Yuji Notsu / Mbed 2 deprecated MARMEX_Oled_GPS_3

This program is for mbed-Geiger counter system. It use OLED module, GPS module (with RTC), TextLCD, SD FileSystem and some Interrupt pin.

Dependencies:   TextLCD mbed

MARMEX_OB_oled.h@0:97f8ed953c0d, 2011-07-02 (annotated)

Committer:
y_notsu
Date:
Sat Jul 02 22:05:27 2011 +0000
Revision:
0:97f8ed953c0d
rev.0.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
y_notsu 0:97f8ed953c0d 1 /** MARMEX_OB OLED screen drawing library
y_notsu 0:97f8ed953c0d 2 *
y_notsu 0:97f8ed953c0d 3 * @class MARMEX_OB_oled
y_notsu 0:97f8ed953c0d 4 * @author tedd
y_notsu 0:97f8ed953c0d 5 * @version 0.51
y_notsu 0:97f8ed953c0d 6 * @date 08-Apr-2011
y_notsu 0:97f8ed953c0d 7 *
y_notsu 0:97f8ed953c0d 8 * Released under the MIT License: http://mbed.org/license/mit
y_notsu 0:97f8ed953c0d 9 *
y_notsu 0:97f8ed953c0d 10 * MARMEX_OB_oled OLED screen drawing library for mbed
y_notsu 0:97f8ed953c0d 11 * This code has been written based on sample code and advises
y_notsu 0:97f8ed953c0d 12 * from Ochiai-san (Marutsu-Elec). Thank you!
y_notsu 0:97f8ed953c0d 13 *
y_notsu 0:97f8ed953c0d 14 * SPI mode:
y_notsu 0:97f8ed953c0d 15 * 9bit or 8bit SPI mode can be selected by disabling/enabling "#define MARMEX_OB_SPI_8BIT_MODE".
y_notsu 0:97f8ed953c0d 16 * See source code in this (MARMEX_OB_oled.h) file.
y_notsu 0:97f8ed953c0d 17 */
y_notsu 0:97f8ed953c0d 18
y_notsu 0:97f8ed953c0d 19 #ifndef MBED_MARMEX_OB_OLED
y_notsu 0:97f8ed953c0d 20 #define MBED_MARMEX_OB_OLED
y_notsu 0:97f8ed953c0d 21
y_notsu 0:97f8ed953c0d 22 #include "mbed.h"
y_notsu 0:97f8ed953c0d 23 #include "NokiaLCD.h"
y_notsu 0:97f8ed953c0d 24
y_notsu 0:97f8ed953c0d 25 /** @def MARMEX_OB_SPI_8BIT_MODE
y_notsu 0:97f8ed953c0d 26 *
y_notsu 0:97f8ed953c0d 27 * MARMEX_OB_oled_oled OLED screen SPI access length setting
y_notsu 0:97f8ed953c0d 28 * Enabling "MARMEX_OB_SPI_8BIT_MODE" makes 9bit SPI access by 8bit * 2 times.
y_notsu 0:97f8ed953c0d 29 * This may be useful if other 8bit access SPI device on same SPI bus.
y_notsu 0:97f8ed953c0d 30 *
y_notsu 0:97f8ed953c0d 31 * If disabled (just coment out the "#define MARMEX_OB_SPI_8BIT_MODE"), SPI access willbe done by 9 bit format.
y_notsu 0:97f8ed953c0d 32 */
y_notsu 0:97f8ed953c0d 33 #define MARMEX_OB_SPI_8BIT_MODE
y_notsu 0:97f8ed953c0d 34
y_notsu 0:97f8ed953c0d 35 /** MARMEX_OB_oled OLED screen drawing class
y_notsu 0:97f8ed953c0d 36 *
y_notsu 0:97f8ed953c0d 37 * This is a driver code for MARMEX_OB_oled board OLED screen.
y_notsu 0:97f8ed953c0d 38 * This class inherits NokiaLCD class of mbed.org.
y_notsu 0:97f8ed953c0d 39 * To use this class, import the NokiaLCD class from here..
y_notsu 0:97f8ed953c0d 40 * http://mbed.org/users/simon/libraries/NokiaLCD/
y_notsu 0:97f8ed953c0d 41 *
y_notsu 0:97f8ed953c0d 42 * Example:
y_notsu 0:97f8ed953c0d 43 * @code
y_notsu 0:97f8ed953c0d 44 * #include "mbed.h"
y_notsu 0:97f8ed953c0d 45 * #include "MARMEX_OB_oled.h"
y_notsu 0:97f8ed953c0d 46 *
y_notsu 0:97f8ed953c0d 47 * // oled1 is for MARMEX_OB_oled board on MAPLE slot 1
y_notsu 0:97f8ed953c0d 48 * // oled1 is for MARMEX_OB_oled board on MAPLE slot 2
y_notsu 0:97f8ed953c0d 49 *
y_notsu 0:97f8ed953c0d 50 * MARMEX_OB_oled oled1( p5, p7, p8, p30, p11 ); // mosi, sclk, cs, rst, power_control
y_notsu 0:97f8ed953c0d 51 * //MARMEX_OB_oled oled2( p5, p7, p26, p21, p17 ); // mosi, sclk, cs, rst, power_control
y_notsu 0:97f8ed953c0d 52 *
y_notsu 0:97f8ed953c0d 53 *
y_notsu 0:97f8ed953c0d 54 * int main() {
y_notsu 0:97f8ed953c0d 55 * oled1.background( 0x000000 );
y_notsu 0:97f8ed953c0d 56 * oled1.cls();
y_notsu 0:97f8ed953c0d 57 *
y_notsu 0:97f8ed953c0d 58 * int colorbar_width = MARMEX_OB_oled::WIDTH / 8;
y_notsu 0:97f8ed953c0d 59 *
y_notsu 0:97f8ed953c0d 60 * for ( int i = 0; i < 8; i++ )
y_notsu 0:97f8ed953c0d 61 * oled1.fill( colorbar_width * i, 0, colorbar_width, MARMEX_OB_oled::HEIGHT, ((i & 0x4) ? 0xFF0000 : 0x000000) | ((i & 0x2) ? 0x00FF00 : 0x000000) | ((i & 0x1) ? 0x0000FF : 0x000000) );
y_notsu 0:97f8ed953c0d 62 *
y_notsu 0:97f8ed953c0d 63 * oled1.fill( 50, 50, 64, 64, 0xCCCCCC );;
y_notsu 0:97f8ed953c0d 64 *
y_notsu 0:97f8ed953c0d 65 * oled1.locate( 0, 3 );
y_notsu 0:97f8ed953c0d 66 * oled1.printf( "Hello World!" );
y_notsu 0:97f8ed953c0d 67 * oled1.locate( 0, 4 );
y_notsu 0:97f8ed953c0d 68 * oled1.printf( "SPI = %s", MERMEX_OB_SPI_MODE_STR );
y_notsu 0:97f8ed953c0d 69 *
y_notsu 0:97f8ed953c0d 70 * for (int i = 0; i < MARMEX_OB_oled::WIDTH; i++ ) {
y_notsu 0:97f8ed953c0d 71 * oled1.pixel( i, 80 + sin( (float)i / 5.0 ) * 10, 0x000000 );
y_notsu 0:97f8ed953c0d 72 * }
y_notsu 0:97f8ed953c0d 73 * } * @endcode
y_notsu 0:97f8ed953c0d 74 */
y_notsu 0:97f8ed953c0d 75
y_notsu 0:97f8ed953c0d 76 class MARMEX_OB_oled : public NokiaLCD {
y_notsu 0:97f8ed953c0d 77
y_notsu 0:97f8ed953c0d 78 public:
y_notsu 0:97f8ed953c0d 79
y_notsu 0:97f8ed953c0d 80 /** General parameters for MARMEX_OB_oled */
y_notsu 0:97f8ed953c0d 81 enum {
y_notsu 0:97f8ed953c0d 82 ROWS = 15, /**< # of rows (lines) for displaying characters */
y_notsu 0:97f8ed953c0d 83 COLS = 16, /**< # of columns (width) for displaying characters */
y_notsu 0:97f8ed953c0d 84 WIDTH = 128, /**< screen width [pixels] */
y_notsu 0:97f8ed953c0d 85 HEIGHT = 128, /**< screen height [pixels] */
y_notsu 0:97f8ed953c0d 86 SPI_FREQUENCY = 20000000 /**< SPI (sclk) SPI_FREQUENCY */
y_notsu 0:97f8ed953c0d 87 };
y_notsu 0:97f8ed953c0d 88
y_notsu 0:97f8ed953c0d 89 /** Constants for power() function */
y_notsu 0:97f8ed953c0d 90 enum {
y_notsu 0:97f8ed953c0d 91 OFF = 0, /**< : to turning-OFF */
y_notsu 0:97f8ed953c0d 92 ON /**< : to turning-ON */
y_notsu 0:97f8ed953c0d 93 };
y_notsu 0:97f8ed953c0d 94
y_notsu 0:97f8ed953c0d 95 /** Create a MARMEX_OB_oled object connected to specified SPI and DigitalOut pins
y_notsu 0:97f8ed953c0d 96 *
y_notsu 0:97f8ed953c0d 97 * @param mosi SPI-MOSI pin (for MAPLE board, use p5)
y_notsu 0:97f8ed953c0d 98 * @param sclk SPI-SCLK pin (for MAPLE board, use p8)
y_notsu 0:97f8ed953c0d 99 * @param cs chip select signal (for MAPLE board, use p8(slot1), p26(slot2))
y_notsu 0:97f8ed953c0d 100 * @param rst reset signal (for MAPLE board, use p30(slot1), p21(slot2))
y_notsu 0:97f8ed953c0d 101 * @param power_pin backlight power control signal (for MAPLE board, use p11(slot1), p17(slot2))
y_notsu 0:97f8ed953c0d 102 *
y_notsu 0:97f8ed953c0d 103 * Example of MARMEX_OB_oled on MAPLE board:
y_notsu 0:97f8ed953c0d 104 * @code
y_notsu 0:97f8ed953c0d 105 * #include "mbed.h"
y_notsu 0:97f8ed953c0d 106 * #include "MARMEX_OB_oled.h"
y_notsu 0:97f8ed953c0d 107 *
y_notsu 0:97f8ed953c0d 108 * MARMEX_OB_oled oled_on_maple_slot1( p5, p7, p8, p30, p11 ); // mosi, sclk, cs, rst, power_control
y_notsu 0:97f8ed953c0d 109 * MARMEX_OB_oled oled_on_maple_slot2( p5, p7, p26, p21, p17 ); // mosi, sclk, cs, rst, power_control
y_notsu 0:97f8ed953c0d 110 * ...
y_notsu 0:97f8ed953c0d 111 * ..
y_notsu 0:97f8ed953c0d 112 * @endcode
y_notsu 0:97f8ed953c0d 113 */
y_notsu 0:97f8ed953c0d 114
y_notsu 0:97f8ed953c0d 115 MARMEX_OB_oled( PinName mosi, PinName sclk, PinName cs, PinName rst, PinName power_pin ) : NokiaLCD( mosi, sclk, cs, rst, NokiaLCD::LCD6100 ), _power_pin( power_pin ) {
y_notsu 0:97f8ed953c0d 116 power( ON );
y_notsu 0:97f8ed953c0d 117 reset();
y_notsu 0:97f8ed953c0d 118 }
y_notsu 0:97f8ed953c0d 119
y_notsu 0:97f8ed953c0d 120 #if DOXYGEN_ONLY
y_notsu 0:97f8ed953c0d 121 /** Write a character to the LCD
y_notsu 0:97f8ed953c0d 122 *
y_notsu 0:97f8ed953c0d 123 * @param c The character to write to the display
y_notsu 0:97f8ed953c0d 124 */
y_notsu 0:97f8ed953c0d 125 int putc( int c );
y_notsu 0:97f8ed953c0d 126
y_notsu 0:97f8ed953c0d 127 /** Write a formated string to the LCD
y_notsu 0:97f8ed953c0d 128 *
y_notsu 0:97f8ed953c0d 129 * @param format A printf-style format string, followed by the
y_notsu 0:97f8ed953c0d 130 * variables to use in formating the string.
y_notsu 0:97f8ed953c0d 131 *
y_notsu 0:97f8ed953c0d 132 * !!! 16th character in the string will be disappeared
y_notsu 0:97f8ed953c0d 133 * !!! This problem is due to difference of screen size NokiaLCD library and its internal mechanism...
y_notsu 0:97f8ed953c0d 134 */
y_notsu 0:97f8ed953c0d 135 int printf( const char* format, ... );
y_notsu 0:97f8ed953c0d 136
y_notsu 0:97f8ed953c0d 137 /** Set the foreground colour
y_notsu 0:97f8ed953c0d 138 *
y_notsu 0:97f8ed953c0d 139 * @param c 24-bit colour
y_notsu 0:97f8ed953c0d 140 */
y_notsu 0:97f8ed953c0d 141 void foreground(int c);
y_notsu 0:97f8ed953c0d 142
y_notsu 0:97f8ed953c0d 143 /** Set the background colour
y_notsu 0:97f8ed953c0d 144 *
y_notsu 0:97f8ed953c0d 145 * @param c 24-bit colour
y_notsu 0:97f8ed953c0d 146 */
y_notsu 0:97f8ed953c0d 147 void background(int c);
y_notsu 0:97f8ed953c0d 148
y_notsu 0:97f8ed953c0d 149 #endif
y_notsu 0:97f8ed953c0d 150
y_notsu 0:97f8ed953c0d 151 /** reset MARMEX_OB_oled
y_notsu 0:97f8ed953c0d 152 *
y_notsu 0:97f8ed953c0d 153 * Executes hardware reset and initialize.
y_notsu 0:97f8ed953c0d 154 * See MARMEX_OB_oled manual for the initialization sequence and values
y_notsu 0:97f8ed953c0d 155 * For gamma correction table, using math function to make the code simple
y_notsu 0:97f8ed953c0d 156 */
y_notsu 0:97f8ed953c0d 157
y_notsu 0:97f8ed953c0d 158 void reset( void ) {
y_notsu 0:97f8ed953c0d 159
y_notsu 0:97f8ed953c0d 160 #define GAMMA_LUT_SIZE 63
y_notsu 0:97f8ed953c0d 161 unsigned char gamma_LUT[ GAMMA_LUT_SIZE ];
y_notsu 0:97f8ed953c0d 162
y_notsu 0:97f8ed953c0d 163 for ( int i = 0; i < GAMMA_LUT_SIZE; i++ )
y_notsu 0:97f8ed953c0d 164 gamma_LUT[ i ] = (unsigned char)(powf( ((float)i / 62.0), (1.0 / 0.58) ) * 178.0 + 2.0);
y_notsu 0:97f8ed953c0d 165
y_notsu 0:97f8ed953c0d 166 // setup the SPI interface and bring display out of reset
y_notsu 0:97f8ed953c0d 167 _cs = 1;
y_notsu 0:97f8ed953c0d 168 _rst = 0;
y_notsu 0:97f8ed953c0d 169 #ifdef MARMEX_OB_SPI_8BIT_MODE
y_notsu 0:97f8ed953c0d 170 _spi.format( 8 );
y_notsu 0:97f8ed953c0d 171 #else
y_notsu 0:97f8ed953c0d 172 _spi.format( 9 );
y_notsu 0:97f8ed953c0d 173 #endif
y_notsu 0:97f8ed953c0d 174
y_notsu 0:97f8ed953c0d 175 _spi.frequency( SPI_FREQUENCY );
y_notsu 0:97f8ed953c0d 176 wait_ms( 1 );
y_notsu 0:97f8ed953c0d 177 _rst = 1;
y_notsu 0:97f8ed953c0d 178 wait_ms( 1 );
y_notsu 0:97f8ed953c0d 179
y_notsu 0:97f8ed953c0d 180 _cs = 0;
y_notsu 0:97f8ed953c0d 181
y_notsu 0:97f8ed953c0d 182 command( SET_DISPLAY_MODE_ALL_OFF );
y_notsu 0:97f8ed953c0d 183 command( SET_COMMAND_LOCK );
y_notsu 0:97f8ed953c0d 184 data( 0x12 );
y_notsu 0:97f8ed953c0d 185
y_notsu 0:97f8ed953c0d 186 command( SET_COMMAND_LOCK );
y_notsu 0:97f8ed953c0d 187 data( 0xb1 );
y_notsu 0:97f8ed953c0d 188
y_notsu 0:97f8ed953c0d 189 command( SET_SLEEP_MODE_ON );
y_notsu 0:97f8ed953c0d 190
y_notsu 0:97f8ed953c0d 191 command( FRONT_CLOCK_DRIVER_OSC_FREQ );
y_notsu 0:97f8ed953c0d 192 data( 0xF1 );
y_notsu 0:97f8ed953c0d 193
y_notsu 0:97f8ed953c0d 194 command( SET_MUX_RATIO );
y_notsu 0:97f8ed953c0d 195 data( 0x7F );
y_notsu 0:97f8ed953c0d 196
y_notsu 0:97f8ed953c0d 197 command( SET_DISPAY_OFFSET );
y_notsu 0:97f8ed953c0d 198 data( 0x00 );
y_notsu 0:97f8ed953c0d 199
y_notsu 0:97f8ed953c0d 200 command( SET_DISPAY_START_LINE );
y_notsu 0:97f8ed953c0d 201 data( 0x00 );
y_notsu 0:97f8ed953c0d 202
y_notsu 0:97f8ed953c0d 203 command( SET_REMAP_COLOR_DEPTH );
y_notsu 0:97f8ed953c0d 204 data( 0x74 );
y_notsu 0:97f8ed953c0d 205
y_notsu 0:97f8ed953c0d 206 command( SET_GPIO );
y_notsu 0:97f8ed953c0d 207 data( 0x00);
y_notsu 0:97f8ed953c0d 208
y_notsu 0:97f8ed953c0d 209 command( FUNCTION_SELECTION );
y_notsu 0:97f8ed953c0d 210 data( 0x01 );
y_notsu 0:97f8ed953c0d 211
y_notsu 0:97f8ed953c0d 212 command( SET_SEGMENT_LOW_VOLTAGE );
y_notsu 0:97f8ed953c0d 213 data( 0xA0 );
y_notsu 0:97f8ed953c0d 214 data( 0xB5 );
y_notsu 0:97f8ed953c0d 215 data( 0x55 );
y_notsu 0:97f8ed953c0d 216
y_notsu 0:97f8ed953c0d 217 command( SET_CONTRAST_CURRENT_FOR_COLOR_ABC );
y_notsu 0:97f8ed953c0d 218 data( 0xC8 );
y_notsu 0:97f8ed953c0d 219 data( 0x80 );
y_notsu 0:97f8ed953c0d 220 data( 0xC8 );
y_notsu 0:97f8ed953c0d 221
y_notsu 0:97f8ed953c0d 222 command( MASTER_CONTRAST_CURRENT_CONTROL );
y_notsu 0:97f8ed953c0d 223 data( 0x0F );
y_notsu 0:97f8ed953c0d 224
y_notsu 0:97f8ed953c0d 225 command( LOOKUP_TABLE_FOR_GRAYSCALE_PULSE_WIDTH );
y_notsu 0:97f8ed953c0d 226 for ( int i = 0; i < GAMMA_LUT_SIZE; i++ )
y_notsu 0:97f8ed953c0d 227 data( gamma_LUT[ i ] );
y_notsu 0:97f8ed953c0d 228
y_notsu 0:97f8ed953c0d 229 command( SET_RESET_PRECHARGE_PERIOD );
y_notsu 0:97f8ed953c0d 230 data( 0x32 );
y_notsu 0:97f8ed953c0d 231
y_notsu 0:97f8ed953c0d 232 command( ENHANCE_DRIVING_SCHEME_CAPABILITY );
y_notsu 0:97f8ed953c0d 233 data( 0x04 );
y_notsu 0:97f8ed953c0d 234 data( 0x00 );
y_notsu 0:97f8ed953c0d 235 data( 0x00 );
y_notsu 0:97f8ed953c0d 236
y_notsu 0:97f8ed953c0d 237 command( SET_PRECHARGE_VOLTAGE );
y_notsu 0:97f8ed953c0d 238 data( 0x17 );
y_notsu 0:97f8ed953c0d 239
y_notsu 0:97f8ed953c0d 240 command( SET_SECOND_PRECHARGE_VOLTAGE );
y_notsu 0:97f8ed953c0d 241 data( 0x01 );
y_notsu 0:97f8ed953c0d 242
y_notsu 0:97f8ed953c0d 243 command( SET_VCOMH_VOLTAGE );
y_notsu 0:97f8ed953c0d 244 data( 0x05 );
y_notsu 0:97f8ed953c0d 245
y_notsu 0:97f8ed953c0d 246 command( SET_DISPLAY_MODE_RESET );
y_notsu 0:97f8ed953c0d 247
y_notsu 0:97f8ed953c0d 248 #if 0
y_notsu 0:97f8ed953c0d 249 command( SET_COLUMN_ADDRESS );
y_notsu 0:97f8ed953c0d 250 data( 0x00 );
y_notsu 0:97f8ed953c0d 251 data( 0x7F );
y_notsu 0:97f8ed953c0d 252
y_notsu 0:97f8ed953c0d 253 command( SET_ROW_ADDRESS );
y_notsu 0:97f8ed953c0d 254 data( 0x00 );
y_notsu 0:97f8ed953c0d 255 data( 0x7F);
y_notsu 0:97f8ed953c0d 256
y_notsu 0:97f8ed953c0d 257 command( WRITE_RAM_COMMAND );
y_notsu 0:97f8ed953c0d 258 for ( int i = 0; i < WIDTH * HEIGHT; i++ )
y_notsu 0:97f8ed953c0d 259 data( 0x00 );
y_notsu 0:97f8ed953c0d 260 #endif
y_notsu 0:97f8ed953c0d 261 _cs = 1;
y_notsu 0:97f8ed953c0d 262
y_notsu 0:97f8ed953c0d 263 cls();
y_notsu 0:97f8ed953c0d 264 wait_ms( 200 );
y_notsu 0:97f8ed953c0d 265
y_notsu 0:97f8ed953c0d 266 command( SET_SLEEP_MODE_OFF );
y_notsu 0:97f8ed953c0d 267 }
y_notsu 0:97f8ed953c0d 268
y_notsu 0:97f8ed953c0d 269 /** Clear the screen and locate to 0,0 */
y_notsu 0:97f8ed953c0d 270
y_notsu 0:97f8ed953c0d 271 void cls( void ) {
y_notsu 0:97f8ed953c0d 272 fill( 0, 0, WIDTH , HEIGHT, _background );
y_notsu 0:97f8ed953c0d 273 _row = 0;
y_notsu 0:97f8ed953c0d 274 _column = 0;
y_notsu 0:97f8ed953c0d 275 }
y_notsu 0:97f8ed953c0d 276
y_notsu 0:97f8ed953c0d 277 /** Set a pixel on te screen
y_notsu 0:97f8ed953c0d 278 *
y_notsu 0:97f8ed953c0d 279 * @param x horizontal position from left
y_notsu 0:97f8ed953c0d 280 * @param y vertical position from top
y_notsu 0:97f8ed953c0d 281 * @param colour 24-bit colour in format 0x00RRGGBB
y_notsu 0:97f8ed953c0d 282 */
y_notsu 0:97f8ed953c0d 283
y_notsu 0:97f8ed953c0d 284 virtual void pixel( int x, int y, int colour ) {
y_notsu 0:97f8ed953c0d 285 _cs = 0;
y_notsu 0:97f8ed953c0d 286 _window( x, y, 1, 1 );
y_notsu 0:97f8ed953c0d 287 _putp( colour );
y_notsu 0:97f8ed953c0d 288 _cs = 1;
y_notsu 0:97f8ed953c0d 289 }
y_notsu 0:97f8ed953c0d 290
y_notsu 0:97f8ed953c0d 291 /** Fill an area of the screen
y_notsu 0:97f8ed953c0d 292 *
y_notsu 0:97f8ed953c0d 293 * @param x horizontal position from left
y_notsu 0:97f8ed953c0d 294 * @param y vertical position from top
y_notsu 0:97f8ed953c0d 295 * @param width width in pixels
y_notsu 0:97f8ed953c0d 296 * @param height height in pixels
y_notsu 0:97f8ed953c0d 297 * @param colour 24-bit colour in format 0x00RRGGBB
y_notsu 0:97f8ed953c0d 298 */
y_notsu 0:97f8ed953c0d 299
y_notsu 0:97f8ed953c0d 300 void fill( int x, int y, int width, int height, int colour ) {
y_notsu 0:97f8ed953c0d 301 _cs = 0;
y_notsu 0:97f8ed953c0d 302 _window( x, y, width, height );
y_notsu 0:97f8ed953c0d 303
y_notsu 0:97f8ed953c0d 304 for (int i = 0; i < width * height; i++ ) {
y_notsu 0:97f8ed953c0d 305 _putp( colour );
y_notsu 0:97f8ed953c0d 306 }
y_notsu 0:97f8ed953c0d 307
y_notsu 0:97f8ed953c0d 308 _window( 0, 0, WIDTH, HEIGHT );
y_notsu 0:97f8ed953c0d 309 _cs = 1;
y_notsu 0:97f8ed953c0d 310 }
y_notsu 0:97f8ed953c0d 311
y_notsu 0:97f8ed953c0d 312 void blit( int x, int y, int width, int height, const int* colour ) {
y_notsu 0:97f8ed953c0d 313 _cs = 0;
y_notsu 0:97f8ed953c0d 314 _window( x, y, width, height );
y_notsu 0:97f8ed953c0d 315
y_notsu 0:97f8ed953c0d 316 for (int i = 0; i < width * height; i++ ) {
y_notsu 0:97f8ed953c0d 317 _putp( colour[i] );
y_notsu 0:97f8ed953c0d 318 }
y_notsu 0:97f8ed953c0d 319 _window( 0, 0, WIDTH, HEIGHT );
y_notsu 0:97f8ed953c0d 320 _cs = 1;
y_notsu 0:97f8ed953c0d 321 }
y_notsu 0:97f8ed953c0d 322
y_notsu 0:97f8ed953c0d 323 void bitblit( int x, int y, int width, int height, const char* bitstream ) {
y_notsu 0:97f8ed953c0d 324 _cs = 0;
y_notsu 0:97f8ed953c0d 325 _window( x, y, width, height );
y_notsu 0:97f8ed953c0d 326
y_notsu 0:97f8ed953c0d 327 for (int i = 0; i < height * width; i++ ) {
y_notsu 0:97f8ed953c0d 328 int byte = i / 8;
y_notsu 0:97f8ed953c0d 329 int bit = i % 8;
y_notsu 0:97f8ed953c0d 330 int colour = ((bitstream[ byte ] << bit) & 0x80) ? _foreground : _background;
y_notsu 0:97f8ed953c0d 331 _putp( colour );
y_notsu 0:97f8ed953c0d 332 }
y_notsu 0:97f8ed953c0d 333 _window( 0, 0, _width, _height );
y_notsu 0:97f8ed953c0d 334 _cs = 1;
y_notsu 0:97f8ed953c0d 335 }
y_notsu 0:97f8ed953c0d 336
y_notsu 0:97f8ed953c0d 337 /** Screen width
y_notsu 0:97f8ed953c0d 338 *
y_notsu 0:97f8ed953c0d 339 * @return screen width [pixel]
y_notsu 0:97f8ed953c0d 340 */
y_notsu 0:97f8ed953c0d 341 int width() {
y_notsu 0:97f8ed953c0d 342 return WIDTH;
y_notsu 0:97f8ed953c0d 343 }
y_notsu 0:97f8ed953c0d 344
y_notsu 0:97f8ed953c0d 345 /** Screen height
y_notsu 0:97f8ed953c0d 346 *
y_notsu 0:97f8ed953c0d 347 * @return screen height [pixel]
y_notsu 0:97f8ed953c0d 348 */
y_notsu 0:97f8ed953c0d 349 int height() {
y_notsu 0:97f8ed953c0d 350 return HEIGHT;
y_notsu 0:97f8ed953c0d 351 }
y_notsu 0:97f8ed953c0d 352 /** Columns
y_notsu 0:97f8ed953c0d 353 *
y_notsu 0:97f8ed953c0d 354 * @return screen columns
y_notsu 0:97f8ed953c0d 355 */
y_notsu 0:97f8ed953c0d 356 int columns() {
y_notsu 0:97f8ed953c0d 357 return COLS;
y_notsu 0:97f8ed953c0d 358 }
y_notsu 0:97f8ed953c0d 359
y_notsu 0:97f8ed953c0d 360 /** Rows
y_notsu 0:97f8ed953c0d 361 *
y_notsu 0:97f8ed953c0d 362 * @return screen rows
y_notsu 0:97f8ed953c0d 363 */
y_notsu 0:97f8ed953c0d 364 int rows() {
y_notsu 0:97f8ed953c0d 365 return ROWS;
y_notsu 0:97f8ed953c0d 366 }
y_notsu 0:97f8ed953c0d 367
y_notsu 0:97f8ed953c0d 368 /** Power switch for OLED backlight
y_notsu 0:97f8ed953c0d 369 *
y_notsu 0:97f8ed953c0d 370 * @param sw argument can be MARMEX_OB_oled::ON or MARMEX_OB_oled::OFF
y_notsu 0:97f8ed953c0d 371 */
y_notsu 0:97f8ed953c0d 372
y_notsu 0:97f8ed953c0d 373 void power( unsigned char sw ) {
y_notsu 0:97f8ed953c0d 374 _power_pin = sw;
y_notsu 0:97f8ed953c0d 375 }
y_notsu 0:97f8ed953c0d 376
y_notsu 0:97f8ed953c0d 377 private:
y_notsu 0:97f8ed953c0d 378 /** Command list for the OLED controller */
y_notsu 0:97f8ed953c0d 379 enum {
y_notsu 0:97f8ed953c0d 380 SET_DISPLAY_MODE_ALL_OFF = 0xA4,
y_notsu 0:97f8ed953c0d 381 SET_COMMAND_LOCK = 0xFD,
y_notsu 0:97f8ed953c0d 382 SET_SLEEP_MODE_ON = 0xAE,
y_notsu 0:97f8ed953c0d 383 FRONT_CLOCK_DRIVER_OSC_FREQ = 0xB3,
y_notsu 0:97f8ed953c0d 384 SET_MUX_RATIO = 0xCA,
y_notsu 0:97f8ed953c0d 385 SET_DISPAY_OFFSET = 0xA2,
y_notsu 0:97f8ed953c0d 386 SET_DISPAY_START_LINE = 0xA1,
y_notsu 0:97f8ed953c0d 387 SET_REMAP_COLOR_DEPTH = 0xA0,
y_notsu 0:97f8ed953c0d 388 SET_GPIO = 0xB5,
y_notsu 0:97f8ed953c0d 389 FUNCTION_SELECTION = 0xAB,
y_notsu 0:97f8ed953c0d 390 SET_SEGMENT_LOW_VOLTAGE = 0xB4,
y_notsu 0:97f8ed953c0d 391 SET_CONTRAST_CURRENT_FOR_COLOR_ABC = 0xC1,
y_notsu 0:97f8ed953c0d 392 MASTER_CONTRAST_CURRENT_CONTROL = 0xC7,
y_notsu 0:97f8ed953c0d 393 LOOKUP_TABLE_FOR_GRAYSCALE_PULSE_WIDTH = 0xB8,
y_notsu 0:97f8ed953c0d 394 SET_RESET_PRECHARGE_PERIOD = 0xB1,
y_notsu 0:97f8ed953c0d 395 ENHANCE_DRIVING_SCHEME_CAPABILITY = 0xB2,
y_notsu 0:97f8ed953c0d 396 SET_PRECHARGE_VOLTAGE = 0xBB,
y_notsu 0:97f8ed953c0d 397 SET_SECOND_PRECHARGE_VOLTAGE = 0xB6,
y_notsu 0:97f8ed953c0d 398 SET_VCOMH_VOLTAGE = 0xBE,
y_notsu 0:97f8ed953c0d 399 SET_DISPLAY_MODE_RESET = 0xA6,
y_notsu 0:97f8ed953c0d 400 SET_COLUMN_ADDRESS = 0x15,
y_notsu 0:97f8ed953c0d 401 SET_ROW_ADDRESS = 0x75,
y_notsu 0:97f8ed953c0d 402 WRITE_RAM_COMMAND = 0x5C,
y_notsu 0:97f8ed953c0d 403 SET_SLEEP_MODE_OFF = 0xAF
y_notsu 0:97f8ed953c0d 404 };
y_notsu 0:97f8ed953c0d 405
y_notsu 0:97f8ed953c0d 406 #ifdef MARMEX_OB_SPI_8BIT_MODE
y_notsu 0:97f8ed953c0d 407 void command( int value ) {
y_notsu 0:97f8ed953c0d 408 int tmp = value & 0x00ff;
y_notsu 0:97f8ed953c0d 409 _cs = 0;
y_notsu 0:97f8ed953c0d 410 _spi.write( tmp >> 1 );
y_notsu 0:97f8ed953c0d 411 _spi.write( tmp << 7 );
y_notsu 0:97f8ed953c0d 412 _cs = 1;
y_notsu 0:97f8ed953c0d 413 }
y_notsu 0:97f8ed953c0d 414
y_notsu 0:97f8ed953c0d 415 void data( int value ) {
y_notsu 0:97f8ed953c0d 416 int tmp = value & 0x00ff;
y_notsu 0:97f8ed953c0d 417 tmp |= 0x0100;
y_notsu 0:97f8ed953c0d 418 _cs = 0;
y_notsu 0:97f8ed953c0d 419 _spi.write( tmp >> 1 );
y_notsu 0:97f8ed953c0d 420 _spi.write( tmp << 7 );
y_notsu 0:97f8ed953c0d 421 _cs = 1;
y_notsu 0:97f8ed953c0d 422 }
y_notsu 0:97f8ed953c0d 423 #else
y_notsu 0:97f8ed953c0d 424 void command( int value ) {
y_notsu 0:97f8ed953c0d 425 _cs = 0;
y_notsu 0:97f8ed953c0d 426 _spi.write( value & 0xFF );
y_notsu 0:97f8ed953c0d 427 _cs = 1;
y_notsu 0:97f8ed953c0d 428 }
y_notsu 0:97f8ed953c0d 429
y_notsu 0:97f8ed953c0d 430 void data(int value) {
y_notsu 0:97f8ed953c0d 431 _cs = 0;
y_notsu 0:97f8ed953c0d 432 _spi.write( value | 0x100 );
y_notsu 0:97f8ed953c0d 433 _cs = 1;
y_notsu 0:97f8ed953c0d 434 }
y_notsu 0:97f8ed953c0d 435 #endif
y_notsu 0:97f8ed953c0d 436
y_notsu 0:97f8ed953c0d 437 virtual void _window( int x, int y, int width, int height ) {
y_notsu 0:97f8ed953c0d 438 int x1 = x + 0;
y_notsu 0:97f8ed953c0d 439 int y1 = y + 0;
y_notsu 0:97f8ed953c0d 440 int x2 = x1 + width - 1;
y_notsu 0:97f8ed953c0d 441 int y2 = y1 + height - 1;
y_notsu 0:97f8ed953c0d 442
y_notsu 0:97f8ed953c0d 443 command( SET_COLUMN_ADDRESS );
y_notsu 0:97f8ed953c0d 444 data( x1 );
y_notsu 0:97f8ed953c0d 445 data( x2 );
y_notsu 0:97f8ed953c0d 446 command( SET_ROW_ADDRESS );
y_notsu 0:97f8ed953c0d 447 data( y1 );
y_notsu 0:97f8ed953c0d 448 data( y2 );
y_notsu 0:97f8ed953c0d 449 command( WRITE_RAM_COMMAND );
y_notsu 0:97f8ed953c0d 450 }
y_notsu 0:97f8ed953c0d 451
y_notsu 0:97f8ed953c0d 452 void window( int x, int y, int width, int height ) {
y_notsu 0:97f8ed953c0d 453 _cs = 0;
y_notsu 0:97f8ed953c0d 454 _window( x, y, width, height );
y_notsu 0:97f8ed953c0d 455 _cs = 1;
y_notsu 0:97f8ed953c0d 456 }
y_notsu 0:97f8ed953c0d 457
y_notsu 0:97f8ed953c0d 458 virtual void _putp( int colour ) {
y_notsu 0:97f8ed953c0d 459 int cnv = 0;
y_notsu 0:97f8ed953c0d 460
y_notsu 0:97f8ed953c0d 461 cnv = (colour >> 8) & 0xf800;
y_notsu 0:97f8ed953c0d 462 cnv |= (colour >> 5) & 0x07e0;
y_notsu 0:97f8ed953c0d 463 cnv |= (colour >> 3) & 0x001f;
y_notsu 0:97f8ed953c0d 464
y_notsu 0:97f8ed953c0d 465 data( cnv >> 8);
y_notsu 0:97f8ed953c0d 466 data( cnv );
y_notsu 0:97f8ed953c0d 467 }
y_notsu 0:97f8ed953c0d 468
y_notsu 0:97f8ed953c0d 469 DigitalOut _power_pin;
y_notsu 0:97f8ed953c0d 470 }
y_notsu 0:97f8ed953c0d 471 ;
y_notsu 0:97f8ed953c0d 472
y_notsu 0:97f8ed953c0d 473 #ifdef MARMEX_OB_SPI_8BIT_MODE
y_notsu 0:97f8ed953c0d 474 #define MERMEX_OB_SPI_MODE_STR "8bit mode"
y_notsu 0:97f8ed953c0d 475 #else
y_notsu 0:97f8ed953c0d 476 #define MERMEX_OB_SPI_MODE_STR "9bit mode"
y_notsu 0:97f8ed953c0d 477 #endif
y_notsu 0:97f8ed953c0d 478 #endif // MBED_MARMEX_OB_OLED
y_notsu 0:97f8ed953c0d 479
y_notsu 0:97f8ed953c0d 480 /*
y_notsu 0:97f8ed953c0d 481 * history:
y_notsu 0:97f8ed953c0d 482 * 0.5 (2011-Apr-07) : initial published version
y_notsu 0:97f8ed953c0d 483 * 0.51 (2011-Apr-08) : a. "virtual" had been added on "_putp()" function definition to surpress warning when compiling (is this correct way?)
y_notsu 0:97f8ed953c0d 484 * b. sample code (for Doxygen) is changed from new "main.cpp (ver 0.51)"
y_notsu 0:97f8ed953c0d 485 */