Library for Sparkfun Color LCD 130x130 Breakout Board, sku LCD-11062, which uses driver Philips PCF8833 http://www.sparkfun.com/products/11062
Diff: LCD_11062.cpp
- Revision:
- 0:99f53140ef2b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/LCD_11062.cpp Fri Jun 08 23:10:45 2012 +0000 @@ -0,0 +1,318 @@ +/* mbed Library - Sparkfun breakboard LCD_11062 + * This is using the Philips PCF8833 controller + */ + +#include "LCD_11062.h" + +#include "mbed.h" + +using namespace mbed; + +LCD_11062::LCD_11062(PinName mosi, PinName clk, PinName cs, PinName rst) + : _spi(mosi, NC, clk) + , _rst(rst) + , _cs(cs) { + _row = 0; + _column = 0; + _rows = 16; + _columns = 16; + _width = 130; + _height = 130; + _spifreq = 80000000; + charwidth = 8; + charheight = 8; + foreground(0x000000); + background(0xFFFF); + reset(); +} + +void LCD_11062::reset() { + long i; + _cs = 1; + _rst = 0; + _spi.format(9); + _spi.frequency(_spifreq); + wait(0.020); + _rst = 1; + wait(0.020); + _select(); + command(0x11); //SLEEPOUT + command(0x3A); //COLMOD + data(0x05); //0x03 = 16bits-per-pixel 5:6:5 mode + command(0x36); //MADCTL + //data(0x60); // 0x60 = mirror x, vertical RAM write + command(0x25); //SETCON + data(0x30); // contrast 0x30 + wait(0.002); + command(0x29); //DISPON + command(0x03); //BSTRON + + command(0x2B); //Row Address Set + data(0); + data(131); + + command(0x2A); //Column Address Set + data(0); + data(131); + + command(0x2C); //RAMWR + //Clear RAM to black + for (i = 0; i < (131 * 131); i++) { + data(0); + data(0); + } + _deselect(); +} + +void LCD_11062::command(int value) { + _spi.write(value & 0xFF); +} + +void LCD_11062::data(int value) { + _spi.write(value | 0x100); +} + +void LCD_11062::_select() { + _spi.format(9); + _spi.frequency(_spifreq); + _cs = 0; +} + +void LCD_11062::_deselect() { + _cs = 1; +} + +void LCD_11062::_window(int x, int y, int width, int height) { + int x1, x2, y1, y2; + x1 = 130 - (x+width) + 1; + y1 = 130 - (y+height) + 1; + x2 = x1 + width - 1; + y2 = y1 + height - 1 ; + command(0x2A); //CASET column + data(x1); + data(x2); + command(0x2B); //PASET page + data(y1); + data(y2); + command(0x2C); //RAMWR start write to ram +} + +void LCD_11062::_putp(int colour) { + int outcolor; + outcolor = (colour & 0xFF)>>3; + outcolor += (((colour>>8) & 0xFF)>>2)<<5; + outcolor += (((colour>>16) & 0xFF)>>3)<<11; + data((outcolor >> 8) & 0xFF); + data(outcolor & 0xFF); +} + +const unsigned char FONT8x8[97][8] = { + 0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00, // columns, rows, num_bytes_per_char + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, // space 0x20 + 0x30,0x78,0x78,0x30,0x30,0x00,0x30,0x00, // ! + 0x6C,0x6C,0x6C,0x00,0x00,0x00,0x00,0x00, // " + 0x6C,0x6C,0xFE,0x6C,0xFE,0x6C,0x6C,0x00, // # + 0x18,0x3E,0x60,0x3C,0x06,0x7C,0x18,0x00, // $ + 0x00,0x63,0x66,0x0C,0x18,0x33,0x63,0x00, // % + 0x1C,0x36,0x1C,0x3B,0x6E,0x66,0x3B,0x00, // & + 0x30,0x30,0x60,0x00,0x00,0x00,0x00,0x00, // ' + 0x0C,0x18,0x30,0x30,0x30,0x18,0x0C,0x00, // ( + 0x30,0x18,0x0C,0x0C,0x0C,0x18,0x30,0x00, // ) + 0x00,0x66,0x3C,0xFF,0x3C,0x66,0x00,0x00, // * + 0x00,0x30,0x30,0xFC,0x30,0x30,0x00,0x00, // + + 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x30, // , + 0x00,0x00,0x00,0x7E,0x00,0x00,0x00,0x00, // - + 0x00,0x00,0x00,0x00,0x00,0x18,0x18,0x00, // . + 0x03,0x06,0x0C,0x18,0x30,0x60,0x40,0x00, // / (forward slash) + 0x3E,0x63,0x63,0x6B,0x63,0x63,0x3E,0x00, // 0 0x30 + 0x18,0x38,0x58,0x18,0x18,0x18,0x7E,0x00, // 1 + 0x3C,0x66,0x06,0x1C,0x30,0x66,0x7E,0x00, // 2 + 0x3C,0x66,0x06,0x1C,0x06,0x66,0x3C,0x00, // 3 + 0x0E,0x1E,0x36,0x66,0x7F,0x06,0x0F,0x00, // 4 + 0x7E,0x60,0x7C,0x06,0x06,0x66,0x3C,0x00, // 5 + 0x1C,0x30,0x60,0x7C,0x66,0x66,0x3C,0x00, // 6 + 0x7E,0x66,0x06,0x0C,0x18,0x18,0x18,0x00, // 7 + 0x3C,0x66,0x66,0x3C,0x66,0x66,0x3C,0x00, // 8 + 0x3C,0x66,0x66,0x3E,0x06,0x0C,0x38,0x00, // 9 + 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x00, // : + 0x00,0x18,0x18,0x00,0x00,0x18,0x18,0x30, // ; + 0x0C,0x18,0x30,0x60,0x30,0x18,0x0C,0x00, // < + 0x00,0x00,0x7E,0x00,0x00,0x7E,0x00,0x00, // = + 0x30,0x18,0x0C,0x06,0x0C,0x18,0x30,0x00, // > + 0x3C,0x66,0x06,0x0C,0x18,0x00,0x18,0x00, // ? + 0x3E,0x63,0x6F,0x69,0x6F,0x60,0x3E,0x00, // @ 0x40 + 0x18,0x3C,0x66,0x66,0x7E,0x66,0x66,0x00, // A + 0x7E,0x33,0x33,0x3E,0x33,0x33,0x7E,0x00, // B + 0x1E,0x33,0x60,0x60,0x60,0x33,0x1E,0x00, // C + 0x7C,0x36,0x33,0x33,0x33,0x36,0x7C,0x00, // D + 0x7F,0x31,0x34,0x3C,0x34,0x31,0x7F,0x00, // E + 0x7F,0x31,0x34,0x3C,0x34,0x30,0x78,0x00, // F + 0x1E,0x33,0x60,0x60,0x67,0x33,0x1F,0x00, // G + 0x66,0x66,0x66,0x7E,0x66,0x66,0x66,0x00, // H + 0x3C,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // I + 0x0F,0x06,0x06,0x06,0x66,0x66,0x3C,0x00, // J + 0x73,0x33,0x36,0x3C,0x36,0x33,0x73,0x00, // K + 0x78,0x30,0x30,0x30,0x31,0x33,0x7F,0x00, // L + 0x63,0x77,0x7F,0x7F,0x6B,0x63,0x63,0x00, // M + 0x63,0x73,0x7B,0x6F,0x67,0x63,0x63,0x00, // N + 0x3E,0x63,0x63,0x63,0x63,0x63,0x3E,0x00, // O + 0x7E,0x33,0x33,0x3E,0x30,0x30,0x78,0x00, // P 0x50 + 0x3C,0x66,0x66,0x66,0x6E,0x3C,0x0E,0x00, // Q + 0x7E,0x33,0x33,0x3E,0x36,0x33,0x73,0x00, // R + 0x3C,0x66,0x30,0x18,0x0C,0x66,0x3C,0x00, // S + 0x7E,0x5A,0x18,0x18,0x18,0x18,0x3C,0x00, // T + 0x66,0x66,0x66,0x66,0x66,0x66,0x7E,0x00, // U + 0x66,0x66,0x66,0x66,0x66,0x3C,0x18,0x00, // V + 0x63,0x63,0x63,0x6B,0x7F,0x77,0x63,0x00, // W + 0x63,0x63,0x36,0x1C,0x1C,0x36,0x63,0x00, // X + 0x66,0x66,0x66,0x3C,0x18,0x18,0x3C,0x00, // Y + 0x7F,0x63,0x46,0x0C,0x19,0x33,0x7F,0x00, // Z + 0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00, // [ + 0x60,0x30,0x18,0x0C,0x06,0x03,0x01,0x00, // \ (back slash) + 0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00, // ] + 0x08,0x1C,0x36,0x63,0x00,0x00,0x00,0x00, // ^ + 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF, // _ + 0x18,0x18,0x0C,0x00,0x00,0x00,0x00,0x00, // ` 0x60 + 0x00,0x00,0x3C,0x06,0x3E,0x66,0x3B,0x00, // a + 0x70,0x30,0x3E,0x33,0x33,0x33,0x6E,0x00, // b + 0x00,0x00,0x3C,0x66,0x60,0x66,0x3C,0x00, // c + 0x0E,0x06,0x3E,0x66,0x66,0x66,0x3B,0x00, // d + 0x00,0x00,0x3C,0x66,0x7E,0x60,0x3C,0x00, // e + 0x1C,0x36,0x30,0x78,0x30,0x30,0x78,0x00, // f + 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x7C, // g + 0x70,0x30,0x36,0x3B,0x33,0x33,0x73,0x00, // h + 0x18,0x00,0x38,0x18,0x18,0x18,0x3C,0x00, // i + 0x06,0x00,0x06,0x06,0x06,0x66,0x66,0x3C, // j + 0x70,0x30,0x33,0x36,0x3C,0x36,0x73,0x00, // k + 0x38,0x18,0x18,0x18,0x18,0x18,0x3C,0x00, // l + 0x00,0x00,0x66,0x7F,0x7F,0x6B,0x63,0x00, // m + 0x00,0x00,0x7C,0x66,0x66,0x66,0x66,0x00, // n + 0x00,0x00,0x3C,0x66,0x66,0x66,0x3C,0x00, // o + 0x00,0x00,0x6E,0x33,0x33,0x3E,0x30,0x78, // p + 0x00,0x00,0x3B,0x66,0x66,0x3E,0x06,0x0F, // q + 0x00,0x00,0x6E,0x3B,0x33,0x30,0x78,0x00, // r + 0x00,0x00,0x3E,0x60,0x3C,0x06,0x7C,0x00, // s + 0x08,0x18,0x3E,0x18,0x18,0x1A,0x0C,0x00, // t + 0x00,0x00,0x66,0x66,0x66,0x66,0x3B,0x00, // u + 0x00,0x00,0x66,0x66,0x66,0x3C,0x18,0x00, // v + 0x00,0x00,0x63,0x6B,0x7F,0x7F,0x36,0x00, // w + 0x00,0x00,0x63,0x36,0x1C,0x36,0x63,0x00, // x + 0x00,0x00,0x66,0x66,0x66,0x3E,0x06,0x7C, // y + 0x00,0x00,0x7E,0x4C,0x18,0x32,0x7E,0x00, // z + 0x0E,0x18,0x18,0x70,0x18,0x18,0x0E,0x00, // { + 0x0C,0x0C,0x0C,0x00,0x0C,0x0C,0x0C,0x00, // | + 0x70,0x18,0x18,0x0E,0x18,0x18,0x70,0x00, // } + 0x3B,0x6E,0x00,0x00,0x00,0x00,0x00,0x00, // ~ + 0x1C,0x36,0x36,0x1C,0x00,0x00,0x00,0x00 // DEL +}; + +void LCD_11062::locate(int column, int row) { + _row = row; + _column = column; +} + +void LCD_11062::newline() { + _column = 0; + _row++; + if (_row >= _rows) { + _row = 0; + } +} + +int LCD_11062::_putc(int value) { + int x = _column * charwidth; // FIXME: Char sizes + int y = _row * charheight; + bitblit(x+1 , y+1 , charwidth, charheight, (char*)&(FONT8x8[value - 0x1F][0])); + _column++; + if (_column >= _columns) { + _row++; + _column = 0; + } + if (_row >= _rows) { + _row = 0; + } + return value; +} + +void LCD_11062::cls() { + fill(0, 0, _width, _height, _background); + _row = 0; + _column = 0; +} + +int LCD_11062::width() { + return _width; +} + +int LCD_11062::height() { + return _height; +} + +int LCD_11062::columns() { + return _columns; +} + +int LCD_11062::rows() { + return _rows; +} + +void LCD_11062::window(int x, int y, int width, int height) { + _select(); + _window(x, y, width, height); + _deselect(); +} + +void LCD_11062::putp(int colour) { + _select(); + _putp(colour); + _deselect(); +} + +void LCD_11062::pixel(int x, int y, int colour) { + _select(); + _window(x, y, 1, 1); + _putp(colour); + _deselect(); +} + +void LCD_11062::fill(int x, int y, int width, int height, int colour) { + _select(); + _window(x, y, width, height); + for (int i=0; i<width*height; i++) { + _putp(colour); + } + _window(0, 0, _width, _height); + _deselect(); +} + +void LCD_11062::blit(int x, int y, int width, int height, const int* colour) { + _select(); + _window(x, y, width, height); + for (int i=0; i<width*height; i++) { + _putp(colour[i]); + } + _window(0, 0, _width, _height); + _deselect(); +} + +void LCD_11062::foreground(int v) { + _foreground = v; +} + +void LCD_11062::background(int v) { + _background = v; +} + +void LCD_11062::bitblit(int x, int y, int width, int height, const char* bitstream) { + int bytediv = (width*height)>>3; + _select(); + _window(x, y, width, height); + for (int i=height*width-1; i>=0; i--) { + unsigned char byte = i / bytediv; + unsigned char bit = (i % width)/(width >> 3); + int colour = (((bitstream[byte] << bit) & 0x80) ? _foreground : _background); + _putp(colour); + } + _window(0, 0, _width, _height); + _deselect(); +}