Code for Nokia LCD (text ) based on Epson controller. This is on the new Sparkfun board with the two switches.sx
Revision 0:d6d054c554ae, committed 2010-05-25
- Comitter:
- TimV
- Date:
- Tue May 25 23:02:44 2010 +0000
- Commit message:
Changed in this revision
diff -r 000000000000 -r d6d054c554ae Nokia_Epson.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Nokia_Epson.cpp Tue May 25 23:02:44 2010 +0000 @@ -0,0 +1,320 @@ + /* mbed Library - Nokia_Epson + * Copyright (c) 2007, sford + */ + + #include "Nokia_Epson.h" + + #include "mbed.h" + + using namespace mbed; + + 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 Nokia_Epson::command(int value) { + _spi.write(value & 0xFF); + } + + void Nokia_Epson::data(int value) { + _spi.write(value | 0x100); + } + + void Nokia_Epson::_select() { + _cs = 0; + } + + void Nokia_Epson::_deselect() { + _cs = 1; + } + + int Nokia_Epson::width() { + return _width; + } + + int Nokia_Epson::height() { + return _height; + } + + int Nokia_Epson::columns() { + return _columns; + } + + int Nokia_Epson::rows() { + return _rows; + } + + void Nokia_Epson::foreground(int v) { + _foreground = v; + } + + void Nokia_Epson::background(int v) { + _background = v; + } + + void Nokia_Epson::locate(int column, int row) { + _row = row; + _column = column; + } + + void Nokia_Epson::newline() { + _column = 0; + _row++; + if(_row >= _rows) { + _row = 0; + } + } + + /*************************************************************************/ + + Nokia_Epson::Nokia_Epson(PinName mosi, PinName miso, PinName clk, PinName cs, PinName rst) + : _spi(mosi, miso, clk) + , _rst(rst) + , _cs(cs) { + + _row = 0; + _column = 0; + _rows = 16; + _columns = 16; + _width = 130; + _height = 130; + foreground(0xFFFFFF); + background(0x000000); + reset(); + } + + void Nokia_Epson::reset() { + + _cs = 1; + _rst = 0; + _spi.format(9); + _spi.frequency(5000000); + + wait_ms(1); + + _rst = 1; + + wait_ms(1); + + _select(); + + command(0xCA); // display control + data(0x0); + data(31); + data(0x0); + + command(0xBB); // scan + data(0x1); + + command(0xD1); // oscillator on + command(0x94); // sleep out + command(0x20); // power control + data(0x0F); + + command(0xA7); // invert display + + command(0x81); // Voltage control + data(39); // contrast setting: 0..63 + data(3); // resistance ratio + + wait_ms(1); + + command(0xBC); // data control + data(0x0); // scan dirs + data(0x0); // RGB + data(0x2); // grayscale + + command(0xAF); // turn on the display + + _deselect(); + + cls(); + } + + void Nokia_Epson::_window(int x, int y, int width, int height) { + int x1, x2, y1, y2; + x1 = x + 0; + y1 = y + 2; + x2 = x1 + width - 1; + y2 = y1 + height - 1; + command(0x15); // column + data(x1); + data(x2); + command(0x75); // page + data(y1); + data(y2); + command(0x5C); // start write to ram + } + + void Nokia_Epson::fill(int x, int y, int width, int height, int colour) { + _select(); + _window(x, y, width, height); + + int r4 = (colour >> (16 + 4)) & 0xF; + int g4 = (colour >> (8 + 4)) & 0xF; + int b4 = (colour >> (0 + 4)) & 0xF; + + int d1 = (r4 << 4) | g4; + int d2 = (b4 << 4) | r4; + int d3 = (g4 << 4) | b4; + + for(int i=0; i<(width*height+1)/2; i++) { + data(d1); + data(d2); + data(d3); + } + _deselect(); + } + + void Nokia_Epson::bitblit(int x, int y, int width, int height, const char* bitstream) { + _select(); + _window(x, y, width, height); + for(int i=0; i<height*width/2; i++) { + int byte1 = (i*2) / 8; + int bit1 = (i*2) % 8; + int colour1 = ((bitstream[byte1] << bit1) & 0x80) ? _foreground : _background; + int byte2 = (i*2+1) / 8; + int bit2 = (i*2+1) % 8; + int colour2 = ((bitstream[byte2] << bit2) & 0x80) ? _foreground : _background; + + int r41 = (colour1 >> (16 + 4)) & 0xF; + int g41 = (colour1 >> (8 + 4)) & 0xF; + int b41 = (colour1 >> (0 + 4)) & 0xF; + + int r42 = (colour2 >> (16 + 4)) & 0xF; + int g42 = (colour2 >> (8 + 4)) & 0xF; + int b42 = (colour2 >> (0 + 4)) & 0xF; + int d1 = (r41 << 4) | g41; + int d2 = (b41 << 4) | r42; + int d3 = (g42 << 4) | b42; + data(d1); + data(d2); + data(d3); + } + _deselect(); + } + + void Nokia_Epson::cls() { + fill(0, 0, 130, 130, _background); + _row = 0; + _column = 0; + } + + int Nokia_Epson::_putc(int value) { + int x = _column * 8; // FIXME: Char sizes + int y = _row * 8; + bitblit(x + 1, y + 1, 8, 8, (char*)&(FONT8x8[value - 0x1F][0])); + + _column++; + + if(_column >= _columns) { + _row++; + _column = 0; + } + + if(_row >= _rows) { + _row = 0; + } + + return value; + } + + void Nokia_Epson::pixel(int x, int y, int colour) { + fill(x, y, 1, 1, colour); + } +
diff -r 000000000000 -r d6d054c554ae Nokia_Epson.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Nokia_Epson.h Tue May 25 23:02:44 2010 +0000 @@ -0,0 +1,49 @@ + /* mbed Library - MobileLCD - test for MOD-NOKIA6610 (Epson 15G00) + * Copyright (c) 2007/8, sford + */ + +#ifndef MBED_NOKIA_EPSON_H +#define MBED_NOKIA_EPSON_H + +#include "mbed.h" + + class Nokia_Epson : public Stream { + + public: + + Nokia_Epson(PinName mosi, PinName miso, PinName clk, PinName cs, PinName rst); + + void foreground(int v); + void background(int v); + void locate(int column, int row); + virtual void reset(); + void fill(int x, int y, int width, int height, int colour); + void cls(); + int width(); + int height(); + int columns(); + int rows(); + void pixel(int x, int y, int colour); + + protected: + + virtual void _select(); + virtual void _deselect(); + virtual void _window(int x, int y, int width, int height); + void command(int value); + void data(int value); + void newline(); + virtual int _putc(int c); + virtual int _getc() { return 0; } + SPI _spi; + DigitalOut _rst; + DigitalOut _cs; + void bitblit(int x, int y, int width, int height, const char* bitstream); + void blit(int x, int y, int width, int height, const int* colour); + void putp(int v); + void window(int x, int y, int width, int height); + // void pixel(int x, int y, int colour); + int _row, _column, _rows, _columns, _foreground, _background, _width, _height; + }; + + #endif \ No newline at end of file
diff -r 000000000000 -r d6d054c554ae main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue May 25 23:02:44 2010 +0000 @@ -0,0 +1,19 @@ +#include "mbed.h" +#include "Nokia_Epson.h" + +Nokia_Epson lcd(p5, p6, p7, p8, p9); +DigitalOut led1(LED1); + +int main() { +// lcd.background(BLUE); + lcd.cls(); +// lcd.fill(2, 51, 128, 10, GREEN); +// lcd.fill(50, 1, 10, 128, RED); + lcd.locate(0,3); + led1=1; + lcd.printf("Hello World!"); + for (int i=0; i<130; i++) { + lcd.pixel(i, 80 + sin((float)i / 5.0)*10, 0x000000); + } +} +
diff -r 000000000000 -r d6d054c554ae mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue May 25 23:02:44 2010 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/e6be4cd80aad