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LCDをブレッドボードに直接付けてmbedに配線することを考えます。 Nokia LCD mbed S1 o-------------o S2 o-------------o CS o-------------o 8 (DigitalOut cs) 緑 SCK o-------------o 7 (SPI sclk) 白 DIO o-------------o 5 (SPI miso) 橙 RST o-------------o 9 (reset) 紫 ST2 o-------------o 10 (DigitalOut p10)緑 ST1 o-------------o 11 (DigitalOut p11)黄 ST0 o-------------o 12 (DigitalOut p12)橙 GND o-------------o GND 黒 3.3Vo-------------o VOUT 赤 p12 o-------------o VOUT |
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LCD上のスイッチを用いるときにはmbedのp19とp20を用いた。 その時の配線。 Nokia LCD mbed ブレッドボード S1 o-------------o 19 (DigitalOut p19)茶 19 S2 o-------------o 20 (DigitalOut p20)灰 20 CS o-------------o 8 (DigitalOut cs) 緑 21 SCK o-------------o 7 (SPI sclk) 白 22 DIO o-------------o 5 (SPI miso) 橙 23 RST o-------------o 9 (reset) 紫 24 ST2 o-------------o 10 (DigitalOut p10)緑 25 ST1 o-------------o 11 (DigitalOut p11)黄 26 ST0 o-------------o 12 (DigitalOut p12)橙 27 GND o-------------o GND 黒 28 3.3Vo-------------o VOUT 赤 29 p12 o-------------o VOUT 30 |
![]() | mbedを装着します |
![]() | 購入した時のLCDの裏 |
![]() | ブレッドボードに差し込むために、接続部分の足を取り外し、ピンヘッダを半田付けします。 |
![]() | LCDを付けます |
main.cpp |
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#include "mbed.h" #include "NokiaLCD.h" NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::PCF8833); // mosi, sclk, cs, rst, type // 橙 白 緑 紫 int main() { int bgcolor=0; lcd.background(0x0000FF); while(1){ switch(bgcolor++) { case 0 :lcd.background(0x800000); break; case 1 :lcd.background(0x008000); break; case 2 :lcd.background(0x000080); bgcolor=0; break; } lcd.cls(); lcd.fill(1, 20, 128, 10, 0x00ff00); // 緑 lcd.fill(0, 70, 130, 10, 0x0000ff); // 青 lcd.fill(50, 1, 10, 128, 0xFF0000); // 赤 for(int i=0; i<3; i++) { lcd.locate(0,i+12); lcd.printf("Hello World!miz%d", i); } for (int i=0; i<130; i++) { lcd.pixel(i, 60 + sin((float)i / 5.0)*10, 0xffffff); } wait_ms(1000); } } |
NokiaLCD.h |
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/* mbed NokiaLCD Library, for a 130x130 Nokia colour LCD * Copyright (c) 2007-2010, sford * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef MBED_NOKIALCD_H #define MBED_NOKIALCD_H #include "mbed.h" /** An interface for the 130x130 Nokia Mobile phone screens * * @code * #include "mbed.h" * #include "NokiaLCD.h" * * NokiaLCD lcd(p5, p7, p8, p9, NokiaLCD::6610); // mosi, sclk, cs, rst, type * * int main() { * lcd.printf("Hello World!"); * } * @endcode */ class NokiaLCD : public Stream { public: /** LCD panel format */ enum LCDType { LCD6100 /**< Nokia 6100, as found on sparkfun board (default) */ , LCD6610 /**< Nokia 6610, as found on olimex board */ , PCF8833 }; /** Create and Nokia LCD interface, using a SPI and two DigitalOut interfaces * * @param mosi SPI data out * @param sclk SPI clock * @param cs Chip Select (DigitalOut) * @param rst Reset (DigitalOut) * @param type The LCDType to select driver chip variants */ NokiaLCD(PinName mosi, PinName sclk, PinName cs, PinName rst, LCDType type = LCD6100); #if DOXYGEN_ONLY /** Write a character to the LCD * * @param c The character to write to the display */ int putc(int c); /** Write a formated string to the LCD * * @param format A printf-style format string, followed by the * variables to use in formating the string. */ int printf(const char* format, ...); #endif /** Locate to a screen column and row * * @param column The horizontal position from the left, indexed from 0 * @param row The vertical position from the top, indexed from 0 */ void locate(int column, int row); /** Clear the screen and locate to 0,0 */ void cls(); /** Set a pixel on te screen * * @param x horizontal position from left * @param y vertical position from top * @param colour 24-bit colour in format 0x00RRGGBB */ void pixel(int x, int y, int colour); /** Fill an area of the screen * * @param x horizontal position from left * @param y vertical position from top * @param width width in pixels * @param height height in pixels * @param colour 24-bit colour in format 0x00RRGGBB */ void fill(int x, int y, int width, int height, int colour); void blit(int x, int y, int width, int height, const int* colour); void bitblit(int x, int y, int width, int height, const char* bitstream); int width(); int height(); int columns(); int rows(); void reset(); /** Set the foreground colour * * @param c 24-bit colour */ void foreground(int c); /** Set the background colour * * @param c 24-bit colour */ void background(int c); protected: virtual void _window(int x, int y, int width, int height); virtual void _putp(int colour); void command(int value); void data(int value); void newline(); virtual int _putc(int c); virtual int _getc() { return 0; } void putp(int v); void window(int x, int y, int width, int height); SPI _spi; DigitalOut _rst; DigitalOut _cs; LCDType _type; int _row, _column, _rows, _columns, _foreground, _background, _width, _height; }; #endif |
NokiaLCD.cpp |
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/* mbed Nokia LCD Library * Copyright (c) 2007-2010, sford */ #include "NokiaLCD.h" #include "mbed.h" #define NOKIALCD_ROWS 16 #define NOKIALCD_COLS 16 #define NOKIALCD_WIDTH 131 #define NOKIALCD_HEIGHT 131 #define NOKIALCD_FREQUENCY 5000000 NokiaLCD::NokiaLCD(PinName mosi, PinName sclk, PinName cs, PinName rst, LCDType type) : _spi(mosi, NC, sclk) , _rst(rst) , _cs(cs) { _type = type; _row = 0; _column = 0; _foreground = 0x00FFFFFF; _background = 0x00000000; reset(); } void NokiaLCD::reset() { // setup the SPI interface and bring display out of reset _cs = 1; _rst = 0; _spi.format(9); _spi.frequency(NOKIALCD_FREQUENCY); wait_ms(1); _rst = 1; wait_ms(1); _cs = 0; switch (_type) { case LCD6100: command(0xCA); // display control data(0); data(32); data(0); command(0xBB); data(1); 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(0); data(1); data(4); command(0xAF); // turn on the display break; case LCD6610: command(0xCA); // display control data(0); data(31); data(0); command(0xBB); data(1); 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(0); data(0); data(2); command(0xAF); // turn on the display break; case PCF8833: command(0x11); // sleep out command(0x3A); // column mode data(0x05); // 16 bits par pixel command(0x36); // madctl data(0x60); // vertical RAM, flip x command(0x25); // setcon data(0x30);// contrast 0x30 wait_ms(2); command(0x29);//DISPON command(0x03);//BSTRON break; } _cs = 1; cls(); } void NokiaLCD::command(int value) { _spi.write(value & 0xFF); } void NokiaLCD::data(int value) { _spi.write(value | 0x100); } void NokiaLCD::_window(int x, int y, int width, int height) { // int x1 = x + 2; /* int x1 = x; int y1 = y + 0; int x2 = x1 + width - 1; int y2 = y1 + height - 1; */ int x1 = x; int y1 = y + 0; int x2 = x1 + width-1; int y2 = y1 + height-1; switch (_type) { case LCD6100: case LCD6610: command(0x15); // column data(x1); data(x2); command(0x75); // row data(y1); data(y2); command(0x5C); // start write to ram break; case PCF8833: command(0x2A); // column data(x1); data(x2); command(0x2B); // row data(y1); data(y2); command(0x2C); // start write to ram break; } } void NokiaLCD::_putp(int colour) { /* int gr = ((colour >> 20) & 0x0F) | ((colour >> 8 ) & 0xF0); int nb = ((colour >> 4 ) & 0x0F); gr = 0xe0; nb = 0x07; data(nb); data(gr); */ int rg = ((colour >> 16) & 0xF8) | ((colour >> 13 ) & 0x07); int gb = ((colour >> 5 ) & 0xE0) | ((colour >> 3 ) & 0x1f); // rg = 0xf8; // rg &= 0x07; // gb &= 0xe0; // rg = 0x07; // gb = 0xe0; data(rg); data(gb); } 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 NokiaLCD::locate(int column, int row) { _column = column; _row = row; } void NokiaLCD::newline() { _column = 0; _row++; if (_row >= _rows) { _row = 0; } } int NokiaLCD::_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])); bitblit(y , x, 8, 8, (char*)&(FONT8x8[value - 0x1F][0])); _column++; if (_column >= NOKIALCD_COLS) { _row++; _column = 0; } if (_row >= NOKIALCD_ROWS) { _row = 0; } return value; } void NokiaLCD::cls() { fill(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT, _background); _row = 0; _column = 0; } void NokiaLCD::window(int x, int y, int width, int height) { _cs = 0; _window(x, y, width, height); _cs = 1; } void NokiaLCD::putp(int colour) { _cs = 0; _putp(colour); _cs = 1; } void NokiaLCD::pixel(int x, int y, int colour) { _cs = 0; // _window(x, y, 1, 1); _window(y, x, 1, 1); _putp(colour); _cs = 1; } void NokiaLCD::fill(int x, int y, int width, int height, int colour) { _cs = 0; // _window(x, y, width, height); _window(y+1, x+1, height, width); switch (_type) { case LCD6100: case PCF8833: for (int i=0; i<width*height; i++) { _putp(colour); } break; case LCD6610: for (int i=0; i<width*height/2; i++) { 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; data(d1); data(d2); data(d3); } break; } _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT); _cs = 1; } void NokiaLCD::blit(int x, int y, int width, int height, const int* colour) { _cs = 0; _window(x, y, width, height); switch (_type) { case LCD6100: case PCF8833: for (int i=0; i<width*height; i++) { _putp(colour[i]); } break; case LCD6610: for (int i=0; i<width*height/2; i++) { int r41 = (colour[i*2] >> (16 + 4)) & 0xF; int g41 = (colour[i*2] >> (8 + 4)) & 0xF; int b41 = (colour[i*2] >> (0 + 4)) & 0xF; int r42 = (colour[i*2+1] >> (16 + 4)) & 0xF; int g42 = (colour[i*2+1] >> (8 + 4)) & 0xF; int b42 = (colour[i*2+1] >> (0 + 4)) & 0xF; int d1 = (r41 << 4) | g41; int d2 = (b41 << 4) | r42; int d3 = (g42 << 4) | b42; data(d1); data(d2); data(d3); } break; } _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT); _cs = 1; } void NokiaLCD::bitblit(int x, int y, int width, int height, const char* bitstream) { _cs = 0; _window(x, y, width, height); switch (_type) { case LCD6100: case PCF8833: for (int i=0; i<height*width; i++) { int byte = i / 8; int bit = i % 8; int colour = ((bitstream[byte] << bit) & 0x80) ? _foreground : _background; _putp(colour); } break; case LCD6610: 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); } break; } _window(0, 0, _width, _height); _cs = 1; } void NokiaLCD::foreground(int c) { _foreground = c; } void NokiaLCD::background(int c) { _background = c; } int NokiaLCD::width() { return NOKIALCD_WIDTH; } int NokiaLCD::height() { return NOKIALCD_HEIGHT; } int NokiaLCD::columns() { return NOKIALCD_COLS; } int NokiaLCD::rows() { return NOKIALCD_ROWS; } |
NokiaLCD.cpp |
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/* mbed Nokia LCD Library * Copyright (c) 2007-2010, sford */ #include "NokiaLCD.h" #include "mbed.h" #define NOKIALCD_ROWS 16 #define NOKIALCD_COLS 16 #define NOKIALCD_WIDTH 130 #define NOKIALCD_HEIGHT 130 #define NOKIALCD_FREQUENCY 500000 NokiaLCD::NokiaLCD(PinName mosi, PinName sclk, PinName cs, PinName rst, LCDType type) : _spi(mosi, NC, sclk) , _rst(rst) , _cs(cs) { _type = type; _row = 0; _column = 0; _foreground = 0x00FFFFFF; _background = 0x00000000; reset(); } void NokiaLCD::reset() { // setup the SPI interface and bring display out of reset _cs = 1; _rst = 0; _spi.format(9); _spi.frequency(NOKIALCD_FREQUENCY); wait_ms(1); _rst = 1; wait_ms(1); _cs = 0; switch (_type) { case LCD6100: command(0xCA); // display control data(0); data(32); data(0); command(0xBB); data(1); 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(0); data(1); data(4); command(0xAF); // turn on the display break; case LCD6610: command(0xCA); // display control data(0); data(31); data(0); command(0xBB); data(1); 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(0); data(0); data(2); command(0xAF); // turn on the display break; case PCF8833: command(0x11); // sleep out command(0x3A); // column mode data(0x05); command(0x36); // madctl data(0xc0); // vertical RAM, flip x,y command(0x25); // setcon data(0x46); // contrast 0x30 wait_ms(2); command(0x29);//DISPON command(0x03);//BSTRON break; } _cs = 1; cls(); } void NokiaLCD::command(int value) { _spi.write(value & 0xFF); } void NokiaLCD::data(int value) { _spi.write(value | 0x100); } void NokiaLCD::_window(int x, int y, int width, int height) { int x1 = x + 2; int y1 = y + 0; int x2 = x1 + width - 1; int y2 = y1 + height - 1; switch (_type) { case LCD6100: case LCD6610: command(0x15); // column data(x1); data(x2); command(0x75); // row data(y1); data(y2); command(0x5C); // start write to ram break; case PCF8833: command(0x2A); // column data(x1); data(x2); command(0x2B); // row data(y1); data(y2); command(0x2C); // start write to ram break; } } void NokiaLCD::_putp(int colour) { /* int gr = ((colour >> 20) & 0x0F) | ((colour >> 8 ) & 0xF0); int nb = ((colour >> 4 ) & 0x0F); data(nb); data(gr); */ int rg = ((colour >> 16) & 0xF8) | ((colour >> 13 ) & 0x07); int gb = ((colour >> 5 ) & 0xE0) | ((colour >> 3 ) & 0x1f); data(rg); data(gb); } 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 NokiaLCD::locate(int column, int row) { _column = column; _row = row; } void NokiaLCD::newline() { _column = 0; _row++; if (_row >= _rows) { _row = 0; } } int NokiaLCD::_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 >= NOKIALCD_COLS) { _row++; _column = 0; } if (_row >= NOKIALCD_ROWS) { _row = 0; } return value; } void NokiaLCD::cls() { fill(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT, _background); _row = 0; _column = 0; } void NokiaLCD::window(int x, int y, int width, int height) { _cs = 0; _window(x, y, width, height); _cs = 1; } void NokiaLCD::putp(int colour) { _cs = 0; _putp(colour); _cs = 1; } void NokiaLCD::pixel(int x, int y, int colour) { _cs = 0; _window(x, y, 1, 1); _putp(colour); _cs = 1; } void NokiaLCD::fill(int x, int y, int width, int height, int colour) { _cs = 0; _window(x, y, width, height); for (int i=0; i<width*height; i++) { _putp(colour); } _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT); _cs = 1; } void NokiaLCD::circle(int x0, int y0, int r, int colour) { int draw_x0, draw_y0; int draw_x1, draw_y1; int draw_x2, draw_y2; int draw_x3, draw_y3; int draw_x4, draw_y4; int draw_x5, draw_y5; int draw_x6, draw_y6; int draw_x7, draw_y7; int xx, yy; int di; _cs = 0; _window(x0, y0, 1, 1); if(r == 0) /* no radius */ { return; } draw_x0 = draw_x1 = x0; draw_y0 = draw_y1 = y0 + r; if(draw_y0 < NOKIALCD_HEIGHT) { _window(draw_x0, draw_y0, 1, 1); _putp(colour); /* 90 degree */ } draw_x2 = draw_x3 = x0; draw_y2 = draw_y3 = y0 - r; if(draw_y2 >= 0) { _window(draw_x2, draw_y2, 1, 1); _putp(colour); /* 270 degree */ } draw_x4 = draw_x6 = x0 + r; draw_y4 = draw_y6 = y0; if(draw_x4 < NOKIALCD_WIDTH) { _window(draw_x4, draw_y4, 1, 1); _putp(colour); /* 0 degree */ } draw_x5 = draw_x7 = x0 - r; draw_y5 = draw_y7 = y0; if(draw_x5>=0) { _window(draw_x5, draw_y5, 1, 1); _putp(colour); /* 90 degree */ /* 180 degree */ } if(r == 1) { return; } di = 3 - 2*r; xx = 0; yy = r; while(xx < yy) { if(di < 0) { di += 4*xx + 6; } else { di += 4*(xx - yy) + 10; yy--; draw_y0--; draw_y1--; draw_y2++; draw_y3++; draw_x4--; draw_x5++; draw_x6--; draw_x7++; } xx++; draw_x0++; draw_x1--; draw_x2++; draw_x3--; draw_y4++; draw_y5++; draw_y6--; draw_y7--; if( (draw_x0 <= NOKIALCD_WIDTH) && (draw_y0>=0) ) { _window(draw_x0, draw_y0, 1, 1); _putp(colour); } if( (draw_x1 >= 0) && (draw_y1 >= 0) ) { _window(draw_x1, draw_y1, 1, 1); _putp(colour); } if( (draw_x2 <= NOKIALCD_WIDTH) && (draw_y2 <= NOKIALCD_HEIGHT) ) { _window(draw_x2, draw_y2, 1, 1); _putp(colour); } if( (draw_x3 >=0 ) && (draw_y3 <= NOKIALCD_HEIGHT) ) { _window(draw_x3, draw_y3, 1, 1); _putp(colour); } if( (draw_x4 <= /*OLED_DISPLAY_HEIGHT*/NOKIALCD_WIDTH) && (draw_y4 >= 0) ) { _window(draw_x4, draw_y4, 1, 1); _putp(colour); } if( (draw_x5 >= 0) && (draw_y5 >= 0) ) { _window(draw_x5, draw_y5, 1, 1); _putp(colour); } if( (draw_x6 <= NOKIALCD_WIDTH) && (draw_y6 <= NOKIALCD_HEIGHT) ) { _window(draw_x6, draw_y6, 1, 1); _putp(colour); } if( (draw_x7 >= 0) && (draw_y7 <= NOKIALCD_HEIGHT) ) { _window(draw_x7, draw_y7, 1, 1); _putp(colour); } } _cs = 1; return; } void NokiaLCD::line(int x0, int y0, int x1, int y1, int colour) { int dx = 0, dy = 0; int dx_sym = 0, dy_sym = 0; int dx_x2 = 0, dy_x2 = 0; int di = 0; _cs = 0; // Chipselect the LCD. dx = x1-x0; dy = y1-y0; if(dx == 0) /* vertical line */ { for(int y=y0; y<y1; y++){ _window(x0, y, 1, 1); _putp(colour); } return; } if(dx > 0) { dx_sym = 1; } else { dx_sym = -1; } if(dy == 0) /* horizontal line */ { for(int x=x0; x<x1; x++){ _window(x, y0, 1, 1); _putp(colour); } return; } if(dy > 0) { dy_sym = 1; } else { dy_sym = -1; } dx = dx_sym*dx; dy = dy_sym*dy; dx_x2 = dx*2; dy_x2 = dy*2; if(dx >= dy) { di = dy_x2 - dx; while(x0 != x1) { _window(x0, y0, 1, 1); _putp(colour); x0 += dx_sym; if(di<0) { di += dy_x2; } else { di += dy_x2 - dx_x2; y0 += dy_sym; } } _window(x0, y0, 1, 1); _putp(colour); } else { di = dx_x2 - dy; while(y0 != y1) { _window(x0, y0, 1, 1); _putp(colour); y0 += dy_sym; if(di < 0) { di += dx_x2; } else { di += dx_x2 - dy_x2; x0 += dx_sym; } } _window(x0, y0, 1, 1); _putp(colour); } _cs = 1; return; } void NokiaLCD::blit(int x, int y, int width, int height, const int* colour) { _cs = 0; _window(x, y, width, height); for (int i=0; i<width*height; i++) { _putp(colour[i]); } _window(0, 0, NOKIALCD_WIDTH, NOKIALCD_HEIGHT); _cs = 1; } void NokiaLCD::bitblit(int x, int y, int width, int height, const char* bitstream) { _cs = 0; _window(x, y, width, height); for (int i=0; i<height*width; i++) { int byte = i / 8; int bit = i % 8; int colour = ((bitstream[byte] << bit) & 0x80) ? _foreground : _background; _putp(colour); } _window(0, 0, _width, _height); _cs = 1; } void NokiaLCD::foreground(int c) { _foreground = c; } void NokiaLCD::background(int c) { _background = c; } int NokiaLCD::width() { return NOKIALCD_WIDTH; } int NokiaLCD::height() { return NOKIALCD_HEIGHT; } int NokiaLCD::columns() { return NOKIALCD_COLS; } int NokiaLCD::rows() { return NOKIALCD_ROWS; } |
main.cpp |
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int main() { DigitalIn switch1(p19); DigitalIn switch2(p20); bool stopState=false; switch1.mode(PullUp); // 入力端子をプルアップする switch2.mode(PullUp); // 入力端子をプルアップする led5=led6=led7=1; while(true) { if(switch2==0) { led5=0;led6=1;led7=1; wait_ms(100); } if(switch1==0) { led5=1;led6=1;led7=0; stopState=false; wait_ms(100); } led5=led6=led7=1; } } |
main.cpp |
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int main() { int bgcolor=0; lcd.background(0x0000FF); DigitalIn switch1(p19); DigitalIn switch2(p20); switch1.mode(PullUp); switch2.mode(PullUp); bool stopState=true; while(true){ stopState=false; led5=1; // 緑 led6=1; // 青 led7=1; // 赤 for(int i=0; i<100; i++) { if(switch2==0) { stopState=true; led1=1; wait_ms(100); break; } wait_ms(10); } led1=0; do { if(switch1==0) { stopState=false; wait_ms(100); } } while(stopState); switch(bgcolor++) { case 0 :lcd.background(0x800000); led7=0; break; case 1 :lcd.background(0x008000); led5=0; break; case 2 :lcd.background(0x000080); bgcolor=0; led6=0; break; } lcd.cls(); lcd.fill(1, 40, 128, 10, 0x00ff00); // 緑 lcd.fill(0, 80, 130, 10, 0x0000ff); // 青 lcd.fill(50, 1, 10, 128, 0xFF0000); // 赤 for(int i=0; i<3; i++) { lcd.locate(i,i+12); lcd.printf("miz%d", i); } for (int i=0; i<130; i++) { lcd.pixel(i, 80 + sin((float)i / 5.0)*10, 0x00ffffff); } } } |
main.cpp |
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bool stopState=true; InterruptIn button(p30); void flip() { stopState = !stopState; led1=1; wait_ms(50); led1=0; } int main() { button.rise(&flip); // attach the address of the flip function to the rising edge int bgcolor=0; lcd.background(0x0000FF); DigitalIn switch1(p19); DigitalIn switch2(p20); switch1.mode(PullUp); switch2.mode(PullUp); while(true){ led5=1; // 緑 led6=1; // 青 led7=1; // 赤 while(stopState) wait_ms(1); switch(bgcolor++) { case 0 :lcd.background(0x800000); led7=0; break; case 1 :lcd.background(0x008000); led5=0; break; case 2 :lcd.background(0x000080); bgcolor=0; led6=0; break; } lcd.cls(); lcd.fill(1, 40, 128, 10, 0x00ff00); // 緑 lcd.fill(0, 80, 130, 10, 0x0000ff); // 青 lcd.fill(50, 1, 10, 128, 0xFF0000); // 赤 for(int i=0; i<3; i++) { lcd.locate(i,i+12); lcd.printf("miz%d", i); } for (int i=0; i<130; i++) { lcd.pixel(i, 80 + sin((float)i / 5.0)*10, 0x00ffffff); } wait_ms(1000); } } |