Christian Weiß / Mittelwert

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Dependencies:   mbed

C12832_copy/C12832.h@0:648b08cf7fe8, 2018-11-15 (annotated)

Committer:
Wizo
Date:
Thu Nov 15 18:02:56 2018 +0000
Revision:
0:648b08cf7fe8
Mittelwert

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Wizo 0:648b08cf7fe8 1 /* mbed library for the mbed Lab Board 128*32 pixel LCD
Wizo 0:648b08cf7fe8 2 * use C12832 controller
Wizo 0:648b08cf7fe8 3 * Copyright (c) 2012 Peter Drescher - DC2PD
Wizo 0:648b08cf7fe8 4 * Released under the MIT License: http://mbed.org/license/mit
Wizo 0:648b08cf7fe8 5 *
Wizo 0:648b08cf7fe8 6 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Wizo 0:648b08cf7fe8 7 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Wizo 0:648b08cf7fe8 8 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Wizo 0:648b08cf7fe8 9 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Wizo 0:648b08cf7fe8 10 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Wizo 0:648b08cf7fe8 11 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Wizo 0:648b08cf7fe8 12 * THE SOFTWARE.
Wizo 0:648b08cf7fe8 13 */
Wizo 0:648b08cf7fe8 14
Wizo 0:648b08cf7fe8 15 #ifndef C12832_H
Wizo 0:648b08cf7fe8 16 #define C12832_H
Wizo 0:648b08cf7fe8 17
Wizo 0:648b08cf7fe8 18 #include "mbed.h"
Wizo 0:648b08cf7fe8 19 #include "GraphicsDisplay.h"
Wizo 0:648b08cf7fe8 20
Wizo 0:648b08cf7fe8 21
Wizo 0:648b08cf7fe8 22 /** optional Defines :
Wizo 0:648b08cf7fe8 23 * #define debug_lcd 1 enable infos to PC_USB
Wizo 0:648b08cf7fe8 24 */
Wizo 0:648b08cf7fe8 25
Wizo 0:648b08cf7fe8 26 // some defines for the DMA use
Wizo 0:648b08cf7fe8 27 #define DMA_CHANNEL_ENABLE 1
Wizo 0:648b08cf7fe8 28 #define DMA_TRANSFER_TYPE_M2P (1UL << 11)
Wizo 0:648b08cf7fe8 29 #define DMA_CHANNEL_TCIE (1UL << 31)
Wizo 0:648b08cf7fe8 30 #define DMA_CHANNEL_SRC_INC (1UL << 26)
Wizo 0:648b08cf7fe8 31 #define DMA_MASK_IE (1UL << 14)
Wizo 0:648b08cf7fe8 32 #define DMA_MASK_ITC (1UL << 15)
Wizo 0:648b08cf7fe8 33 #define DMA_SSP1_TX (1UL << 2)
Wizo 0:648b08cf7fe8 34 #define DMA_SSP0_TX (0)
Wizo 0:648b08cf7fe8 35 #define DMA_DEST_SSP1_TX (2UL << 6)
Wizo 0:648b08cf7fe8 36 #define DMA_DEST_SSP0_TX (0UL << 6)
Wizo 0:648b08cf7fe8 37
Wizo 0:648b08cf7fe8 38 /** Draw mode
Wizo 0:648b08cf7fe8 39 * NORMAl
Wizo 0:648b08cf7fe8 40 * XOR set pixel by xor the screen
Wizo 0:648b08cf7fe8 41 */
Wizo 0:648b08cf7fe8 42 enum {NORMAL,XOR};
Wizo 0:648b08cf7fe8 43
Wizo 0:648b08cf7fe8 44 /** Bitmap
Wizo 0:648b08cf7fe8 45 */
Wizo 0:648b08cf7fe8 46 struct Bitmap{
Wizo 0:648b08cf7fe8 47 int xSize;
Wizo 0:648b08cf7fe8 48 int ySize;
Wizo 0:648b08cf7fe8 49 int Byte_in_Line;
Wizo 0:648b08cf7fe8 50 char* data;
Wizo 0:648b08cf7fe8 51 };
Wizo 0:648b08cf7fe8 52
Wizo 0:648b08cf7fe8 53 class C12832 : public GraphicsDisplay
Wizo 0:648b08cf7fe8 54 {
Wizo 0:648b08cf7fe8 55 public:
Wizo 0:648b08cf7fe8 56 /** Create a C12832 object connected to SPI1
Wizo 0:648b08cf7fe8 57 *
Wizo 0:648b08cf7fe8 58 */
Wizo 0:648b08cf7fe8 59
Wizo 0:648b08cf7fe8 60 C12832(PinName mosi, PinName sck, PinName reset, PinName a0, PinName ncs, const char* name = "LCD");
Wizo 0:648b08cf7fe8 61
Wizo 0:648b08cf7fe8 62
Wizo 0:648b08cf7fe8 63 /** Get the width of the screen in pixel
Wizo 0:648b08cf7fe8 64 *
Wizo 0:648b08cf7fe8 65 * @param
Wizo 0:648b08cf7fe8 66 * @returns width of screen in pixel
Wizo 0:648b08cf7fe8 67 *
Wizo 0:648b08cf7fe8 68 */
Wizo 0:648b08cf7fe8 69 virtual int width();
Wizo 0:648b08cf7fe8 70
Wizo 0:648b08cf7fe8 71 /** Get the height of the screen in pixel
Wizo 0:648b08cf7fe8 72 *
Wizo 0:648b08cf7fe8 73 * @returns height of screen in pixel
Wizo 0:648b08cf7fe8 74 *
Wizo 0:648b08cf7fe8 75 */
Wizo 0:648b08cf7fe8 76 virtual int height();
Wizo 0:648b08cf7fe8 77
Wizo 0:648b08cf7fe8 78 /** Draw a pixel at x,y black or white
Wizo 0:648b08cf7fe8 79 *
Wizo 0:648b08cf7fe8 80 * @param x horizontal position
Wizo 0:648b08cf7fe8 81 * @param y vertical position
Wizo 0:648b08cf7fe8 82 * @param colour ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 83 */
Wizo 0:648b08cf7fe8 84 virtual void pixel(int x, int y,int colour);
Wizo 0:648b08cf7fe8 85
Wizo 0:648b08cf7fe8 86 /** draw a circle
Wizo 0:648b08cf7fe8 87 *
Wizo 0:648b08cf7fe8 88 * @param x0,y0 center
Wizo 0:648b08cf7fe8 89 * @param r radius
Wizo 0:648b08cf7fe8 90 * @param colour ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 91 *
Wizo 0:648b08cf7fe8 92 */
Wizo 0:648b08cf7fe8 93 void circle(int x, int y, int r, int colour);
Wizo 0:648b08cf7fe8 94
Wizo 0:648b08cf7fe8 95 /** draw a filled circle
Wizo 0:648b08cf7fe8 96 *
Wizo 0:648b08cf7fe8 97 * @param x0,y0 center
Wizo 0:648b08cf7fe8 98 * @param r radius
Wizo 0:648b08cf7fe8 99 * @param color ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 100 *
Wizo 0:648b08cf7fe8 101 * use circle with different radius,
Wizo 0:648b08cf7fe8 102 * can miss some pixel
Wizo 0:648b08cf7fe8 103 */
Wizo 0:648b08cf7fe8 104 void fillcircle(int x, int y, int r, int colour);
Wizo 0:648b08cf7fe8 105
Wizo 0:648b08cf7fe8 106 /** draw a 1 pixel line
Wizo 0:648b08cf7fe8 107 *
Wizo 0:648b08cf7fe8 108 * @param x0,y0 start point
Wizo 0:648b08cf7fe8 109 * @param x1,y1 stop point
Wizo 0:648b08cf7fe8 110 * @param color ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 111 *
Wizo 0:648b08cf7fe8 112 */
Wizo 0:648b08cf7fe8 113 void line(int x0, int y0, int x1, int y1, int colour);
Wizo 0:648b08cf7fe8 114
Wizo 0:648b08cf7fe8 115 /** draw a rect
Wizo 0:648b08cf7fe8 116 *
Wizo 0:648b08cf7fe8 117 * @param x0,y0 top left corner
Wizo 0:648b08cf7fe8 118 * @param x1,y1 down right corner
Wizo 0:648b08cf7fe8 119 * @param color 1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 120 * *
Wizo 0:648b08cf7fe8 121 */
Wizo 0:648b08cf7fe8 122 void rect(int x0, int y0, int x1, int y1, int colour);
Wizo 0:648b08cf7fe8 123
Wizo 0:648b08cf7fe8 124 /** draw a filled rect
Wizo 0:648b08cf7fe8 125 *
Wizo 0:648b08cf7fe8 126 * @param x0,y0 top left corner
Wizo 0:648b08cf7fe8 127 * @param x1,y1 down right corner
Wizo 0:648b08cf7fe8 128 * @param color 1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 129 *
Wizo 0:648b08cf7fe8 130 */
Wizo 0:648b08cf7fe8 131 void fillrect(int x0, int y0, int x1, int y1, int colour);
Wizo 0:648b08cf7fe8 132
Wizo 0:648b08cf7fe8 133 /** copy display buffer to lcd
Wizo 0:648b08cf7fe8 134 *
Wizo 0:648b08cf7fe8 135 */
Wizo 0:648b08cf7fe8 136
Wizo 0:648b08cf7fe8 137 void copy_to_lcd(void);
Wizo 0:648b08cf7fe8 138
Wizo 0:648b08cf7fe8 139 /** set the orienation of the screen
Wizo 0:648b08cf7fe8 140 *
Wizo 0:648b08cf7fe8 141 */
Wizo 0:648b08cf7fe8 142
Wizo 0:648b08cf7fe8 143
Wizo 0:648b08cf7fe8 144 void set_contrast(unsigned int o);
Wizo 0:648b08cf7fe8 145
Wizo 0:648b08cf7fe8 146 /** read the contrast level
Wizo 0:648b08cf7fe8 147 *
Wizo 0:648b08cf7fe8 148 */
Wizo 0:648b08cf7fe8 149 unsigned int get_contrast(void);
Wizo 0:648b08cf7fe8 150
Wizo 0:648b08cf7fe8 151
Wizo 0:648b08cf7fe8 152 /** invert the screen
Wizo 0:648b08cf7fe8 153 *
Wizo 0:648b08cf7fe8 154 * @param o = 0 normal, 1 invert
Wizo 0:648b08cf7fe8 155 */
Wizo 0:648b08cf7fe8 156 void invert(unsigned int o);
Wizo 0:648b08cf7fe8 157
Wizo 0:648b08cf7fe8 158 /** clear the screen
Wizo 0:648b08cf7fe8 159 *
Wizo 0:648b08cf7fe8 160 */
Wizo 0:648b08cf7fe8 161 virtual void cls(void);
Wizo 0:648b08cf7fe8 162
Wizo 0:648b08cf7fe8 163 /** set the drawing mode
Wizo 0:648b08cf7fe8 164 *
Wizo 0:648b08cf7fe8 165 * @param mode NORMAl or XOR
Wizo 0:648b08cf7fe8 166 */
Wizo 0:648b08cf7fe8 167
Wizo 0:648b08cf7fe8 168 void setmode(int mode);
Wizo 0:648b08cf7fe8 169
Wizo 0:648b08cf7fe8 170 virtual int columns(void);
Wizo 0:648b08cf7fe8 171
Wizo 0:648b08cf7fe8 172 /** calculate the max number of columns
Wizo 0:648b08cf7fe8 173 *
Wizo 0:648b08cf7fe8 174 * @returns max column
Wizo 0:648b08cf7fe8 175 * depends on actual font size
Wizo 0:648b08cf7fe8 176 *
Wizo 0:648b08cf7fe8 177 */
Wizo 0:648b08cf7fe8 178 virtual int rows(void);
Wizo 0:648b08cf7fe8 179
Wizo 0:648b08cf7fe8 180 /** put a char on the screen
Wizo 0:648b08cf7fe8 181 *
Wizo 0:648b08cf7fe8 182 * @param value char to print
Wizo 0:648b08cf7fe8 183 * @returns printed char
Wizo 0:648b08cf7fe8 184 *
Wizo 0:648b08cf7fe8 185 */
Wizo 0:648b08cf7fe8 186 virtual int _putc(int value);
Wizo 0:648b08cf7fe8 187
Wizo 0:648b08cf7fe8 188 /** draw a character on given position out of the active font to the LCD
Wizo 0:648b08cf7fe8 189 *
Wizo 0:648b08cf7fe8 190 * @param x x-position of char (top left)
Wizo 0:648b08cf7fe8 191 * @param y y-position
Wizo 0:648b08cf7fe8 192 * @param c char to print
Wizo 0:648b08cf7fe8 193 *
Wizo 0:648b08cf7fe8 194 */
Wizo 0:648b08cf7fe8 195 virtual void character(int x, int y, int c);
Wizo 0:648b08cf7fe8 196
Wizo 0:648b08cf7fe8 197 /** setup cursor position
Wizo 0:648b08cf7fe8 198 *
Wizo 0:648b08cf7fe8 199 * @param x x-position (top left)
Wizo 0:648b08cf7fe8 200 * @param y y-position
Wizo 0:648b08cf7fe8 201 */
Wizo 0:648b08cf7fe8 202 virtual void locate(int x, int y);
Wizo 0:648b08cf7fe8 203
Wizo 0:648b08cf7fe8 204 /** setup auto update of screen
Wizo 0:648b08cf7fe8 205 *
Wizo 0:648b08cf7fe8 206 * @param up 1 = on , 0 = off
Wizo 0:648b08cf7fe8 207 * if switched off the program has to call copy_to_lcd()
Wizo 0:648b08cf7fe8 208 * to update screen from framebuffer
Wizo 0:648b08cf7fe8 209 */
Wizo 0:648b08cf7fe8 210 void set_auto_up(unsigned int up);
Wizo 0:648b08cf7fe8 211
Wizo 0:648b08cf7fe8 212 /** get status of the auto update function
Wizo 0:648b08cf7fe8 213 *
Wizo 0:648b08cf7fe8 214 * @returns if auto update is on
Wizo 0:648b08cf7fe8 215 */
Wizo 0:648b08cf7fe8 216 unsigned int get_auto_up(void);
Wizo 0:648b08cf7fe8 217
Wizo 0:648b08cf7fe8 218 /** Vars */
Wizo 0:648b08cf7fe8 219 SPI _spi;
Wizo 0:648b08cf7fe8 220 DigitalOut _reset;
Wizo 0:648b08cf7fe8 221 DigitalOut _A0;
Wizo 0:648b08cf7fe8 222 DigitalOut _CS;
Wizo 0:648b08cf7fe8 223 unsigned char* font;
Wizo 0:648b08cf7fe8 224 unsigned int draw_mode;
Wizo 0:648b08cf7fe8 225
Wizo 0:648b08cf7fe8 226
Wizo 0:648b08cf7fe8 227 /** select the font to use
Wizo 0:648b08cf7fe8 228 *
Wizo 0:648b08cf7fe8 229 * @param f pointer to font array
Wizo 0:648b08cf7fe8 230 *
Wizo 0:648b08cf7fe8 231 * font array can created with GLCD Font Creator from http://www.mikroe.com
Wizo 0:648b08cf7fe8 232 * you have to add 4 parameter at the beginning of the font array to use:
Wizo 0:648b08cf7fe8 233 * - the number of byte / char
Wizo 0:648b08cf7fe8 234 * - the vertial size in pixel
Wizo 0:648b08cf7fe8 235 * - the horizontal size in pixel
Wizo 0:648b08cf7fe8 236 * - the number of byte per vertical line
Wizo 0:648b08cf7fe8 237 * you also have to change the array to char[]
Wizo 0:648b08cf7fe8 238 *
Wizo 0:648b08cf7fe8 239 */
Wizo 0:648b08cf7fe8 240 void set_font(unsigned char* f);
Wizo 0:648b08cf7fe8 241
Wizo 0:648b08cf7fe8 242 /** print bitmap to buffer
Wizo 0:648b08cf7fe8 243 *
Wizo 0:648b08cf7fe8 244 * @param bm Bitmap in flash
Wizo 0:648b08cf7fe8 245 * @param x x start
Wizo 0:648b08cf7fe8 246 * @param y y start
Wizo 0:648b08cf7fe8 247 *
Wizo 0:648b08cf7fe8 248 */
Wizo 0:648b08cf7fe8 249
Wizo 0:648b08cf7fe8 250 void print_bm(Bitmap bm, int x, int y);
Wizo 0:648b08cf7fe8 251
Wizo 0:648b08cf7fe8 252 protected:
Wizo 0:648b08cf7fe8 253
Wizo 0:648b08cf7fe8 254 /** draw a horizontal line
Wizo 0:648b08cf7fe8 255 *
Wizo 0:648b08cf7fe8 256 * @param x0 horizontal start
Wizo 0:648b08cf7fe8 257 * @param x1 horizontal stop
Wizo 0:648b08cf7fe8 258 * @param y vertical position
Wizo 0:648b08cf7fe8 259 * @param ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 260 *
Wizo 0:648b08cf7fe8 261 */
Wizo 0:648b08cf7fe8 262 void hline(int x0, int x1, int y, int colour);
Wizo 0:648b08cf7fe8 263
Wizo 0:648b08cf7fe8 264 /** draw a vertical line
Wizo 0:648b08cf7fe8 265 *
Wizo 0:648b08cf7fe8 266 * @param x horizontal position
Wizo 0:648b08cf7fe8 267 * @param y0 vertical start
Wizo 0:648b08cf7fe8 268 * @param y1 vertical stop
Wizo 0:648b08cf7fe8 269 * @param ,1 set pixel ,0 erase pixel
Wizo 0:648b08cf7fe8 270 */
Wizo 0:648b08cf7fe8 271 void vline(int y0, int y1, int x, int colour);
Wizo 0:648b08cf7fe8 272
Wizo 0:648b08cf7fe8 273 /** Init the C12832 LCD controller
Wizo 0:648b08cf7fe8 274 *
Wizo 0:648b08cf7fe8 275 */
Wizo 0:648b08cf7fe8 276 void lcd_reset();
Wizo 0:648b08cf7fe8 277
Wizo 0:648b08cf7fe8 278 /** Write data to the LCD controller
Wizo 0:648b08cf7fe8 279 *
Wizo 0:648b08cf7fe8 280 * @param dat data written to LCD controller
Wizo 0:648b08cf7fe8 281 *
Wizo 0:648b08cf7fe8 282 */
Wizo 0:648b08cf7fe8 283 void wr_dat(unsigned char value);
Wizo 0:648b08cf7fe8 284
Wizo 0:648b08cf7fe8 285 /** Write a command the LCD controller
Wizo 0:648b08cf7fe8 286 *
Wizo 0:648b08cf7fe8 287 * @param cmd: command to be written
Wizo 0:648b08cf7fe8 288 *
Wizo 0:648b08cf7fe8 289 */
Wizo 0:648b08cf7fe8 290 void wr_cmd(unsigned char value);
Wizo 0:648b08cf7fe8 291
Wizo 0:648b08cf7fe8 292 void wr_cnt(unsigned char cmd);
Wizo 0:648b08cf7fe8 293
Wizo 0:648b08cf7fe8 294 unsigned int orientation;
Wizo 0:648b08cf7fe8 295 unsigned int char_x;
Wizo 0:648b08cf7fe8 296 unsigned int char_y;
Wizo 0:648b08cf7fe8 297 unsigned char buffer[512];
Wizo 0:648b08cf7fe8 298 unsigned int contrast;
Wizo 0:648b08cf7fe8 299 unsigned int auto_up;
Wizo 0:648b08cf7fe8 300
Wizo 0:648b08cf7fe8 301 };
Wizo 0:648b08cf7fe8 302
Wizo 0:648b08cf7fe8 303
Wizo 0:648b08cf7fe8 304
Wizo 0:648b08cf7fe8 305
Wizo 0:648b08cf7fe8 306 #endif