);
LCD_Write_COM_DATA(0x44,0xEF00);
LCD_Write_COM_DATA(0x45,0x0000);
LCD_Write_COM_DATA(0x46,0x013F);
LCD_Write_COM_DATA(0x30,0x0707);
LCD_Write_COM_DATA(0x31,0x0204);
LCD_Write_COM_DATA(0x32,0x0204);
LCD_Write_COM_DATA(0x33,0x0502);
LCD_Write_COM_DATA(0x34,0x0507);
LCD_Write_COM_DATA(0x35,0x0204);
LCD_Write_COM_DATA(0x36,0x0204);
LCD_Write_COM_DATA(0x37,0x0502);
LCD_Write_COM_DATA(0x3A,0x0302);
LCD_Write_COM_DATA(0x3B,0x0302);
LCD_Write_COM_DATA(0x23,0x0000);
LCD_Write_COM_DATA(0x24,0x0000);
LCD_Write_COM_DATA(0x25,0x8000);
LCD_Write_COM_DATA(0x4f,0x0000);
LCD_Write_COM_DATA(0x4e,0x0000);
LCD_Write_COM(0x22);
sbi (P_CS, B_CS);
clear();
pinMode(PIN_BACKLIGHT, OUTPUT);
digitalWrite(PIN_BACKLIGHT, HIGH);
// set up pins for touch controller
pinMode(PIN_CLK, OUTPUT);
pinMode(PIN_CS, OUTPUT);
pinMode(PIN_DIN, OUTPUT);
pinMode(PIN_DOUT, INPUT);
pinMode(PIN_IRQ, INPUT);
digitalWrite(PIN_CS, HIGH);
digitalWrite(PIN_CLK, HIGH);
digitalWrite(PIN_DIN, HIGH);
digitalWrite(PIN_CLK, HIGH);
}
void LCD_SSD1289::setXY(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
{
swap(word, x1, y1);
swap(word, x2, y2)
y1=disp_y_size-y1;
y2=disp_y_size-y2;
swap(word, y1, y2)
// begin hardware specific code
LCD_Write_COM_DATA(0x44,(x2<<8)+x1);
LCD_Write_COM_DATA(0x45,y1);
LCD_Write_COM_DATA(0x46,y2);
LCD_Write_COM_DATA(0x4e,x1);
LCD_Write_COM_DATA(0x4f,y1);
LCD_Write_COM(0x22);
}
void LCD_SSD1289::setBackLight(byte brightness)
{
analogWrite(PIN_BACKLIGHT, brightness);
}
void LCD_SSD1289::Enable()
{
cbi(P_CS, B_CS);
}
void LCD_SSD1289::Disable()
{
sbi(P_CS, B_CS);
}
void LCD_SSD1289::drawPixel(uint16_t poX, uint16_t poY,uint16_t color)
{
Enable();
setXY(poX, poY, poX, poY);
setPixel(color);
Disable();
}
void LCD_SSD1289::clearPixels(uint32_t pixels)
{
Enable();
do {
setPixel(bch, bcl);
} while(--pixels);
Disable();
}
void LCD_SSD1289::clear(uint16_t x, uint16_t y, uint16_t width, uint16_t height)
{
setColor(0);
fillRect(x, y, x + width, y + height);
setColor(0xffff);
m_x = 0;
m_y = 0;
}
size_t LCD_SSD1289::write(uint8_t c)
{
if (c == '\n') {
m_y += (m_font + 1) << 3;
return 0;
} else if (c == '\r') {
m_x = 0;
return 0;
}
if (m_x > disp_y_size) return 0;
Enable();
if (m_font == FONT_SIZE_SMALL) {
setXY(m_x, m_y, m_x + 4, m_y + 7);
if (c > 0x20 && c < 0x7f) {
byte i = 4;
do {
unsigned char d = pgm_read_byte(&font5x8[c - 0x21][i]);
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
} while(i--);
} else {
clearPixels(5 * 8);
}
m_x += 6;
} else {
setXY(m_x, m_y, m_x + 7, m_y + 15);
if (c > 0x20 && c < 0x7f) {
byte pgm_buffer[16];
memcpy_P(pgm_buffer, &font8x16_terminal[c - 0x21], 16);
for (byte i = 0; i < 16; i += 2) {
unsigned char d = pgm_buffer[14 - i];
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
d = pgm_buffer[15 - i];
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
}
} else {
clearPixels(16 * 8);
}
m_x += 9;
}
Disable();
}
void LCD_SSD1289::writeDigit(byte n)
{
Enable();
if (m_font == FONT_SIZE_LARGE) {
setXY(m_x, m_y, m_x + 15, m_y + 15);
if (n <= 9) {
byte pgm_buffer[32];
memcpy_P(pgm_buffer, &digits16x16[n], sizeof(pgm_buffer));
for (byte i = 0; i < 16; i++) {
unsigned char d = pgm_buffer[15 - i];
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
d = pgm_buffer[31 - i];
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
}
} else {
clearPixels(16 * 16);
}
m_x += 16;
} else if (m_font == FONT_SIZE_XLARGE) {
setXY(m_x, m_y, m_x + 15, m_y + 23);
if (n <= 9) {
byte pgm_buffer[48];
memcpy_P(pgm_buffer, &digits16x24[n], sizeof(pgm_buffer));
for (int i = 0; i < 48; i += 3) {
unsigned char d = pgm_buffer[45 - i];
for (int j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
d = pgm_buffer[46 - i];
for (int j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
d = pgm_buffer[47 - i];
for (int j = 0; j < 8; j++, d >>= 1) {
if (d & 1)
setPixel(fch, fcl);
else
setPixel(bch, bcl);
}
}
} else {
clearPixels(16 * 24);
}
m_x += 18;
} else {
write(n <= 9 ? ('0' + n) : ' ');
}
Disable();
}
void LCD_SSD1289::draw(const PROGMEM byte* buffer, uint16_t width, uint16_t height)
{
byte rows = height >> 3;
Enable();
setXY(m_x, m_y, m_x + width - 1, m_y + height - 1);
for (int16_t i = width - 1; i >= 0; i--) {
for (uint8_t h = 0; h < rows; h++) {
#ifndef __arm__
byte d = pgm_read_byte(buffer + i + width * h);
#else
byte d = buffer[i + width * h];
#endif
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1) {
setPixel(fch, fcl);
} else {
setPixel(bch, bcl);
}
}
}
}
Disable();
m_x += width;
}
void LCD_SSD1289::draw(const PROGMEM byte* buffer, uint16_t width, uint16_t height, byte scaleX, byte scaleY)
{
byte rows = height >> 3;
if (scaleY == 0) scaleY = scaleX;
Enable();
setXY(m_x, m_y, m_x + width * scaleX - 1, m_y + height * scaleY - 1);
for (int16_t i = width - 1; i >= 0; i--) {
for (byte n = 0; n < scaleX; n++) {
for (uint8_t h = 0; h < rows; h++) {
#ifndef __arm__
byte d = pgm_read_byte(buffer + i + width * h);
#else
byte d = buffer[i + width * h];
#endif
for (byte j = 0; j < 8; j++, d >>= 1) {
if (d & 1) {
for (byte m = 0; m < scaleY; m++) {
setPixel(fch, fcl);
}
} else {
for (byte m = 0; m < scaleY; m++) {
setPixel(bch, bcl);
}
}
}
}
}
}
Disable();
m_x += width * scaleX;
}
void LCD_SSD1289::draw4bpp(const PROGMEM byte* buffer, uint16_t width, uint16_t height)
{
char buf[240];
Enable();
setXY(m_x, m_y, m_x + width * 2 - 1, m_y + height * 2 - 1);
uint16_t i = width - 1;
do {
memcpy_P(buf, buffer + i * height * 2, height * 2);
for (byte j = 0; j < height * 2; j += 2) {
setPixel(buf[j + 1], buf[j]);
setPixel(buf[j + 1], buf[j]);
}
for (byte j = 0; j < height * 2; j += 2) {
setPixel(buf[j + 1], buf[j]);
setPixel(buf[j + 1], buf[j]);
}
} while (i--);
Disable();
m_x += width * 2;
}
void LCD_SSD1289::shiftOutTouchData(unsigned char data)
{
unsigned char nop;
unsigned char count;
digitalWrite(PIN_CLK,LOW);
for(count=0; count<8; count++)
{
digitalWrite(PIN_DIN, data & 0x80 ? HIGH : LOW);
digitalWrite(PIN_CLK, LOW);
nop++;
digitalWrite(PIN_CLK, HIGH);
data <<= 1;
//nop++;
}
}
unsigned int LCD_SSD1289::shiftInTouchData()
{
unsigned char nop;
unsigned int data = 0;
unsigned char count;
for(count=0; count<12; count++)
{
data <<= 1;
digitalWrite(PIN_CLK, HIGH);
nop++;
digitalWrite(PIN_CLK, LOW);
//nop++;
data |= digitalRead(PIN_DOUT);
}
return data;
}
byte LCD_SSD1289::getTouchData(int& x, int& y)
{
long tx = 0;
long ty = 0;
if (digitalRead(PIN_IRQ) == HIGH)
return 0;
digitalWrite(PIN_CS,LOW);
for (int i=0; i < PREC_TOUCH_CONST; i++)
{
shiftOutTouchData(0x90);
digitalWrite(PIN_CLK,HIGH);
digitalWrite(PIN_CLK,LOW);
int d = shiftInTouchData();
if (d < PixOffsY) return 0;
ty += d;
shiftOutTouchData(0xD0);
digitalWrite(PIN_CLK,HIGH);
digitalWrite(PIN_CLK,LOW);
tx+=shiftInTouchData();
}
digitalWrite(PIN_CS,HIGH);
y = (tx - PixOffsX * PREC_TOUCH_CONST) / PixSizeX;
x = (ty - PixOffsY * PREC_TOUCH_CONST) / PixSizeY;
return 1;
}