Guillaume Fricker / Mbed 2 deprecated Menu

4 errors

Dependencies:   KS0108_PCF8574 mbed

menbed/displays/menbedDisplayHD44780.cpp@3:ec80bb6ff5da, 2012-09-11 (annotated)

Committer:
GuiTwo
Date:
Tue Sep 11 10:21:10 2012 +0000
Revision:
3:ec80bb6ff5da
Parent:
0:936f1c020120 
4 errors on vector .cc

Who changed what in which revision?

UserRevisionLine numberNew contents of line
GuiTwo 0:936f1c020120 1 /* This code based on mbed TextLCD Library, for a 4-bit LCD based on HD44780,
GuiTwo 0:936f1c020120 2 * Copyright (c) 2007-2010, sford, http://mbed.org
GuiTwo 0:936f1c020120 3 *
GuiTwo 0:936f1c020120 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
GuiTwo 0:936f1c020120 5 * of this software and associated documentation files (the "Software"), to deal
GuiTwo 0:936f1c020120 6 * in the Software without restriction, including without limitation the rights
GuiTwo 0:936f1c020120 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
GuiTwo 0:936f1c020120 8 * copies of the Software, and to permit persons to whom the Software is
GuiTwo 0:936f1c020120 9 * furnished to do so, subject to the following conditions:
GuiTwo 0:936f1c020120 10 *
GuiTwo 0:936f1c020120 11 * The above copyright notice and this permission notice shall be included in
GuiTwo 0:936f1c020120 12 * all copies or substantial portions of the Software.
GuiTwo 0:936f1c020120 13 *
GuiTwo 0:936f1c020120 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
GuiTwo 0:936f1c020120 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
GuiTwo 0:936f1c020120 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
GuiTwo 0:936f1c020120 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
GuiTwo 0:936f1c020120 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
GuiTwo 0:936f1c020120 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
GuiTwo 0:936f1c020120 20 * THE SOFTWARE.
GuiTwo 0:936f1c020120 21 */
GuiTwo 0:936f1c020120 22
GuiTwo 0:936f1c020120 23 #include "mbed.h"
GuiTwo 0:936f1c020120 24 #include "include/menbedDisplayHD44780.h"
GuiTwo 0:936f1c020120 25 #include "menbedDisplay.h"
GuiTwo 0:936f1c020120 26
GuiTwo 0:936f1c020120 27 MenbedDisplayHD44780::MenbedDisplayHD44780 (PinName rs, PinName e,
GuiTwo 0:936f1c020120 28 PinName d4, PinName d5, PinName d6, PinName d7, LCDSize size) :
GuiTwo 0:936f1c020120 29 rs(rs), e(e), d(d4, d5, d6, d7), size(size)
GuiTwo 0:936f1c020120 30 {
GuiTwo 0:936f1c020120 31 this->e = 1;
GuiTwo 0:936f1c020120 32 this->rs = 0;
GuiTwo 0:936f1c020120 33
GuiTwo 0:936f1c020120 34 upArrowVisible = false;
GuiTwo 0:936f1c020120 35 downArrowVisible = false;
GuiTwo 0:936f1c020120 36 topLineSelected = false;
GuiTwo 0:936f1c020120 37 bottomLineSelected = false;
GuiTwo 0:936f1c020120 38 cursorCol = -1;
GuiTwo 0:936f1c020120 39 cursorRow = -1;
GuiTwo 0:936f1c020120 40
GuiTwo 0:936f1c020120 41 wait(0.015); // Wait 15ms to ensure powered up
GuiTwo 0:936f1c020120 42
GuiTwo 0:936f1c020120 43 // send "Display Settings" 3 times (Only top nibble of 0x30 as we've got 4-bit bus)
GuiTwo 0:936f1c020120 44 for (int i=0; i<3; i++) {
GuiTwo 0:936f1c020120 45 writeByte(0x3);
GuiTwo 0:936f1c020120 46 wait(0.00164); // this command takes 1.64ms, so wait for it
GuiTwo 0:936f1c020120 47 }
GuiTwo 0:936f1c020120 48
GuiTwo 0:936f1c020120 49 writeByte(0x2); // 4-bit mode
GuiTwo 0:936f1c020120 50 wait(0.000040f); // most instructions take 40us
GuiTwo 0:936f1c020120 51
GuiTwo 0:936f1c020120 52 writeCommand(0x28); // Function set 001 BW N F - -
GuiTwo 0:936f1c020120 53 writeCommand(0x0C); // Display on but keep cursor and blinking off
GuiTwo 0:936f1c020120 54 writeCommand(0x6); // Cursor Direction and Display Shift : 0000 01 CD S (CD 0-left, 1-right S(hift) 0-no, 1-yes
GuiTwo 0:936f1c020120 55
GuiTwo 0:936f1c020120 56 loadCustomChars();
GuiTwo 0:936f1c020120 57
GuiTwo 0:936f1c020120 58 clear();
GuiTwo 0:936f1c020120 59 }
GuiTwo 0:936f1c020120 60
GuiTwo 0:936f1c020120 61
GuiTwo 0:936f1c020120 62 bool MenbedDisplayHD44780::writeLine (const char *line, uint8_t row)
GuiTwo 0:936f1c020120 63 {
GuiTwo 0:936f1c020120 64 int i = 0;
GuiTwo 0:936f1c020120 65 int cursorPos = -1;
GuiTwo 0:936f1c020120 66
GuiTwo 0:936f1c020120 67 if (row >= rows())
GuiTwo 0:936f1c020120 68 return false;
GuiTwo 0:936f1c020120 69
GuiTwo 0:936f1c020120 70 // Skip writing to the left-most column to leave space for the selector
GuiTwo 0:936f1c020120 71 // and up/down arrows that will be filled in later.
GuiTwo 0:936f1c020120 72 gotoPosition (row, 1);
GuiTwo 0:936f1c020120 73
GuiTwo 0:936f1c020120 74 while ((line[i] != '\0') && (line[i] != '\n') && (i+1 < columns()))
GuiTwo 0:936f1c020120 75 {
GuiTwo 0:936f1c020120 76 // Place the cursor at the end of the active parameter, when it exists.
GuiTwo 0:936f1c020120 77 // A parameter is active when it is highlighted as indicated by the
GuiTwo 0:936f1c020120 78 // MSB of the character code being set.
GuiTwo 0:936f1c020120 79 if ((i > 0) && (line[i-1] & 0x80) && !(line[i] & 0x80))
GuiTwo 0:936f1c020120 80 cursorPos = i-1;
GuiTwo 0:936f1c020120 81
GuiTwo 0:936f1c020120 82 // Print each character to the display after clearing its MSB so that
GuiTwo 0:936f1c020120 83 // it prints as a standard ASCII character.
GuiTwo 0:936f1c020120 84 writeData (line[i] & ~0x80);
GuiTwo 0:936f1c020120 85 i++;
GuiTwo 0:936f1c020120 86 }
GuiTwo 0:936f1c020120 87
GuiTwo 0:936f1c020120 88 // If the first character of the line is not highlighted but the last is,
GuiTwo 0:936f1c020120 89 // a parameter must be selected for editing, and we place the cursor at
GuiTwo 0:936f1c020120 90 // the end of the parameter which, in this special case, corresponds to
GuiTwo 0:936f1c020120 91 // the end of the line.
GuiTwo 0:936f1c020120 92 if (!(line[0] & 0x80) && (line[i-1] & 0x80))
GuiTwo 0:936f1c020120 93 cursorPos = i-1;
GuiTwo 0:936f1c020120 94
GuiTwo 0:936f1c020120 95 // Fill the remainder of the row with spaces to overwrite any old data
GuiTwo 0:936f1c020120 96 while (i++ < columns() - 1)
GuiTwo 0:936f1c020120 97 writeData(' ');
GuiTwo 0:936f1c020120 98
GuiTwo 0:936f1c020120 99 // Now go back and fill in the selector and up/down arrows
GuiTwo 0:936f1c020120 100 gotoPosition(row, 0);
GuiTwo 0:936f1c020120 101 if ((line[0] & 0x80) && (cursorPos == -1))
GuiTwo 0:936f1c020120 102 {
GuiTwo 0:936f1c020120 103 if (row == 0)
GuiTwo 0:936f1c020120 104 topLineSelected = true;
GuiTwo 0:936f1c020120 105 else if (row == rows() - 1)
GuiTwo 0:936f1c020120 106 bottomLineSelected = true;
GuiTwo 0:936f1c020120 107
GuiTwo 0:936f1c020120 108 if ((row == 0) && upArrowVisible)
GuiTwo 0:936f1c020120 109 writeData (CharUP_SELECT);
GuiTwo 0:936f1c020120 110 else if ((row == rows() - 1) && downArrowVisible)
GuiTwo 0:936f1c020120 111 writeData (CharDOWN_SELECT);
GuiTwo 0:936f1c020120 112 else
GuiTwo 0:936f1c020120 113 writeData (CharSELECT);
GuiTwo 0:936f1c020120 114 }
GuiTwo 0:936f1c020120 115 else
GuiTwo 0:936f1c020120 116 {
GuiTwo 0:936f1c020120 117 if (row == 0)
GuiTwo 0:936f1c020120 118 topLineSelected = false;
GuiTwo 0:936f1c020120 119 else if (row == rows() - 1)
GuiTwo 0:936f1c020120 120 bottomLineSelected = false;
GuiTwo 0:936f1c020120 121
GuiTwo 0:936f1c020120 122 if ((row == 0) && upArrowVisible)
GuiTwo 0:936f1c020120 123 writeData (CharUP);
GuiTwo 0:936f1c020120 124 else if ((row == rows() - 1) && downArrowVisible)
GuiTwo 0:936f1c020120 125 writeData (CharDOWN);
GuiTwo 0:936f1c020120 126 else
GuiTwo 0:936f1c020120 127 writeData (' ');
GuiTwo 0:936f1c020120 128 }
GuiTwo 0:936f1c020120 129
GuiTwo 0:936f1c020120 130 // If a parameter is being edited, we turn on the blinking cursor.
GuiTwo 0:936f1c020120 131 if (cursorPos != -1)
GuiTwo 0:936f1c020120 132 {
GuiTwo 0:936f1c020120 133 cursorRow = row;
GuiTwo 0:936f1c020120 134 cursorCol = cursorPos + 1;
GuiTwo 0:936f1c020120 135 gotoPosition (cursorRow, cursorCol); // Add 1 to account for selector col.
GuiTwo 0:936f1c020120 136 cursorOn();
GuiTwo 0:936f1c020120 137 }
GuiTwo 0:936f1c020120 138 // If this line used to contain the cursor but should not any more reset
GuiTwo 0:936f1c020120 139 // the cursor row and column position and turn it off.
GuiTwo 0:936f1c020120 140 else if (row == cursorRow)
GuiTwo 0:936f1c020120 141 {
GuiTwo 0:936f1c020120 142 cursorRow = -1;
GuiTwo 0:936f1c020120 143 cursorCol = -1;
GuiTwo 0:936f1c020120 144 cursorOff();
GuiTwo 0:936f1c020120 145 }
GuiTwo 0:936f1c020120 146
GuiTwo 0:936f1c020120 147 return true;
GuiTwo 0:936f1c020120 148 }
GuiTwo 0:936f1c020120 149
GuiTwo 0:936f1c020120 150
GuiTwo 0:936f1c020120 151 void MenbedDisplayHD44780::showUpArrow (bool show)
GuiTwo 0:936f1c020120 152 {
GuiTwo 0:936f1c020120 153 upArrowVisible = show;
GuiTwo 0:936f1c020120 154
GuiTwo 0:936f1c020120 155 gotoPosition (0, 0);
GuiTwo 0:936f1c020120 156
GuiTwo 0:936f1c020120 157 if (show && topLineSelected)
GuiTwo 0:936f1c020120 158 writeData (CharUP_SELECT);
GuiTwo 0:936f1c020120 159 else if (!show && topLineSelected)
GuiTwo 0:936f1c020120 160 writeData (CharSELECT);
GuiTwo 0:936f1c020120 161 else if (show && !topLineSelected)
GuiTwo 0:936f1c020120 162 writeData (CharUP);
GuiTwo 0:936f1c020120 163 else
GuiTwo 0:936f1c020120 164 writeData(' ');
GuiTwo 0:936f1c020120 165
GuiTwo 0:936f1c020120 166 // Return cursor to its original location
GuiTwo 0:936f1c020120 167 if ((cursorRow >= 0) && (cursorCol >= 0))
GuiTwo 0:936f1c020120 168 gotoPosition (cursorRow, cursorCol);
GuiTwo 0:936f1c020120 169 }
GuiTwo 0:936f1c020120 170
GuiTwo 0:936f1c020120 171
GuiTwo 0:936f1c020120 172 void MenbedDisplayHD44780::showDownArrow (bool show)
GuiTwo 0:936f1c020120 173 {
GuiTwo 0:936f1c020120 174 downArrowVisible = show;
GuiTwo 0:936f1c020120 175
GuiTwo 0:936f1c020120 176 gotoPosition (rows() - 1, 0);
GuiTwo 0:936f1c020120 177
GuiTwo 0:936f1c020120 178 if (show && bottomLineSelected)
GuiTwo 0:936f1c020120 179 writeData (CharDOWN_SELECT);
GuiTwo 0:936f1c020120 180 else if (!show && bottomLineSelected)
GuiTwo 0:936f1c020120 181 writeData (CharSELECT);
GuiTwo 0:936f1c020120 182 else if (show && !bottomLineSelected)
GuiTwo 0:936f1c020120 183 writeData (CharDOWN);
GuiTwo 0:936f1c020120 184 else
GuiTwo 0:936f1c020120 185 writeData(' ');
GuiTwo 0:936f1c020120 186
GuiTwo 0:936f1c020120 187 // Return cursor to its original location
GuiTwo 0:936f1c020120 188 if ((cursorRow >= 0) && (cursorCol >= 0))
GuiTwo 0:936f1c020120 189 gotoPosition (cursorRow, cursorCol);
GuiTwo 0:936f1c020120 190 }
GuiTwo 0:936f1c020120 191
GuiTwo 0:936f1c020120 192
GuiTwo 0:936f1c020120 193 uint8_t MenbedDisplayHD44780::getLines (void)
GuiTwo 0:936f1c020120 194 {
GuiTwo 0:936f1c020120 195 return rows();
GuiTwo 0:936f1c020120 196 }
GuiTwo 0:936f1c020120 197
GuiTwo 0:936f1c020120 198
GuiTwo 0:936f1c020120 199 uint8_t MenbedDisplayHD44780::getLineLength (void)
GuiTwo 0:936f1c020120 200 {
GuiTwo 0:936f1c020120 201 return columns();
GuiTwo 0:936f1c020120 202 }
GuiTwo 0:936f1c020120 203
GuiTwo 0:936f1c020120 204
GuiTwo 0:936f1c020120 205 void MenbedDisplayHD44780::clear()
GuiTwo 0:936f1c020120 206 {
GuiTwo 0:936f1c020120 207 writeCommand (0x01); // Clear, and set cursor to 0
GuiTwo 0:936f1c020120 208 wait (0.050f);
GuiTwo 0:936f1c020120 209 gotoPosition (0, 0);
GuiTwo 0:936f1c020120 210 }
GuiTwo 0:936f1c020120 211
GuiTwo 0:936f1c020120 212
GuiTwo 0:936f1c020120 213 bool MenbedDisplayHD44780::gotoPosition(int row, int column)
GuiTwo 0:936f1c020120 214 {
GuiTwo 0:936f1c020120 215 if ((column < 0) || (column >= columns()) || (row < 0) || (row >= rows()))
GuiTwo 0:936f1c020120 216 return false;
GuiTwo 0:936f1c020120 217
GuiTwo 0:936f1c020120 218 writeCommand (address (row, column));
GuiTwo 0:936f1c020120 219 return true;
GuiTwo 0:936f1c020120 220 }
GuiTwo 0:936f1c020120 221
GuiTwo 0:936f1c020120 222
GuiTwo 0:936f1c020120 223 void MenbedDisplayHD44780::cursorOn()
GuiTwo 0:936f1c020120 224 {
GuiTwo 0:936f1c020120 225 writeCommand(0x0D); // Display and blinking on, cursor off
GuiTwo 0:936f1c020120 226 }
GuiTwo 0:936f1c020120 227
GuiTwo 0:936f1c020120 228
GuiTwo 0:936f1c020120 229 void MenbedDisplayHD44780::cursorOff()
GuiTwo 0:936f1c020120 230 {
GuiTwo 0:936f1c020120 231 writeCommand(0x0C); // Display on, cursor and blinking off
GuiTwo 0:936f1c020120 232 }
GuiTwo 0:936f1c020120 233
GuiTwo 0:936f1c020120 234
GuiTwo 0:936f1c020120 235 void MenbedDisplayHD44780::writeCommand(int command) {
GuiTwo 0:936f1c020120 236 rs = 0;
GuiTwo 0:936f1c020120 237 writeByte(command);
GuiTwo 0:936f1c020120 238 }
GuiTwo 0:936f1c020120 239
GuiTwo 0:936f1c020120 240
GuiTwo 0:936f1c020120 241 void MenbedDisplayHD44780::writeData(int data) {
GuiTwo 0:936f1c020120 242 rs = 1;
GuiTwo 0:936f1c020120 243 writeByte(data);
GuiTwo 0:936f1c020120 244 }
GuiTwo 0:936f1c020120 245
GuiTwo 0:936f1c020120 246
GuiTwo 0:936f1c020120 247 void MenbedDisplayHD44780::writeByte(int value) {
GuiTwo 0:936f1c020120 248 d = value >> 4;
GuiTwo 0:936f1c020120 249 wait(0.000040f); // most instructions take 40us
GuiTwo 0:936f1c020120 250 e = 0;
GuiTwo 0:936f1c020120 251 wait(0.000040f);
GuiTwo 0:936f1c020120 252 e = 1;
GuiTwo 0:936f1c020120 253 d = value >> 0;
GuiTwo 0:936f1c020120 254 wait(0.000040f);
GuiTwo 0:936f1c020120 255 e = 0;
GuiTwo 0:936f1c020120 256 wait(0.000040f); // most instructions take 40us
GuiTwo 0:936f1c020120 257 e = 1;
GuiTwo 0:936f1c020120 258 }
GuiTwo 0:936f1c020120 259
GuiTwo 0:936f1c020120 260
GuiTwo 0:936f1c020120 261 int MenbedDisplayHD44780::address(int row, int column) {
GuiTwo 0:936f1c020120 262 switch (size) {
GuiTwo 0:936f1c020120 263 case LCD20x4:
GuiTwo 0:936f1c020120 264 switch (row) {
GuiTwo 0:936f1c020120 265 case 0:
GuiTwo 0:936f1c020120 266 return 0x80 + column;
GuiTwo 0:936f1c020120 267 case 1:
GuiTwo 0:936f1c020120 268 return 0xc0 + column;
GuiTwo 0:936f1c020120 269 case 2:
GuiTwo 0:936f1c020120 270 return 0x94 + column;
GuiTwo 0:936f1c020120 271 case 3:
GuiTwo 0:936f1c020120 272 return 0xd4 + column;
GuiTwo 0:936f1c020120 273 }
GuiTwo 0:936f1c020120 274 case LCD16x2B:
GuiTwo 0:936f1c020120 275 return 0x80 + (row * 40) + column;
GuiTwo 0:936f1c020120 276 case LCD16x2:
GuiTwo 0:936f1c020120 277 case LCD20x2:
GuiTwo 0:936f1c020120 278 default:
GuiTwo 0:936f1c020120 279 return 0x80 + (row * 0x40) + column;
GuiTwo 0:936f1c020120 280 }
GuiTwo 0:936f1c020120 281 }
GuiTwo 0:936f1c020120 282
GuiTwo 0:936f1c020120 283
GuiTwo 0:936f1c020120 284 int MenbedDisplayHD44780::columns()
GuiTwo 0:936f1c020120 285 {
GuiTwo 0:936f1c020120 286 switch (size) {
GuiTwo 0:936f1c020120 287 case LCD20x4:
GuiTwo 0:936f1c020120 288 case LCD20x2:
GuiTwo 0:936f1c020120 289 return 20;
GuiTwo 0:936f1c020120 290 case LCD16x2:
GuiTwo 0:936f1c020120 291 case LCD16x2B:
GuiTwo 0:936f1c020120 292 default:
GuiTwo 0:936f1c020120 293 return 16;
GuiTwo 0:936f1c020120 294 }
GuiTwo 0:936f1c020120 295 }
GuiTwo 0:936f1c020120 296
GuiTwo 0:936f1c020120 297
GuiTwo 0:936f1c020120 298 int MenbedDisplayHD44780::rows()
GuiTwo 0:936f1c020120 299 {
GuiTwo 0:936f1c020120 300 switch (size) {
GuiTwo 0:936f1c020120 301 case LCD20x4:
GuiTwo 0:936f1c020120 302 return 4;
GuiTwo 0:936f1c020120 303 case LCD16x2:
GuiTwo 0:936f1c020120 304 case LCD16x2B:
GuiTwo 0:936f1c020120 305 case LCD20x2:
GuiTwo 0:936f1c020120 306 default:
GuiTwo 0:936f1c020120 307 return 2;
GuiTwo 0:936f1c020120 308 }
GuiTwo 0:936f1c020120 309 }
GuiTwo 0:936f1c020120 310
GuiTwo 0:936f1c020120 311
GuiTwo 0:936f1c020120 312 void MenbedDisplayHD44780::loadCustomChars (void)
GuiTwo 0:936f1c020120 313 {
GuiTwo 0:936f1c020120 314
GuiTwo 0:936f1c020120 315 // Up arrow
GuiTwo 0:936f1c020120 316 writeCommand(0x40 + (8 * CharUP));
GuiTwo 0:936f1c020120 317 writeData(0x04);
GuiTwo 0:936f1c020120 318 writeData(0x0E);
GuiTwo 0:936f1c020120 319 writeData(0x1F);
GuiTwo 0:936f1c020120 320 writeData(0x00);
GuiTwo 0:936f1c020120 321 writeData(0x00);
GuiTwo 0:936f1c020120 322 writeData(0x00);
GuiTwo 0:936f1c020120 323 writeData(0x00);
GuiTwo 0:936f1c020120 324 writeData(0x00);
GuiTwo 0:936f1c020120 325
GuiTwo 0:936f1c020120 326 // Up arrow with selector
GuiTwo 0:936f1c020120 327 writeCommand(0x40 + (8 * CharUP_SELECT));
GuiTwo 0:936f1c020120 328 writeData(0x04);
GuiTwo 0:936f1c020120 329 writeData(0x0E);
GuiTwo 0:936f1c020120 330 writeData(0x1F);
GuiTwo 0:936f1c020120 331 writeData(0x00);
GuiTwo 0:936f1c020120 332 writeData(0x1F);
GuiTwo 0:936f1c020120 333 writeData(0x1F);
GuiTwo 0:936f1c020120 334 writeData(0x00);
GuiTwo 0:936f1c020120 335 writeData(0x00);
GuiTwo 0:936f1c020120 336
GuiTwo 0:936f1c020120 337 // Selector alone
GuiTwo 0:936f1c020120 338 writeCommand(0x40 + (8 * CharSELECT));
GuiTwo 0:936f1c020120 339 writeData(0x00);
GuiTwo 0:936f1c020120 340 writeData(0x00);
GuiTwo 0:936f1c020120 341 writeData(0x00);
GuiTwo 0:936f1c020120 342 writeData(0x1F);
GuiTwo 0:936f1c020120 343 writeData(0x1F);
GuiTwo 0:936f1c020120 344 writeData(0x00);
GuiTwo 0:936f1c020120 345 writeData(0x00);
GuiTwo 0:936f1c020120 346 writeData(0x00);
GuiTwo 0:936f1c020120 347
GuiTwo 0:936f1c020120 348 // Down arrow with selector
GuiTwo 0:936f1c020120 349 writeCommand(0x40 + (8 * CharDOWN_SELECT));
GuiTwo 0:936f1c020120 350 writeData(0x00);
GuiTwo 0:936f1c020120 351 writeData(0x00);
GuiTwo 0:936f1c020120 352 writeData(0x1F);
GuiTwo 0:936f1c020120 353 writeData(0x1F);
GuiTwo 0:936f1c020120 354 writeData(0x00);
GuiTwo 0:936f1c020120 355 writeData(0x1F);
GuiTwo 0:936f1c020120 356 writeData(0x0E);
GuiTwo 0:936f1c020120 357 writeData(0x04);
GuiTwo 0:936f1c020120 358
GuiTwo 0:936f1c020120 359 // Down arrow
GuiTwo 0:936f1c020120 360 writeCommand(0x40 + (8 * CharDOWN));
GuiTwo 0:936f1c020120 361 writeData(0x00);
GuiTwo 0:936f1c020120 362 writeData(0x00);
GuiTwo 0:936f1c020120 363 writeData(0x00);
GuiTwo 0:936f1c020120 364 writeData(0x00);
GuiTwo 0:936f1c020120 365 writeData(0x00);
GuiTwo 0:936f1c020120 366 writeData(0x1F);
GuiTwo 0:936f1c020120 367 writeData(0x0E);
GuiTwo 0:936f1c020120 368 writeData(0x04);
GuiTwo 0:936f1c020120 369 }