An mbed library for 4D Systems uOLED-160-G1
Fork of OLED160G1 by
OLED160G1.cpp@0:296a7ee30b3a, 2010-12-19 (annotated)
- Committer:
- sblair
- Date:
- Sun Dec 19 16:42:32 2010 +0000
- Revision:
- 0:296a7ee30b3a
Initial version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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sblair | 0:296a7ee30b3a | 1 | /** |
sblair | 0:296a7ee30b3a | 2 | * mbed library for 4D Systems uOLED-160-G1 |
sblair | 0:296a7ee30b3a | 3 | * |
sblair | 0:296a7ee30b3a | 4 | * |
sblair | 0:296a7ee30b3a | 5 | * Copyright (c) 2010 Steven Blair |
sblair | 0:296a7ee30b3a | 6 | * |
sblair | 0:296a7ee30b3a | 7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
sblair | 0:296a7ee30b3a | 8 | * of this software and associated documentation files (the "Software"), to deal |
sblair | 0:296a7ee30b3a | 9 | * in the Software without restriction, including without limitation the rights |
sblair | 0:296a7ee30b3a | 10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
sblair | 0:296a7ee30b3a | 11 | * copies of the Software, and to permit persons to whom the Software is |
sblair | 0:296a7ee30b3a | 12 | * furnished to do so, subject to the following conditions: |
sblair | 0:296a7ee30b3a | 13 | * |
sblair | 0:296a7ee30b3a | 14 | * The above copyright notice and this permission notice shall be included in |
sblair | 0:296a7ee30b3a | 15 | * all copies or substantial portions of the Software. |
sblair | 0:296a7ee30b3a | 16 | * |
sblair | 0:296a7ee30b3a | 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
sblair | 0:296a7ee30b3a | 18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
sblair | 0:296a7ee30b3a | 19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
sblair | 0:296a7ee30b3a | 20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
sblair | 0:296a7ee30b3a | 21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
sblair | 0:296a7ee30b3a | 22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
sblair | 0:296a7ee30b3a | 23 | * THE SOFTWARE. |
sblair | 0:296a7ee30b3a | 24 | */ |
sblair | 0:296a7ee30b3a | 25 | |
sblair | 0:296a7ee30b3a | 26 | #include "mbed.h" |
sblair | 0:296a7ee30b3a | 27 | #include "OLED160G1.h" |
sblair | 0:296a7ee30b3a | 28 | |
sblair | 0:296a7ee30b3a | 29 | |
sblair | 0:296a7ee30b3a | 30 | OLED160G1::OLED160G1(PinName serialTx, PinName serialRx, PinName resetPin) : s(serialTx, serialRx), reset(resetPin) { |
sblair | 0:296a7ee30b3a | 31 | s.baud(OLED_BAUDRATE); |
sblair | 0:296a7ee30b3a | 32 | |
sblair | 0:296a7ee30b3a | 33 | while (s.readable()) { |
sblair | 0:296a7ee30b3a | 34 | s.getc(); |
sblair | 0:296a7ee30b3a | 35 | } |
sblair | 0:296a7ee30b3a | 36 | |
sblair | 0:296a7ee30b3a | 37 | locate(0, 0); |
sblair | 0:296a7ee30b3a | 38 | setFontColor(0xFFFF); |
sblair | 0:296a7ee30b3a | 39 | _fontSize = OLED_FONT5X7; |
sblair | 0:296a7ee30b3a | 40 | } |
sblair | 0:296a7ee30b3a | 41 | |
sblair | 0:296a7ee30b3a | 42 | void OLED160G1::resetDisplay() { |
sblair | 0:296a7ee30b3a | 43 | reset = 0; |
sblair | 0:296a7ee30b3a | 44 | wait_ms(200); |
sblair | 0:296a7ee30b3a | 45 | reset = 1; |
sblair | 0:296a7ee30b3a | 46 | wait_ms(200); |
sblair | 0:296a7ee30b3a | 47 | } |
sblair | 0:296a7ee30b3a | 48 | |
sblair | 0:296a7ee30b3a | 49 | void OLED160G1::getResponse() { |
sblair | 0:296a7ee30b3a | 50 | char response = OLED_NAK; |
sblair | 0:296a7ee30b3a | 51 | lastCount = 0; |
sblair | 0:296a7ee30b3a | 52 | NAKCount = 0; |
sblair | 0:296a7ee30b3a | 53 | |
sblair | 0:296a7ee30b3a | 54 | while (!s.readable() || response == OLED_NAK) { |
sblair | 0:296a7ee30b3a | 55 | wait_ms(1); |
sblair | 0:296a7ee30b3a | 56 | lastCount++; |
sblair | 0:296a7ee30b3a | 57 | if (s.readable()) { |
sblair | 0:296a7ee30b3a | 58 | response = s.getc(); // Read response |
sblair | 0:296a7ee30b3a | 59 | if (response == OLED_ACK) { |
sblair | 0:296a7ee30b3a | 60 | return; |
sblair | 0:296a7ee30b3a | 61 | } |
sblair | 0:296a7ee30b3a | 62 | else if (response == OLED_NAK) { |
sblair | 0:296a7ee30b3a | 63 | NAKCount++; |
sblair | 0:296a7ee30b3a | 64 | } |
sblair | 0:296a7ee30b3a | 65 | } |
sblair | 0:296a7ee30b3a | 66 | } |
sblair | 0:296a7ee30b3a | 67 | } |
sblair | 0:296a7ee30b3a | 68 | |
sblair | 0:296a7ee30b3a | 69 | // Initialise OLED display. You must first activate serial comunication! |
sblair | 0:296a7ee30b3a | 70 | void OLED160G1::init() { |
sblair | 0:296a7ee30b3a | 71 | resetDisplay(); |
sblair | 0:296a7ee30b3a | 72 | |
sblair | 0:296a7ee30b3a | 73 | wait_ms(OLED_INIT_DELAY); // wait for initialisation |
sblair | 0:296a7ee30b3a | 74 | |
sblair | 0:296a7ee30b3a | 75 | s.putc(OLED_DETECT_BAUDRATE); // send byte for OLED to autodetect baudrate |
sblair | 0:296a7ee30b3a | 76 | |
sblair | 0:296a7ee30b3a | 77 | getResponse(); |
sblair | 0:296a7ee30b3a | 78 | } |
sblair | 0:296a7ee30b3a | 79 | |
sblair | 0:296a7ee30b3a | 80 | int OLED160G1::toRGB(int red, int green, int blue) { |
sblair | 0:296a7ee30b3a | 81 | int outR = ((red * 31) / 255); |
sblair | 0:296a7ee30b3a | 82 | int outG = ((green * 63) / 255); |
sblair | 0:296a7ee30b3a | 83 | int outB = ((blue * 31) / 255); |
sblair | 0:296a7ee30b3a | 84 | |
sblair | 0:296a7ee30b3a | 85 | return (outR << 11) | (outG << 5) | outB; |
sblair | 0:296a7ee30b3a | 86 | } |
sblair | 0:296a7ee30b3a | 87 | |
sblair | 0:296a7ee30b3a | 88 | void OLED160G1::eraseScreen() { |
sblair | 0:296a7ee30b3a | 89 | s.putc(OLED_CLEAR); |
sblair | 0:296a7ee30b3a | 90 | |
sblair | 0:296a7ee30b3a | 91 | wait(1); // TODO: why needed? |
sblair | 0:296a7ee30b3a | 92 | |
sblair | 0:296a7ee30b3a | 93 | getResponse(); |
sblair | 0:296a7ee30b3a | 94 | |
sblair | 0:296a7ee30b3a | 95 | _row = 0; |
sblair | 0:296a7ee30b3a | 96 | _column = 0; |
sblair | 0:296a7ee30b3a | 97 | } |
sblair | 0:296a7ee30b3a | 98 | |
sblair | 0:296a7ee30b3a | 99 | void OLED160G1::drawPixel(char x, char y, int color) { |
sblair | 0:296a7ee30b3a | 100 | s.putc(OLED_PUTPIXEL); |
sblair | 0:296a7ee30b3a | 101 | s.putc(x); |
sblair | 0:296a7ee30b3a | 102 | s.putc(y); |
sblair | 0:296a7ee30b3a | 103 | |
sblair | 0:296a7ee30b3a | 104 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 105 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 106 | |
sblair | 0:296a7ee30b3a | 107 | getResponse(); |
sblair | 0:296a7ee30b3a | 108 | } |
sblair | 0:296a7ee30b3a | 109 | |
sblair | 0:296a7ee30b3a | 110 | void OLED160G1::drawLine(char x1, char y1, char x2, char y2, int color) { |
sblair | 0:296a7ee30b3a | 111 | s.putc(OLED_LINE); // Line |
sblair | 0:296a7ee30b3a | 112 | |
sblair | 0:296a7ee30b3a | 113 | s.putc(x1); |
sblair | 0:296a7ee30b3a | 114 | s.putc(y1); |
sblair | 0:296a7ee30b3a | 115 | s.putc(x2); |
sblair | 0:296a7ee30b3a | 116 | s.putc(y2); |
sblair | 0:296a7ee30b3a | 117 | |
sblair | 0:296a7ee30b3a | 118 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 119 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 120 | |
sblair | 0:296a7ee30b3a | 121 | getResponse(); |
sblair | 0:296a7ee30b3a | 122 | } |
sblair | 0:296a7ee30b3a | 123 | |
sblair | 0:296a7ee30b3a | 124 | void OLED160G1::drawRectangle(char x, char y, char width, char height, int color) { |
sblair | 0:296a7ee30b3a | 125 | s.putc(OLED_RECTANGLE); |
sblair | 0:296a7ee30b3a | 126 | |
sblair | 0:296a7ee30b3a | 127 | s.putc(x); |
sblair | 0:296a7ee30b3a | 128 | s.putc(y); |
sblair | 0:296a7ee30b3a | 129 | |
sblair | 0:296a7ee30b3a | 130 | s.putc(x+width); |
sblair | 0:296a7ee30b3a | 131 | s.putc(y+height); |
sblair | 0:296a7ee30b3a | 132 | |
sblair | 0:296a7ee30b3a | 133 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 134 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 135 | |
sblair | 0:296a7ee30b3a | 136 | // |
sblair | 0:296a7ee30b3a | 137 | // if (filled == 1) { printByte(0x01); } // Filled |
sblair | 0:296a7ee30b3a | 138 | //else { printByte(0x00); } // Outline |
sblair | 0:296a7ee30b3a | 139 | // |
sblair | 0:296a7ee30b3a | 140 | getResponse(); |
sblair | 0:296a7ee30b3a | 141 | } |
sblair | 0:296a7ee30b3a | 142 | |
sblair | 0:296a7ee30b3a | 143 | void OLED160G1::drawCircle(char x, char y, char radius, int color) { |
sblair | 0:296a7ee30b3a | 144 | s.putc(OLED_CIRCLE); |
sblair | 0:296a7ee30b3a | 145 | |
sblair | 0:296a7ee30b3a | 146 | s.putc(x); |
sblair | 0:296a7ee30b3a | 147 | s.putc(y); |
sblair | 0:296a7ee30b3a | 148 | s.putc(radius); |
sblair | 0:296a7ee30b3a | 149 | |
sblair | 0:296a7ee30b3a | 150 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 151 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 152 | |
sblair | 0:296a7ee30b3a | 153 | getResponse(); |
sblair | 0:296a7ee30b3a | 154 | } |
sblair | 0:296a7ee30b3a | 155 | |
sblair | 0:296a7ee30b3a | 156 | void OLED160G1::setFontSize(char fontSize) { |
sblair | 0:296a7ee30b3a | 157 | s.putc(OLED_SETFONTSIZE); |
sblair | 0:296a7ee30b3a | 158 | s.putc(fontSize); |
sblair | 0:296a7ee30b3a | 159 | _fontSize = fontSize; |
sblair | 0:296a7ee30b3a | 160 | |
sblair | 0:296a7ee30b3a | 161 | getResponse(); |
sblair | 0:296a7ee30b3a | 162 | } |
sblair | 0:296a7ee30b3a | 163 | |
sblair | 0:296a7ee30b3a | 164 | void OLED160G1::setFontColor(int fontColor) { |
sblair | 0:296a7ee30b3a | 165 | _fontColor = fontColor; |
sblair | 0:296a7ee30b3a | 166 | } |
sblair | 0:296a7ee30b3a | 167 | |
sblair | 0:296a7ee30b3a | 168 | void OLED160G1::setPenSize(char penSize) { |
sblair | 0:296a7ee30b3a | 169 | s.putc(OLED_PEN_SIZE); |
sblair | 0:296a7ee30b3a | 170 | |
sblair | 0:296a7ee30b3a | 171 | s.putc(penSize); |
sblair | 0:296a7ee30b3a | 172 | |
sblair | 0:296a7ee30b3a | 173 | _penSize = penSize; |
sblair | 0:296a7ee30b3a | 174 | |
sblair | 0:296a7ee30b3a | 175 | getResponse(); |
sblair | 0:296a7ee30b3a | 176 | } |
sblair | 0:296a7ee30b3a | 177 | |
sblair | 0:296a7ee30b3a | 178 | void OLED160G1::setTextBackgroundType(char textBackgroundType) { |
sblair | 0:296a7ee30b3a | 179 | s.putc(OLED_SET_TEXT_BACKGROUND_TYPE); |
sblair | 0:296a7ee30b3a | 180 | s.putc(textBackgroundType); |
sblair | 0:296a7ee30b3a | 181 | |
sblair | 0:296a7ee30b3a | 182 | getResponse(); |
sblair | 0:296a7ee30b3a | 183 | } |
sblair | 0:296a7ee30b3a | 184 | |
sblair | 0:296a7ee30b3a | 185 | void OLED160G1::setBackgroundColor(int color) { |
sblair | 0:296a7ee30b3a | 186 | s.putc(OLED_SET_BACKGROUND_COLOR); |
sblair | 0:296a7ee30b3a | 187 | |
sblair | 0:296a7ee30b3a | 188 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 189 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 190 | |
sblair | 0:296a7ee30b3a | 191 | getResponse(); |
sblair | 0:296a7ee30b3a | 192 | } |
sblair | 0:296a7ee30b3a | 193 | |
sblair | 0:296a7ee30b3a | 194 | void OLED160G1::drawText(char column, char row, char font_size, char *mytext, int color) { |
sblair | 0:296a7ee30b3a | 195 | s.putc(OLED_TEXT); |
sblair | 0:296a7ee30b3a | 196 | |
sblair | 0:296a7ee30b3a | 197 | // Adjust to center of the screen (26 Columns at font size 0) |
sblair | 0:296a7ee30b3a | 198 | //int newCol = 13 - (strlen(mytext)/2); |
sblair | 0:296a7ee30b3a | 199 | //printByte(newCol); // column |
sblair | 0:296a7ee30b3a | 200 | s.putc(column); // column |
sblair | 0:296a7ee30b3a | 201 | |
sblair | 0:296a7ee30b3a | 202 | s.putc(row); // row |
sblair | 0:296a7ee30b3a | 203 | s.putc(font_size); // font size (0 = 5x7 font, 1 = 8x8 font, 2 = 8x12 font) |
sblair | 0:296a7ee30b3a | 204 | |
sblair | 0:296a7ee30b3a | 205 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 206 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 207 | |
sblair | 0:296a7ee30b3a | 208 | for (int i = 0; i < strlen(mytext); i++) { |
sblair | 0:296a7ee30b3a | 209 | s.putc(mytext[i]); // character to write |
sblair | 0:296a7ee30b3a | 210 | } |
sblair | 0:296a7ee30b3a | 211 | s.putc(0x00); // string terminator (always 0x00) |
sblair | 0:296a7ee30b3a | 212 | |
sblair | 0:296a7ee30b3a | 213 | getResponse(); |
sblair | 0:296a7ee30b3a | 214 | } |
sblair | 0:296a7ee30b3a | 215 | |
sblair | 0:296a7ee30b3a | 216 | void OLED160G1::drawSingleChar(char column, char row, char theChar, int color) { |
sblair | 0:296a7ee30b3a | 217 | s.putc(OLED_TEXTFORMATED); |
sblair | 0:296a7ee30b3a | 218 | |
sblair | 0:296a7ee30b3a | 219 | s.putc(theChar); |
sblair | 0:296a7ee30b3a | 220 | s.putc(column); |
sblair | 0:296a7ee30b3a | 221 | s.putc(row); |
sblair | 0:296a7ee30b3a | 222 | |
sblair | 0:296a7ee30b3a | 223 | s.putc(color >> 8); // MSB |
sblair | 0:296a7ee30b3a | 224 | s.putc(color & 0xFF); // LSB |
sblair | 0:296a7ee30b3a | 225 | |
sblair | 0:296a7ee30b3a | 226 | getResponse(); |
sblair | 0:296a7ee30b3a | 227 | } |
sblair | 0:296a7ee30b3a | 228 | |
sblair | 0:296a7ee30b3a | 229 | void OLED160G1::displayControl(char mode, char value) { |
sblair | 0:296a7ee30b3a | 230 | s.putc(OLED_COMMAND_CONTROL); |
sblair | 0:296a7ee30b3a | 231 | |
sblair | 0:296a7ee30b3a | 232 | s.putc(mode); |
sblair | 0:296a7ee30b3a | 233 | s.putc(value); |
sblair | 0:296a7ee30b3a | 234 | |
sblair | 0:296a7ee30b3a | 235 | getResponse(); |
sblair | 0:296a7ee30b3a | 236 | } |
sblair | 0:296a7ee30b3a | 237 | |
sblair | 0:296a7ee30b3a | 238 | char OLED160G1::getPenSize() { |
sblair | 0:296a7ee30b3a | 239 | return _penSize; |
sblair | 0:296a7ee30b3a | 240 | } |
sblair | 0:296a7ee30b3a | 241 | |
sblair | 0:296a7ee30b3a | 242 | int OLED160G1::_putc(int value) { |
sblair | 0:296a7ee30b3a | 243 | if (value == '\n') { |
sblair | 0:296a7ee30b3a | 244 | _column = 0; |
sblair | 0:296a7ee30b3a | 245 | _row++; |
sblair | 0:296a7ee30b3a | 246 | if(_row >= rows()) { |
sblair | 0:296a7ee30b3a | 247 | _row = 0; |
sblair | 0:296a7ee30b3a | 248 | } |
sblair | 0:296a7ee30b3a | 249 | } else { |
sblair | 0:296a7ee30b3a | 250 | drawSingleChar(_column, _row, value, _fontColor); |
sblair | 0:296a7ee30b3a | 251 | |
sblair | 0:296a7ee30b3a | 252 | wait_ms(1); //TODO: why is this needed? |
sblair | 0:296a7ee30b3a | 253 | |
sblair | 0:296a7ee30b3a | 254 | _column++; |
sblair | 0:296a7ee30b3a | 255 | if (_column >= columns()) { |
sblair | 0:296a7ee30b3a | 256 | _column = 0; |
sblair | 0:296a7ee30b3a | 257 | _row++; |
sblair | 0:296a7ee30b3a | 258 | if(_row >= rows()) { |
sblair | 0:296a7ee30b3a | 259 | _row = 0; |
sblair | 0:296a7ee30b3a | 260 | } |
sblair | 0:296a7ee30b3a | 261 | } |
sblair | 0:296a7ee30b3a | 262 | } |
sblair | 0:296a7ee30b3a | 263 | return value; |
sblair | 0:296a7ee30b3a | 264 | } |
sblair | 0:296a7ee30b3a | 265 | |
sblair | 0:296a7ee30b3a | 266 | int OLED160G1::_getc() { |
sblair | 0:296a7ee30b3a | 267 | return -1; |
sblair | 0:296a7ee30b3a | 268 | } |
sblair | 0:296a7ee30b3a | 269 | |
sblair | 0:296a7ee30b3a | 270 | void OLED160G1::locate(int column, int row) { |
sblair | 0:296a7ee30b3a | 271 | _column = column; |
sblair | 0:296a7ee30b3a | 272 | _row = row; |
sblair | 0:296a7ee30b3a | 273 | } |
sblair | 0:296a7ee30b3a | 274 | |
sblair | 0:296a7ee30b3a | 275 | int OLED160G1::rows() { |
sblair | 0:296a7ee30b3a | 276 | return 16; |
sblair | 0:296a7ee30b3a | 277 | } |
sblair | 0:296a7ee30b3a | 278 | |
sblair | 0:296a7ee30b3a | 279 | int OLED160G1::columns() { |
sblair | 0:296a7ee30b3a | 280 | return 26; |
sblair | 0:296a7ee30b3a | 281 | } |