madhu sudhana / Mbed OS newTFTLCD_

1.44 tft lcd display

Dependencies:   TFT_fonts mbed-os

Fork of newTFTLCD by madhu sudhana

st7735.cpp@29:35482446e4ee, 2018-10-04 (annotated)

Committer:
madhusudhana
Date:
Thu Oct 04 05:11:28 2018 +0000
Revision:
29:35482446e4ee
Parent:
28:6ac2fa56f82c 
display

Who changed what in which revision?

UserRevisionLine numberNew contents of line
madhusudhana 29:35482446e4ee 1
madhusudhana 29:35482446e4ee 2
madhusudhana 29:35482446e4ee 3
madhusudhana 29:35482446e4ee 4
madhusudhana 29:35482446e4ee 5
madhusudhana 29:35482446e4ee 6
madhusudhana 29:35482446e4ee 7 /* Hexiwear NXP Bitmap Images
madhusudhana 29:35482446e4ee 8 * This file contains the bitmaps for the full screen (96 by 96 pixels) NXP logo
madhusudhana 29:35482446e4ee 9 * and a smaller 96 by 32 pixels NXP logo.
madhusudhana 29:35482446e4ee 10 *
madhusudhana 29:35482446e4ee 11 * Redistribution and use in source and binary forms, with or without modification,
madhusudhana 29:35482446e4ee 12 * are permitted provided that the following conditions are met:
madhusudhana 29:35482446e4ee 13 *
madhusudhana 29:35482446e4ee 14 * Redistributions of source code must retain the above copyright notice, this list
madhusudhana 29:35482446e4ee 15 * of conditions and the following disclaimer.
madhusudhana 29:35482446e4ee 16 *
madhusudhana 29:35482446e4ee 17 * Redistributions in binary form must reproduce the above copyright notice, this
madhusudhana 29:35482446e4ee 18 * list of conditions and the following disclaimer in the documentation and/or
madhusudhana 29:35482446e4ee 19 * other materials provided with the distribution.
madhusudhana 29:35482446e4ee 20 *
madhusudhana 29:35482446e4ee 21 * Neither the name of NXP, nor the names of its
madhusudhana 29:35482446e4ee 22 * contributors may be used to endorse or promote products derived from this
madhusudhana 29:35482446e4ee 23 * software without specific prior written permission.
madhusudhana 29:35482446e4ee 24 *
madhusudhana 29:35482446e4ee 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
madhusudhana 29:35482446e4ee 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
madhusudhana 29:35482446e4ee 27 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
madhusudhana 29:35482446e4ee 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
madhusudhana 29:35482446e4ee 29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
madhusudhana 29:35482446e4ee 30 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
madhusudhana 29:35482446e4ee 31 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
madhusudhana 29:35482446e4ee 32 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
madhusudhana 29:35482446e4ee 33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
madhusudhana 29:35482446e4ee 34 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
madhusudhana 29:35482446e4ee 35 *
madhusudhana 29:35482446e4ee 36 * visit: http://www.mikroe.com and http://www.nxp.com
madhusudhana 29:35482446e4ee 37 *
madhusudhana 29:35482446e4ee 38 * get support at: http://www.mikroe.com/forum and https://community.nxp.com
madhusudhana 29:35482446e4ee 39 *
madhusudhana 29:35482446e4ee 40 * Project HEXIWEAR, 2015
madhusudhana 29:35482446e4ee 41 */
madhusudhana 29:35482446e4ee 42
ttodorov 9:58b328831d0a 43 /*
ttodorov 9:58b328831d0a 44 * Copyright (C)2010-2012 Henning Karlsen. All right reserved.
ttodorov 9:58b328831d0a 45 * Copyright (C)2012 Todor Todorov.
ttodorov 9:58b328831d0a 46 *
ttodorov 9:58b328831d0a 47 * This library is free software; you can redistribute it and/or
ttodorov 9:58b328831d0a 48 * modify it under the terms of the GNU Lesser General Public
ttodorov 9:58b328831d0a 49 * License as published by the Free Software Foundation; either
ttodorov 9:58b328831d0a 50 * version 2.1 of the License, or (at your option) any later version.
ttodorov 9:58b328831d0a 51 *
ttodorov 9:58b328831d0a 52 * This library is distributed in the hope that it will be useful,
ttodorov 9:58b328831d0a 53 * but WITHOUT ANY WARRANTY; without even the implied warranty of
ttodorov 9:58b328831d0a 54 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
ttodorov 9:58b328831d0a 55 * Lesser General Public License for more details.
ttodorov 9:58b328831d0a 56 *
ttodorov 9:58b328831d0a 57 * You should have received a copy of the GNU Lesser General Public
ttodorov 9:58b328831d0a 58 * License along with this library; if not, write to:
ttodorov 9:58b328831d0a 59 *
ttodorov 9:58b328831d0a 60 * Free Software Foundation, Inc.
ttodorov 9:58b328831d0a 61 * 51 Franklin St, 5th Floor, Boston, MA 02110-1301, USA
ttodorov 9:58b328831d0a 62 *
ttodorov 9:58b328831d0a 63 *********************************************************************/
ttodorov 9:58b328831d0a 64 #include "st7735.h"
ttodorov 9:58b328831d0a 65 #include "helpers.h"
ttodorov 9:58b328831d0a 66
ttodorov 22:4c169297f374 67 ST7735_LCD::ST7735_LCD( PinName CS, PinName RESET, PinName RS, PinName SCL, PinName SDA, PinName BL, backlight_t blType, float defaultBackLightLevel )
ttodorov 22:4c169297f374 68 : LCD( 128, 160, CS, RS, RESET, BL, blType, defaultBackLightLevel ), _lcd_pin_scl( SCL ), _lcd_pin_sda( SDA )
ttodorov 9:58b328831d0a 69 {
ttodorov 9:58b328831d0a 70 }
ttodorov 9:58b328831d0a 71
ttodorov 12:d0978272a340 72 void ST7735_LCD::Initialize( orientation_t orientation, colordepth_t colors )
ttodorov 9:58b328831d0a 73 {
ttodorov 9:58b328831d0a 74 _orientation = orientation;
ttodorov 12:d0978272a340 75 _colorDepth = colors;
ttodorov 9:58b328831d0a 76
ttodorov 9:58b328831d0a 77 wait_ms( 100 );
ttodorov 9:58b328831d0a 78 _lcd_pin_reset = HIGH;
ttodorov 9:58b328831d0a 79 wait_ms( 5 );
ttodorov 9:58b328831d0a 80 _lcd_pin_reset = LOW;
ttodorov 9:58b328831d0a 81 wait_ms( 15 );
ttodorov 9:58b328831d0a 82 _lcd_pin_reset = HIGH;
ttodorov 9:58b328831d0a 83 _lcd_pin_cs = HIGH;
ttodorov 9:58b328831d0a 84 _lcd_pin_rs = HIGH;
ttodorov 9:58b328831d0a 85 _lcd_pin_scl = HIGH;
ttodorov 9:58b328831d0a 86 _lcd_pin_sda = HIGH;
ttodorov 9:58b328831d0a 87 if ( _lcd_pin_bl != 0 )
ttodorov 9:58b328831d0a 88 *_lcd_pin_bl = HIGH;
ttodorov 22:4c169297f374 89 else if ( _bl_pwm != 0 )
ttodorov 22:4c169297f374 90 *_bl_pwm = _bl_pwm_default;
ttodorov 9:58b328831d0a 91 wait_ms( 55 );
ttodorov 9:58b328831d0a 92
ttodorov 9:58b328831d0a 93 Activate();
ttodorov 9:58b328831d0a 94 WriteCmd( 0x01 ); // SW reset
ttodorov 9:58b328831d0a 95 wait_ms( 120 );
ttodorov 9:58b328831d0a 96
ttodorov 9:58b328831d0a 97 WriteCmd( 0x11 ); // sleep out
ttodorov 9:58b328831d0a 98 wait_ms( 120 );
ttodorov 9:58b328831d0a 99
ttodorov 9:58b328831d0a 100 WriteCmd( 0xB1 ); // frame control 1
ttodorov 9:58b328831d0a 101 WriteByteData( 0x01 );
ttodorov 9:58b328831d0a 102 WriteByteData( 0x2C );
ttodorov 9:58b328831d0a 103 WriteByteData( 0x2D );
ttodorov 14:8efbe7361dae 104
ttodorov 9:58b328831d0a 105 WriteCmd( 0xB2 ); // frame control 2
ttodorov 9:58b328831d0a 106 WriteByteData( 0x01 );
ttodorov 9:58b328831d0a 107 WriteByteData( 0x2C );
ttodorov 9:58b328831d0a 108 WriteByteData( 0x2D );
ttodorov 14:8efbe7361dae 109
ttodorov 9:58b328831d0a 110 WriteCmd( 0xB3 ); // frame control 3
ttodorov 9:58b328831d0a 111 WriteByteData( 0x01 );
ttodorov 9:58b328831d0a 112 WriteByteData( 0x2C );
ttodorov 9:58b328831d0a 113 WriteByteData( 0x2D );
ttodorov 9:58b328831d0a 114 WriteByteData( 0x01 );
ttodorov 9:58b328831d0a 115 WriteByteData( 0x2C );
ttodorov 9:58b328831d0a 116 WriteByteData( 0x2D );
ttodorov 9:58b328831d0a 117
ttodorov 9:58b328831d0a 118 WriteCmd( 0xB4 ); // column inversion
ttodorov 14:8efbe7361dae 119 //WriteByteData( 0x07 );
ttodorov 14:8efbe7361dae 120 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 121
ttodorov 9:58b328831d0a 122 // ST7735R Power Sequence
ttodorov 9:58b328831d0a 123 WriteCmd( 0xC0 ); // power control 1
ttodorov 9:58b328831d0a 124 WriteByteData( 0xA2 );
ttodorov 9:58b328831d0a 125 WriteByteData( 0x02 );
ttodorov 9:58b328831d0a 126 WriteByteData( 0x84 );
ttodorov 14:8efbe7361dae 127
ttodorov 9:58b328831d0a 128 WriteCmd( 0xC1 ); // power control 2
ttodorov 9:58b328831d0a 129 WriteByteData( 0xC5 );
ttodorov 14:8efbe7361dae 130
ttodorov 9:58b328831d0a 131 WriteCmd( 0xC2 ); // power control 3
ttodorov 9:58b328831d0a 132 WriteByteData( 0x0A );
ttodorov 9:58b328831d0a 133 WriteByteData( 0x00 );
ttodorov 14:8efbe7361dae 134
ttodorov 9:58b328831d0a 135 WriteCmd( 0xC3 ); // power control 4
ttodorov 9:58b328831d0a 136 WriteByteData( 0x8A );
ttodorov 9:58b328831d0a 137 WriteByteData( 0x2A );
ttodorov 14:8efbe7361dae 138
ttodorov 9:58b328831d0a 139 WriteCmd( 0xC4 ); // power control 5
ttodorov 9:58b328831d0a 140 WriteByteData( 0x8A );
ttodorov 9:58b328831d0a 141 WriteByteData( 0xEE );
ttodorov 9:58b328831d0a 142
ttodorov 9:58b328831d0a 143 WriteCmd( 0xC5 ); // voltage control 1
ttodorov 9:58b328831d0a 144 WriteByteData( 0x0E );
ttodorov 9:58b328831d0a 145
ttodorov 9:58b328831d0a 146 // ST7735R Gamma Sequence
ttodorov 9:58b328831d0a 147 WriteCmd( 0xE0 ); // gamma positive
ttodorov 9:58b328831d0a 148 WriteByteData( 0x0F );
ttodorov 9:58b328831d0a 149 WriteByteData( 0x1A );
ttodorov 9:58b328831d0a 150 WriteByteData( 0x0F );
ttodorov 9:58b328831d0a 151 WriteByteData( 0x18 );
ttodorov 9:58b328831d0a 152 WriteByteData( 0x2F );
ttodorov 9:58b328831d0a 153 WriteByteData( 0x28 );
ttodorov 9:58b328831d0a 154 WriteByteData( 0x20 );
ttodorov 9:58b328831d0a 155 WriteByteData( 0x22 );
ttodorov 9:58b328831d0a 156 WriteByteData( 0x1F );
ttodorov 9:58b328831d0a 157 WriteByteData( 0x1B );
ttodorov 9:58b328831d0a 158 WriteByteData( 0x23 );
ttodorov 9:58b328831d0a 159 WriteByteData( 0x37 );
ttodorov 9:58b328831d0a 160 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 161 WriteByteData( 0x07 );
ttodorov 9:58b328831d0a 162 WriteByteData( 0x02 );
ttodorov 9:58b328831d0a 163 WriteByteData( 0x10 );
ttodorov 14:8efbe7361dae 164
ttodorov 9:58b328831d0a 165 WriteCmd( 0xE1 ); // gamma negative
ttodorov 9:58b328831d0a 166 WriteByteData( 0x0F );
ttodorov 9:58b328831d0a 167 WriteByteData( 0x1B );
ttodorov 9:58b328831d0a 168 WriteByteData( 0x0F );
ttodorov 9:58b328831d0a 169 WriteByteData( 0x17 );
ttodorov 9:58b328831d0a 170 WriteByteData( 0x33 );
ttodorov 9:58b328831d0a 171 WriteByteData( 0x2C );
ttodorov 9:58b328831d0a 172 WriteByteData( 0x29 );
ttodorov 9:58b328831d0a 173 WriteByteData( 0x2E );
ttodorov 9:58b328831d0a 174 WriteByteData( 0x30 );
ttodorov 9:58b328831d0a 175 WriteByteData( 0x30 );
ttodorov 9:58b328831d0a 176 WriteByteData( 0x39 );
ttodorov 9:58b328831d0a 177 WriteByteData( 0x3F );
ttodorov 9:58b328831d0a 178 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 179 WriteByteData( 0x07 );
ttodorov 9:58b328831d0a 180 WriteByteData( 0x03 );
ttodorov 9:58b328831d0a 181 WriteByteData( 0x10 );
ttodorov 9:58b328831d0a 182
ttodorov 9:58b328831d0a 183 WriteCmd( 0x2A ); // set column address
ttodorov 9:58b328831d0a 184 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 185 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 186 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 187 WriteByteData( 0x7F );
ttodorov 14:8efbe7361dae 188
ttodorov 9:58b328831d0a 189 WriteCmd( 0x2B ); // set row address
ttodorov 9:58b328831d0a 190 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 191 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 192 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 193 WriteByteData( 0x9F );
ttodorov 9:58b328831d0a 194
ttodorov 9:58b328831d0a 195 WriteCmd( 0xF0 ); // enable extensions command
ttodorov 9:58b328831d0a 196 WriteByteData( 0x01 );
ttodorov 14:8efbe7361dae 197
ttodorov 9:58b328831d0a 198 WriteCmd( 0xF6 ); // disable ram power save mode
ttodorov 9:58b328831d0a 199 WriteByteData( 0x00 );
ttodorov 9:58b328831d0a 200
ttodorov 12:d0978272a340 201 WriteCmd( 0x3A ); // interface pixel format (color mode): 0x05 => RGB16, 0x06 => RGB18
ttodorov 12:d0978272a340 202 WriteByteData( _colorDepth == RGB16 ? 0x05 : 0x06 );
ttodorov 14:8efbe7361dae 203
ttodorov 14:8efbe7361dae 204 WriteCmd( 0x36 ); //MX, MY, RGB mode
ttodorov 14:8efbe7361dae 205 switch ( _orientation )
ttodorov 14:8efbe7361dae 206 {
ttodorov 20:4bdca8d8dadc 207 case LANDSCAPE: WriteByteData( 0x6C ); break;
ttodorov 14:8efbe7361dae 208 case PORTRAIT_REV: WriteByteData( 0xDC ); break;
ttodorov 20:4bdca8d8dadc 209 case LANDSCAPE_REV: WriteByteData( 0xB8 ); break;
ttodorov 14:8efbe7361dae 210 case PORTRAIT:
ttodorov 14:8efbe7361dae 211 default: WriteByteData( 0x08 ); break;
ttodorov 14:8efbe7361dae 212 }
ttodorov 14:8efbe7361dae 213
ttodorov 9:58b328831d0a 214 WriteCmd( 0x29 ); // display on
ttodorov 9:58b328831d0a 215
ttodorov 9:58b328831d0a 216 Deactivate();
ttodorov 9:58b328831d0a 217 }
ttodorov 9:58b328831d0a 218
ttodorov 9:58b328831d0a 219 void ST7735_LCD::Sleep( void )
ttodorov 9:58b328831d0a 220 {
ttodorov 9:58b328831d0a 221 Activate();
ttodorov 9:58b328831d0a 222 WriteCmd( 0x28 );
ttodorov 9:58b328831d0a 223 wait_ms( 10 );
ttodorov 9:58b328831d0a 224 WriteCmd( 0x10 );
ttodorov 9:58b328831d0a 225 wait_ms( 125 );
ttodorov 22:4c169297f374 226 LCD::Sleep();
ttodorov 9:58b328831d0a 227 Deactivate();
ttodorov 9:58b328831d0a 228 }
ttodorov 9:58b328831d0a 229
ttodorov 9:58b328831d0a 230 void ST7735_LCD::WakeUp( void )
ttodorov 9:58b328831d0a 231 {
ttodorov 9:58b328831d0a 232 Activate();
ttodorov 9:58b328831d0a 233 WriteCmd( 0x29 );
ttodorov 9:58b328831d0a 234 wait_ms( 10 );
ttodorov 9:58b328831d0a 235 WriteCmd( 0x11 );
ttodorov 9:58b328831d0a 236 wait_ms( 125 );
ttodorov 22:4c169297f374 237 LCD::WakeUp();
ttodorov 9:58b328831d0a 238 Deactivate();
ttodorov 9:58b328831d0a 239 }
ttodorov 9:58b328831d0a 240
ttodorov 9:58b328831d0a 241 void ST7735_LCD::WriteCmd( unsigned short cmd )
ttodorov 9:58b328831d0a 242 {
ttodorov 9:58b328831d0a 243 _lcd_pin_rs = LOW;
ttodorov 9:58b328831d0a 244 serializeByte( cmd & 0xFF );
ttodorov 9:58b328831d0a 245 }
ttodorov 9:58b328831d0a 246
ttodorov 9:58b328831d0a 247 void ST7735_LCD::WriteData( unsigned short data )
ttodorov 9:58b328831d0a 248 {
ttodorov 9:58b328831d0a 249 _lcd_pin_rs = HIGH;
ttodorov 9:58b328831d0a 250 serializeByte( ( data >> 8 ) & 0xFF );
ttodorov 9:58b328831d0a 251 serializeByte( data & 0xFF );
ttodorov 9:58b328831d0a 252 }
ttodorov 9:58b328831d0a 253
ttodorov 9:58b328831d0a 254 void ST7735_LCD::WriteByteData( unsigned char data )
ttodorov 9:58b328831d0a 255 {
ttodorov 9:58b328831d0a 256 _lcd_pin_rs = HIGH;
ttodorov 9:58b328831d0a 257 serializeByte( data );
ttodorov 9:58b328831d0a 258 }
ttodorov 9:58b328831d0a 259
ttodorov 20:4bdca8d8dadc 260 void ST7735_LCD::SetXY( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2 )
ttodorov 9:58b328831d0a 261 {
ttodorov 9:58b328831d0a 262 WriteCmdData( 0x2a, x1 );
ttodorov 9:58b328831d0a 263 WriteData( x2 );
ttodorov 9:58b328831d0a 264 WriteCmdData( 0x2b, y1 );
ttodorov 9:58b328831d0a 265 WriteData( y2 );
ttodorov 9:58b328831d0a 266 WriteCmd( 0x2c );
ttodorov 9:58b328831d0a 267 }
ttodorov 9:58b328831d0a 268
ttodorov 20:4bdca8d8dadc 269 void ST7735_LCD::SetPixelColor( unsigned int color, colordepth_t mode )
ttodorov 10:69571adcfad5 270 {
ttodorov 20:4bdca8d8dadc 271 unsigned char r = 0, g = 0, b = 0;
ttodorov 20:4bdca8d8dadc 272 unsigned short clr;
ttodorov 12:d0978272a340 273 if ( _colorDepth == RGB16 )
ttodorov 12:d0978272a340 274 {
ttodorov 20:4bdca8d8dadc 275 switch ( mode )
ttodorov 20:4bdca8d8dadc 276 {
ttodorov 20:4bdca8d8dadc 277 case RGB16:
ttodorov 20:4bdca8d8dadc 278 WriteData( color & 0xFFFF );
ttodorov 20:4bdca8d8dadc 279 break;
ttodorov 20:4bdca8d8dadc 280 case RGB18:
ttodorov 20:4bdca8d8dadc 281 r = ( color >> 10 ) & 0xF8;
ttodorov 20:4bdca8d8dadc 282 g = ( color >> 4 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 283 b = ( color >> 1 ) & 0x1F;
ttodorov 20:4bdca8d8dadc 284 clr = ( ( r | ( g >> 5 ) ) << 8 ) | ( ( g << 3 ) | b );
ttodorov 20:4bdca8d8dadc 285 WriteData( clr );
ttodorov 20:4bdca8d8dadc 286 break;
ttodorov 20:4bdca8d8dadc 287 case RGB24:
ttodorov 20:4bdca8d8dadc 288 r = ( color >> 16 ) & 0xF8;
ttodorov 20:4bdca8d8dadc 289 g = ( color >> 8 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 290 b = color & 0xF8;
ttodorov 20:4bdca8d8dadc 291 clr = ( ( r | ( g >> 5 ) ) << 8 ) | ( ( g << 3 ) | ( b >> 3 ) );
ttodorov 20:4bdca8d8dadc 292 WriteData( clr );
ttodorov 20:4bdca8d8dadc 293 break;
ttodorov 20:4bdca8d8dadc 294 }
ttodorov 12:d0978272a340 295 }
ttodorov 15:af3cd35886fb 296 else if ( _colorDepth == RGB18 )
ttodorov 12:d0978272a340 297 {
ttodorov 20:4bdca8d8dadc 298 switch ( mode )
ttodorov 20:4bdca8d8dadc 299 {
ttodorov 20:4bdca8d8dadc 300 case RGB16:
ttodorov 20:4bdca8d8dadc 301 r = ( ( color >> 8 ) & 0xF8 ) | ( ( color & 0x8000 ) >> 13 );
ttodorov 20:4bdca8d8dadc 302 g = ( color >> 3 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 303 b = ( ( color << 3 ) & 0xFC ) | ( ( color >> 3 ) & 0x01 );
ttodorov 20:4bdca8d8dadc 304 break;
ttodorov 20:4bdca8d8dadc 305 case RGB18:
ttodorov 20:4bdca8d8dadc 306 b = ( color << 2 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 307 g = ( color >> 4 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 308 r = ( color >> 10 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 309 break;
ttodorov 20:4bdca8d8dadc 310 case RGB24:
ttodorov 20:4bdca8d8dadc 311 r = ( color >> 16 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 312 g = ( color >> 8 ) & 0xFC;
ttodorov 20:4bdca8d8dadc 313 b = color & 0xFC;
ttodorov 20:4bdca8d8dadc 314 break;
ttodorov 20:4bdca8d8dadc 315 }
ttodorov 20:4bdca8d8dadc 316 WriteByteData( r );
ttodorov 20:4bdca8d8dadc 317 WriteByteData( g );
ttodorov 20:4bdca8d8dadc 318 WriteByteData( b );
ttodorov 12:d0978272a340 319 }
ttodorov 10:69571adcfad5 320 }
ttodorov 10:69571adcfad5 321
ttodorov 9:58b328831d0a 322 void ST7735_LCD::serializeByte( unsigned char data )
ttodorov 9:58b328831d0a 323 {
ttodorov 9:58b328831d0a 324 for ( int i = 0; i < 8; i++ )
ttodorov 9:58b328831d0a 325 {
ttodorov 9:58b328831d0a 326 if ( data & 0x80 ) _lcd_pin_sda = HIGH;
ttodorov 9:58b328831d0a 327 else _lcd_pin_sda = LOW;
ttodorov 9:58b328831d0a 328 pulseLow( _lcd_pin_scl );
ttodorov 9:58b328831d0a 329 data = data << 1;
ttodorov 9:58b328831d0a 330 }
ttodorov 9:58b328831d0a 331 }
madhusudhana 28:6ac2fa56f82c 332