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Dependencies:   mbed

C12832/C12832.h@0:08877fa55d02, 2020-07-29 (annotated)

Committer:
alanffrench
Date:
Wed Jul 29 18:48:17 2020 +0000
Revision:
0:08877fa55d02
Debouncing

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alanffrench 0:08877fa55d02 1 /* mbed library for the mbed Lab Board 128*32 pixel LCD
alanffrench 0:08877fa55d02 2 * use C12832 controller
alanffrench 0:08877fa55d02 3 * Copyright (c) 2012 Peter Drescher - DC2PD
alanffrench 0:08877fa55d02 4 * Released under the MIT License: http://mbed.org/license/mit
alanffrench 0:08877fa55d02 5 *
alanffrench 0:08877fa55d02 6 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
alanffrench 0:08877fa55d02 7 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
alanffrench 0:08877fa55d02 8 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
alanffrench 0:08877fa55d02 9 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
alanffrench 0:08877fa55d02 10 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
alanffrench 0:08877fa55d02 11 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
alanffrench 0:08877fa55d02 12 * THE SOFTWARE.
alanffrench 0:08877fa55d02 13 */
alanffrench 0:08877fa55d02 14
alanffrench 0:08877fa55d02 15 #ifndef C12832_H
alanffrench 0:08877fa55d02 16 #define C12832_H
alanffrench 0:08877fa55d02 17
alanffrench 0:08877fa55d02 18 #include "mbed.h"
alanffrench 0:08877fa55d02 19 #include "GraphicsDisplay.h"
alanffrench 0:08877fa55d02 20
alanffrench 0:08877fa55d02 21
alanffrench 0:08877fa55d02 22 /** optional Defines :
alanffrench 0:08877fa55d02 23 * #define debug_lcd 1 enable infos to PC_USB
alanffrench 0:08877fa55d02 24 */
alanffrench 0:08877fa55d02 25
alanffrench 0:08877fa55d02 26 // some defines for the DMA use
alanffrench 0:08877fa55d02 27 #define DMA_CHANNEL_ENABLE 1
alanffrench 0:08877fa55d02 28 #define DMA_TRANSFER_TYPE_M2P (1UL << 11)
alanffrench 0:08877fa55d02 29 #define DMA_CHANNEL_TCIE (1UL << 31)
alanffrench 0:08877fa55d02 30 #define DMA_CHANNEL_SRC_INC (1UL << 26)
alanffrench 0:08877fa55d02 31 #define DMA_MASK_IE (1UL << 14)
alanffrench 0:08877fa55d02 32 #define DMA_MASK_ITC (1UL << 15)
alanffrench 0:08877fa55d02 33 #define DMA_SSP1_TX (1UL << 2)
alanffrench 0:08877fa55d02 34 #define DMA_SSP0_TX (0)
alanffrench 0:08877fa55d02 35 #define DMA_DEST_SSP1_TX (2UL << 6)
alanffrench 0:08877fa55d02 36 #define DMA_DEST_SSP0_TX (0UL << 6)
alanffrench 0:08877fa55d02 37
alanffrench 0:08877fa55d02 38 /** Draw mode
alanffrench 0:08877fa55d02 39 * NORMAl
alanffrench 0:08877fa55d02 40 * XOR set pixel by xor the screen
alanffrench 0:08877fa55d02 41 */
alanffrench 0:08877fa55d02 42 enum {NORMAL,XOR};
alanffrench 0:08877fa55d02 43
alanffrench 0:08877fa55d02 44 /** Bitmap
alanffrench 0:08877fa55d02 45 */
alanffrench 0:08877fa55d02 46 struct Bitmap{
alanffrench 0:08877fa55d02 47 int xSize;
alanffrench 0:08877fa55d02 48 int ySize;
alanffrench 0:08877fa55d02 49 int Byte_in_Line;
alanffrench 0:08877fa55d02 50 char* data;
alanffrench 0:08877fa55d02 51 };
alanffrench 0:08877fa55d02 52
alanffrench 0:08877fa55d02 53 class C12832 : public GraphicsDisplay
alanffrench 0:08877fa55d02 54 {
alanffrench 0:08877fa55d02 55 public:
alanffrench 0:08877fa55d02 56 /** Create a C12832 object connected to SPI1
alanffrench 0:08877fa55d02 57 *
alanffrench 0:08877fa55d02 58 */
alanffrench 0:08877fa55d02 59
alanffrench 0:08877fa55d02 60 C12832(PinName mosi, PinName sck, PinName reset, PinName a0, PinName ncs, const char* name = "LCD");
alanffrench 0:08877fa55d02 61
alanffrench 0:08877fa55d02 62
alanffrench 0:08877fa55d02 63 /** Get the width of the screen in pixel
alanffrench 0:08877fa55d02 64 *
alanffrench 0:08877fa55d02 65 * @param
alanffrench 0:08877fa55d02 66 * @returns width of screen in pixel
alanffrench 0:08877fa55d02 67 *
alanffrench 0:08877fa55d02 68 */
alanffrench 0:08877fa55d02 69 virtual int width();
alanffrench 0:08877fa55d02 70
alanffrench 0:08877fa55d02 71 /** Get the height of the screen in pixel
alanffrench 0:08877fa55d02 72 *
alanffrench 0:08877fa55d02 73 * @returns height of screen in pixel
alanffrench 0:08877fa55d02 74 *
alanffrench 0:08877fa55d02 75 */
alanffrench 0:08877fa55d02 76 virtual int height();
alanffrench 0:08877fa55d02 77
alanffrench 0:08877fa55d02 78 /** Draw a pixel at x,y black or white
alanffrench 0:08877fa55d02 79 *
alanffrench 0:08877fa55d02 80 * @param x horizontal position
alanffrench 0:08877fa55d02 81 * @param y vertical position
alanffrench 0:08877fa55d02 82 * @param colour ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 83 */
alanffrench 0:08877fa55d02 84 virtual void pixel(int x, int y,int colour);
alanffrench 0:08877fa55d02 85
alanffrench 0:08877fa55d02 86 /** draw a circle
alanffrench 0:08877fa55d02 87 *
alanffrench 0:08877fa55d02 88 * @param x0,y0 center
alanffrench 0:08877fa55d02 89 * @param r radius
alanffrench 0:08877fa55d02 90 * @param colour ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 91 *
alanffrench 0:08877fa55d02 92 */
alanffrench 0:08877fa55d02 93 void circle(int x, int y, int r, int colour);
alanffrench 0:08877fa55d02 94
alanffrench 0:08877fa55d02 95 /** draw a filled circle
alanffrench 0:08877fa55d02 96 *
alanffrench 0:08877fa55d02 97 * @param x0,y0 center
alanffrench 0:08877fa55d02 98 * @param r radius
alanffrench 0:08877fa55d02 99 * @param color ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 100 *
alanffrench 0:08877fa55d02 101 * use circle with different radius,
alanffrench 0:08877fa55d02 102 * can miss some pixel
alanffrench 0:08877fa55d02 103 */
alanffrench 0:08877fa55d02 104 void fillcircle(int x, int y, int r, int colour);
alanffrench 0:08877fa55d02 105
alanffrench 0:08877fa55d02 106 /** draw a 1 pixel line
alanffrench 0:08877fa55d02 107 *
alanffrench 0:08877fa55d02 108 * @param x0,y0 start point
alanffrench 0:08877fa55d02 109 * @param x1,y1 stop point
alanffrench 0:08877fa55d02 110 * @param color ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 111 *
alanffrench 0:08877fa55d02 112 */
alanffrench 0:08877fa55d02 113 void line(int x0, int y0, int x1, int y1, int colour);
alanffrench 0:08877fa55d02 114
alanffrench 0:08877fa55d02 115 /** draw a rect
alanffrench 0:08877fa55d02 116 *
alanffrench 0:08877fa55d02 117 * @param x0,y0 top left corner
alanffrench 0:08877fa55d02 118 * @param x1,y1 down right corner
alanffrench 0:08877fa55d02 119 * @param color 1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 120 * *
alanffrench 0:08877fa55d02 121 */
alanffrench 0:08877fa55d02 122 void rect(int x0, int y0, int x1, int y1, int colour);
alanffrench 0:08877fa55d02 123
alanffrench 0:08877fa55d02 124 /** draw a filled rect
alanffrench 0:08877fa55d02 125 *
alanffrench 0:08877fa55d02 126 * @param x0,y0 top left corner
alanffrench 0:08877fa55d02 127 * @param x1,y1 down right corner
alanffrench 0:08877fa55d02 128 * @param color 1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 129 *
alanffrench 0:08877fa55d02 130 */
alanffrench 0:08877fa55d02 131 void fillrect(int x0, int y0, int x1, int y1, int colour);
alanffrench 0:08877fa55d02 132
alanffrench 0:08877fa55d02 133 /** copy display buffer to lcd
alanffrench 0:08877fa55d02 134 *
alanffrench 0:08877fa55d02 135 */
alanffrench 0:08877fa55d02 136
alanffrench 0:08877fa55d02 137 void copy_to_lcd(void);
alanffrench 0:08877fa55d02 138
alanffrench 0:08877fa55d02 139 /** set the orienation of the screen
alanffrench 0:08877fa55d02 140 *
alanffrench 0:08877fa55d02 141 */
alanffrench 0:08877fa55d02 142
alanffrench 0:08877fa55d02 143
alanffrench 0:08877fa55d02 144 void set_contrast(unsigned int o);
alanffrench 0:08877fa55d02 145
alanffrench 0:08877fa55d02 146 /** read the contrast level
alanffrench 0:08877fa55d02 147 *
alanffrench 0:08877fa55d02 148 */
alanffrench 0:08877fa55d02 149 unsigned int get_contrast(void);
alanffrench 0:08877fa55d02 150
alanffrench 0:08877fa55d02 151
alanffrench 0:08877fa55d02 152 /** invert the screen
alanffrench 0:08877fa55d02 153 *
alanffrench 0:08877fa55d02 154 * @param o = 0 normal, 1 invert
alanffrench 0:08877fa55d02 155 */
alanffrench 0:08877fa55d02 156 void invert(unsigned int o);
alanffrench 0:08877fa55d02 157
alanffrench 0:08877fa55d02 158 /** clear the screen
alanffrench 0:08877fa55d02 159 *
alanffrench 0:08877fa55d02 160 */
alanffrench 0:08877fa55d02 161 virtual void cls(void);
alanffrench 0:08877fa55d02 162
alanffrench 0:08877fa55d02 163 /** set the drawing mode
alanffrench 0:08877fa55d02 164 *
alanffrench 0:08877fa55d02 165 * @param mode NORMAl or XOR
alanffrench 0:08877fa55d02 166 */
alanffrench 0:08877fa55d02 167
alanffrench 0:08877fa55d02 168 void setmode(int mode);
alanffrench 0:08877fa55d02 169
alanffrench 0:08877fa55d02 170 virtual int columns(void);
alanffrench 0:08877fa55d02 171
alanffrench 0:08877fa55d02 172 /** calculate the max number of columns
alanffrench 0:08877fa55d02 173 *
alanffrench 0:08877fa55d02 174 * @returns max column
alanffrench 0:08877fa55d02 175 * depends on actual font size
alanffrench 0:08877fa55d02 176 *
alanffrench 0:08877fa55d02 177 */
alanffrench 0:08877fa55d02 178 virtual int rows(void);
alanffrench 0:08877fa55d02 179
alanffrench 0:08877fa55d02 180 /** put a char on the screen
alanffrench 0:08877fa55d02 181 *
alanffrench 0:08877fa55d02 182 * @param value char to print
alanffrench 0:08877fa55d02 183 * @returns printed char
alanffrench 0:08877fa55d02 184 *
alanffrench 0:08877fa55d02 185 */
alanffrench 0:08877fa55d02 186 virtual int _putc(int value);
alanffrench 0:08877fa55d02 187
alanffrench 0:08877fa55d02 188 /** draw a character on given position out of the active font to the LCD
alanffrench 0:08877fa55d02 189 *
alanffrench 0:08877fa55d02 190 * @param x x-position of char (top left)
alanffrench 0:08877fa55d02 191 * @param y y-position
alanffrench 0:08877fa55d02 192 * @param c char to print
alanffrench 0:08877fa55d02 193 *
alanffrench 0:08877fa55d02 194 */
alanffrench 0:08877fa55d02 195 virtual void character(int x, int y, int c);
alanffrench 0:08877fa55d02 196
alanffrench 0:08877fa55d02 197 /** setup cursor position
alanffrench 0:08877fa55d02 198 *
alanffrench 0:08877fa55d02 199 * @param x x-position (top left)
alanffrench 0:08877fa55d02 200 * @param y y-position
alanffrench 0:08877fa55d02 201 */
alanffrench 0:08877fa55d02 202 virtual void locate(int x, int y);
alanffrench 0:08877fa55d02 203
alanffrench 0:08877fa55d02 204 /** setup auto update of screen
alanffrench 0:08877fa55d02 205 *
alanffrench 0:08877fa55d02 206 * @param up 1 = on , 0 = off
alanffrench 0:08877fa55d02 207 * if switched off the program has to call copy_to_lcd()
alanffrench 0:08877fa55d02 208 * to update screen from framebuffer
alanffrench 0:08877fa55d02 209 */
alanffrench 0:08877fa55d02 210 void set_auto_up(unsigned int up);
alanffrench 0:08877fa55d02 211
alanffrench 0:08877fa55d02 212 /** get status of the auto update function
alanffrench 0:08877fa55d02 213 *
alanffrench 0:08877fa55d02 214 * @returns if auto update is on
alanffrench 0:08877fa55d02 215 */
alanffrench 0:08877fa55d02 216 unsigned int get_auto_up(void);
alanffrench 0:08877fa55d02 217
alanffrench 0:08877fa55d02 218 /** Vars */
alanffrench 0:08877fa55d02 219 SPI _spi;
alanffrench 0:08877fa55d02 220 DigitalOut _reset;
alanffrench 0:08877fa55d02 221 DigitalOut _A0;
alanffrench 0:08877fa55d02 222 DigitalOut _CS;
alanffrench 0:08877fa55d02 223 unsigned char* font;
alanffrench 0:08877fa55d02 224 unsigned int draw_mode;
alanffrench 0:08877fa55d02 225
alanffrench 0:08877fa55d02 226
alanffrench 0:08877fa55d02 227 /** select the font to use
alanffrench 0:08877fa55d02 228 *
alanffrench 0:08877fa55d02 229 * @param f pointer to font array
alanffrench 0:08877fa55d02 230 *
alanffrench 0:08877fa55d02 231 * font array can created with GLCD Font Creator from http://www.mikroe.com
alanffrench 0:08877fa55d02 232 * you have to add 4 parameter at the beginning of the font array to use:
alanffrench 0:08877fa55d02 233 * - the number of byte / char
alanffrench 0:08877fa55d02 234 * - the vertial size in pixel
alanffrench 0:08877fa55d02 235 * - the horizontal size in pixel
alanffrench 0:08877fa55d02 236 * - the number of byte per vertical line
alanffrench 0:08877fa55d02 237 * you also have to change the array to char[]
alanffrench 0:08877fa55d02 238 *
alanffrench 0:08877fa55d02 239 */
alanffrench 0:08877fa55d02 240 void set_font(unsigned char* f);
alanffrench 0:08877fa55d02 241
alanffrench 0:08877fa55d02 242 /** print bitmap to buffer
alanffrench 0:08877fa55d02 243 *
alanffrench 0:08877fa55d02 244 * @param bm Bitmap in flash
alanffrench 0:08877fa55d02 245 * @param x x start
alanffrench 0:08877fa55d02 246 * @param y y start
alanffrench 0:08877fa55d02 247 *
alanffrench 0:08877fa55d02 248 */
alanffrench 0:08877fa55d02 249
alanffrench 0:08877fa55d02 250 void print_bm(Bitmap bm, int x, int y);
alanffrench 0:08877fa55d02 251
alanffrench 0:08877fa55d02 252 protected:
alanffrench 0:08877fa55d02 253
alanffrench 0:08877fa55d02 254 /** draw a horizontal line
alanffrench 0:08877fa55d02 255 *
alanffrench 0:08877fa55d02 256 * @param x0 horizontal start
alanffrench 0:08877fa55d02 257 * @param x1 horizontal stop
alanffrench 0:08877fa55d02 258 * @param y vertical position
alanffrench 0:08877fa55d02 259 * @param ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 260 *
alanffrench 0:08877fa55d02 261 */
alanffrench 0:08877fa55d02 262 void hline(int x0, int x1, int y, int colour);
alanffrench 0:08877fa55d02 263
alanffrench 0:08877fa55d02 264 /** draw a vertical line
alanffrench 0:08877fa55d02 265 *
alanffrench 0:08877fa55d02 266 * @param x horizontal position
alanffrench 0:08877fa55d02 267 * @param y0 vertical start
alanffrench 0:08877fa55d02 268 * @param y1 vertical stop
alanffrench 0:08877fa55d02 269 * @param ,1 set pixel ,0 erase pixel
alanffrench 0:08877fa55d02 270 */
alanffrench 0:08877fa55d02 271 void vline(int y0, int y1, int x, int colour);
alanffrench 0:08877fa55d02 272
alanffrench 0:08877fa55d02 273 /** Init the C12832 LCD controller
alanffrench 0:08877fa55d02 274 *
alanffrench 0:08877fa55d02 275 */
alanffrench 0:08877fa55d02 276 void lcd_reset();
alanffrench 0:08877fa55d02 277
alanffrench 0:08877fa55d02 278 /** Write data to the LCD controller
alanffrench 0:08877fa55d02 279 *
alanffrench 0:08877fa55d02 280 * @param dat data written to LCD controller
alanffrench 0:08877fa55d02 281 *
alanffrench 0:08877fa55d02 282 */
alanffrench 0:08877fa55d02 283 void wr_dat(unsigned char value);
alanffrench 0:08877fa55d02 284
alanffrench 0:08877fa55d02 285 /** Write a command the LCD controller
alanffrench 0:08877fa55d02 286 *
alanffrench 0:08877fa55d02 287 * @param cmd: command to be written
alanffrench 0:08877fa55d02 288 *
alanffrench 0:08877fa55d02 289 */
alanffrench 0:08877fa55d02 290 void wr_cmd(unsigned char value);
alanffrench 0:08877fa55d02 291
alanffrench 0:08877fa55d02 292 void wr_cnt(unsigned char cmd);
alanffrench 0:08877fa55d02 293
alanffrench 0:08877fa55d02 294 unsigned int orientation;
alanffrench 0:08877fa55d02 295 unsigned int char_x;
alanffrench 0:08877fa55d02 296 unsigned int char_y;
alanffrench 0:08877fa55d02 297 unsigned char buffer[512];
alanffrench 0:08877fa55d02 298 unsigned int contrast;
alanffrench 0:08877fa55d02 299 unsigned int auto_up;
alanffrench 0:08877fa55d02 300
alanffrench 0:08877fa55d02 301 };
alanffrench 0:08877fa55d02 302
alanffrench 0:08877fa55d02 303
alanffrench 0:08877fa55d02 304
alanffrench 0:08877fa55d02 305
alanffrench 0:08877fa55d02 306 #endif