Wim Huiskamp / PT6315

PT6315 VFD driver. Supports DVDR3510.

Dependents:   mbed_PT6315

PT6315.h@0:d93c23711ca8, 2016-01-20 (annotated)

Committer:
wim
Date:
Wed Jan 20 19:24:17 2016 +0000
Revision:
0:d93c23711ca8
PT6315 VFD driver library. Supports DVDR3510. First release.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wim 0:d93c23711ca8 1 /* mbed PT6315 Library, for Princeton PT6315 VFD controller
wim 0:d93c23711ca8 2 * Copyright (c) 2016, v01: WH, Initial version for DVDR3510
wim 0:d93c23711ca8 3 *
wim 0:d93c23711ca8 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
wim 0:d93c23711ca8 5 * of this software and associated documentation files (the "Software"), to deal
wim 0:d93c23711ca8 6 * in the Software without restriction, including without limitation the rights
wim 0:d93c23711ca8 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
wim 0:d93c23711ca8 8 * copies of the Software, and to permit persons to whom the Software is
wim 0:d93c23711ca8 9 * furnished to do so, subject to the following conditions:
wim 0:d93c23711ca8 10 *
wim 0:d93c23711ca8 11 * The above copyright notice and this permission notice shall be included in
wim 0:d93c23711ca8 12 * all copies or substantial portions of the Software.
wim 0:d93c23711ca8 13 *
wim 0:d93c23711ca8 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
wim 0:d93c23711ca8 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
wim 0:d93c23711ca8 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
wim 0:d93c23711ca8 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
wim 0:d93c23711ca8 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
wim 0:d93c23711ca8 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
wim 0:d93c23711ca8 20 * THE SOFTWARE.
wim 0:d93c23711ca8 21 */
wim 0:d93c23711ca8 22
wim 0:d93c23711ca8 23 #ifndef PT6315_H
wim 0:d93c23711ca8 24 #define PT6315_H
wim 0:d93c23711ca8 25
wim 0:d93c23711ca8 26 // Select one of the testboards for Princeton PT6315 VFD controller
wim 0:d93c23711ca8 27 #include "PT6315_Config.h"
wim 0:d93c23711ca8 28
wim 0:d93c23711ca8 29 /** An interface for driving Princeton PT6315 VFD controller
wim 0:d93c23711ca8 30 *
wim 0:d93c23711ca8 31 * @code
wim 0:d93c23711ca8 32 *
wim 0:d93c23711ca8 33 * #if (PT6315_TEST == 1)
wim 0:d93c23711ca8 34 * // Direct driving of PT6315 Test
wim 0:d93c23711ca8 35 *
wim 0:d93c23711ca8 36 * #include "mbed.h"
wim 0:d93c23711ca8 37 * #include "PT6315.h"
wim 0:d93c23711ca8 38 *
wim 0:d93c23711ca8 39 * DisplayData_t size is 24 bytes (8 Grids @ 20 Segments) ... 48 bytes (16 Grids @ 12 Segments)
wim 0:d93c23711ca8 40 * DisplayData_t size default is 48 bytes (16 Grids @ 12 Segments)
wim 0:d93c23711ca8 41 * PT6315::DisplayData_t all_str = {0xFF,0x0F,0x00 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00,
wim 0:d93c23711ca8 42 * 0xFF,0x0F,0x00 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00, 0xFF,0x0F,0x00};
wim 0:d93c23711ca8 43 *
wim 0:d93c23711ca8 44 * // KeyData_t size is 6 bytes
wim 0:d93c23711ca8 45 * PT6315::KeyData_t keydata;
wim 0:d93c23711ca8 46 *
wim 0:d93c23711ca8 47 * // PT6315 declaration, Default setting 16 Grids @ 12 Segments
wim 0:d93c23711ca8 48 * PT6315 PT6315(p5,p6,p7, p8);
wim 0:d93c23711ca8 49 *
wim 0:d93c23711ca8 50 * int main() {
wim 0:d93c23711ca8 51 * PT6315.cls();
wim 0:d93c23711ca8 52 * PT6315.writeData(all_str);
wim 0:d93c23711ca8 53 * wait(4);
wim 0:d93c23711ca8 54 * PT6315.setBrightness(PT6315_BRT0);
wim 0:d93c23711ca8 55 * wait(1);
wim 0:d93c23711ca8 56 * PT6315.setBrightness(PT6315_BRT3);
wim 0:d93c23711ca8 57 *
wim 0:d93c23711ca8 58 * while (1) {
wim 0:d93c23711ca8 59 * // Check and read keydata
wim 0:d93c23711ca8 60 * if (PT6315.getKeys(&keydata)) {
wim 0:d93c23711ca8 61 * pc.printf("Keydata 0..5 = 0x%02x 0x%02x 0x%02x 0x%02x 0x%02x\r\n", keydata[0], keydata[1], keydata[2], keydata[3], keydata[4], keydata[5]);
wim 0:d93c23711ca8 62 *
wim 0:d93c23711ca8 63 * if (keydata[0] == 0x10) { //sw2
wim 0:d93c23711ca8 64 * PT6315.cls();
wim 0:d93c23711ca8 65 * wait(1);
wim 0:d93c23711ca8 66 * PT6315.writeData(all_str);
wim 0:d93c23711ca8 67 * }
wim 0:d93c23711ca8 68 * }
wim 0:d93c23711ca8 69 * }
wim 0:d93c23711ca8 70 * }
wim 0:d93c23711ca8 71 * #endif
wim 0:d93c23711ca8 72 *
wim 0:d93c23711ca8 73 * @endcode
wim 0:d93c23711ca8 74 */
wim 0:d93c23711ca8 75
wim 0:d93c23711ca8 76 //PT6315 Display and Keymatrix data
wim 0:d93c23711ca8 77 #define PT6315_MAX_NR_GRIDS 12
wim 0:d93c23711ca8 78 #define PT6315_BYTES_PER_GRID 3
wim 0:d93c23711ca8 79 //Significant bits Keymatrix data
wim 0:d93c23711ca8 80 #define PT6315_KEY_MSK 0xFF
wim 0:d93c23711ca8 81
wim 0:d93c23711ca8 82 //Memory size in bytes for Display and Keymatrix
wim 0:d93c23711ca8 83 #define PT6315_DISPLAY_MEM (PT6315_MAX_NR_GRIDS * PT6315_BYTES_PER_GRID)
wim 0:d93c23711ca8 84 #define PT6315_KEY_MEM 4
wim 0:d93c23711ca8 85
wim 0:d93c23711ca8 86 //Reserved bits for commands
wim 0:d93c23711ca8 87 #define PT6315_CMD_MSK 0xC0
wim 0:d93c23711ca8 88
wim 0:d93c23711ca8 89 //Mode setting command
wim 0:d93c23711ca8 90 #define PT6315_MODE_SET_CMD 0x00
wim 0:d93c23711ca8 91 #define PT6315_GR4_SEG24 0x00
wim 0:d93c23711ca8 92 #define PT6315_GR5_SEG23 0x01
wim 0:d93c23711ca8 93 #define PT6315_GR6_SEG22 0x02
wim 0:d93c23711ca8 94 #define PT6315_GR7_SEG21 0x03
wim 0:d93c23711ca8 95 #define PT6315_GR8_SEG20 0x04
wim 0:d93c23711ca8 96 #define PT6315_GR9_SEG19 0x05
wim 0:d93c23711ca8 97 #define PT6315_GR10_SEG18 0x06
wim 0:d93c23711ca8 98 #define PT6315_GR11_SEG17 0x07
wim 0:d93c23711ca8 99 #define PT6315_GR12_SEG16 0x08 //default
wim 0:d93c23711ca8 100
wim 0:d93c23711ca8 101 //Data setting commands
wim 0:d93c23711ca8 102 #define PT6315_DATA_SET_CMD 0x40
wim 0:d93c23711ca8 103 #define PT6315_DATA_WR 0x00
wim 0:d93c23711ca8 104 #define PT6315_LED_WR 0x01
wim 0:d93c23711ca8 105 #define PT6315_KEY_RD 0x02
wim 0:d93c23711ca8 106 #define PT6315_SW_RD 0x03
wim 0:d93c23711ca8 107 #define PT6315_ADDR_INC 0x00
wim 0:d93c23711ca8 108 #define PT6315_ADDR_FIXED 0x04
wim 0:d93c23711ca8 109 #define PT6315_MODE_NORM 0x00
wim 0:d93c23711ca8 110 #define PT6315_MODE_TEST 0x08
wim 0:d93c23711ca8 111
wim 0:d93c23711ca8 112 //LED settings data
wim 0:d93c23711ca8 113 #define PT6315_LED_MSK 0x0F
wim 0:d93c23711ca8 114 #define PT6315_LED1 0x01
wim 0:d93c23711ca8 115 #define PT6315_LED2 0x02
wim 0:d93c23711ca8 116 #define PT6315_LED3 0x04
wim 0:d93c23711ca8 117 #define PT6315_LED4 0x08
wim 0:d93c23711ca8 118
wim 0:d93c23711ca8 119 //Address setting commands
wim 0:d93c23711ca8 120 #define PT6315_ADDR_SET_CMD 0xC0
wim 0:d93c23711ca8 121 #define PT6315_ADDR_MSK 0x3F
wim 0:d93c23711ca8 122
wim 0:d93c23711ca8 123 //Display control commands
wim 0:d93c23711ca8 124 #define PT6315_DSP_CTRL_CMD 0x80
wim 0:d93c23711ca8 125 #define PT6315_BRT_MSK 0x07
wim 0:d93c23711ca8 126 #define PT6315_BRT0 0x00 //Pulsewidth 1/16, Default
wim 0:d93c23711ca8 127 #define PT6315_BRT1 0x01
wim 0:d93c23711ca8 128 #define PT6315_BRT2 0x02
wim 0:d93c23711ca8 129 #define PT6315_BRT3 0x03
wim 0:d93c23711ca8 130 #define PT6315_BRT4 0x04
wim 0:d93c23711ca8 131 #define PT6315_BRT5 0x05
wim 0:d93c23711ca8 132 #define PT6315_BRT6 0x06
wim 0:d93c23711ca8 133 #define PT6315_BRT7 0x07 //Pulsewidth 14/16
wim 0:d93c23711ca8 134
wim 0:d93c23711ca8 135 #define PT6315_BRT_DEF PT6315_BRT3
wim 0:d93c23711ca8 136
wim 0:d93c23711ca8 137 #define PT6315_DSP_OFF 0x00 //Default
wim 0:d93c23711ca8 138 #define PT6315_DSP_ON 0x08
wim 0:d93c23711ca8 139
wim 0:d93c23711ca8 140
wim 0:d93c23711ca8 141 /** A class for driving Princeton PT6315 VFD controller
wim 0:d93c23711ca8 142 *
wim 0:d93c23711ca8 143 * @brief Supports 8 Grids of 20 Segments upto 16 Grids of 12 Segments. Also supports a scanned keyboard of upto 48 keys, 4 switches and 5 LEDs.
wim 0:d93c23711ca8 144 * SPI bus interface device.
wim 0:d93c23711ca8 145 */
wim 0:d93c23711ca8 146 class PT6315 {
wim 0:d93c23711ca8 147 public:
wim 0:d93c23711ca8 148
wim 0:d93c23711ca8 149 /** Enums for display mode */
wim 0:d93c23711ca8 150 enum Mode {
wim 0:d93c23711ca8 151 Grid4_Seg24 = PT6315_GR4_SEG24,
wim 0:d93c23711ca8 152 Grid5_Seg23 = PT6315_GR5_SEG23,
wim 0:d93c23711ca8 153 Grid6_Seg22 = PT6315_GR6_SEG22,
wim 0:d93c23711ca8 154 Grid7_Seg21 = PT6315_GR7_SEG21,
wim 0:d93c23711ca8 155 Grid8_Seg20 = PT6315_GR8_SEG20,
wim 0:d93c23711ca8 156 Grid9_Seg19 = PT6315_GR9_SEG19,
wim 0:d93c23711ca8 157 Grid10_Seg18 = PT6315_GR10_SEG18,
wim 0:d93c23711ca8 158 Grid11_Seg17 = PT6315_GR11_SEG17,
wim 0:d93c23711ca8 159 Grid12_Seg16 = PT6315_GR12_SEG16
wim 0:d93c23711ca8 160 };
wim 0:d93c23711ca8 161
wim 0:d93c23711ca8 162 /** Datatypes for display and keymatrix data */
wim 0:d93c23711ca8 163 typedef char DisplayData_t[PT6315_DISPLAY_MEM];
wim 0:d93c23711ca8 164 typedef char KeyData_t[PT6315_KEY_MEM];
wim 0:d93c23711ca8 165
wim 0:d93c23711ca8 166 /** Constructor for class for driving Princeton PT6315 VFD controller
wim 0:d93c23711ca8 167 *
wim 0:d93c23711ca8 168 * @brief Supports 4 Grids of 24 Segments upto 12 Grids of 16 Segments. Also supports a scanned keyboard of upto 32 keys and 4 LEDs.
wim 0:d93c23711ca8 169 * SPI bus interface device.
wim 0:d93c23711ca8 170 * @param PinName mosi, miso, sclk, cs SPI bus pins
wim 0:d93c23711ca8 171 * @param Mode selects either number of Grids and Segments (default 12 Grids, 16 Segments)
wim 0:d93c23711ca8 172 */
wim 0:d93c23711ca8 173 PT6315(PinName mosi, PinName miso, PinName sclk, PinName cs, Mode mode=Grid12_Seg16);
wim 0:d93c23711ca8 174
wim 0:d93c23711ca8 175 /** Clear the screen and locate to 0
wim 0:d93c23711ca8 176 */
wim 0:d93c23711ca8 177 void cls();
wim 0:d93c23711ca8 178
wim 0:d93c23711ca8 179 /** Write databyte to PT6315
wim 0:d93c23711ca8 180 * @param int address display memory location to write byte
wim 0:d93c23711ca8 181 * @param char data byte written at given address
wim 0:d93c23711ca8 182 * @return none
wim 0:d93c23711ca8 183 */
wim 0:d93c23711ca8 184 void writeData(int address, char data);
wim 0:d93c23711ca8 185
wim 0:d93c23711ca8 186 /** Write Display datablock to PT6315
wim 0:d93c23711ca8 187 * @param DisplayData_t data Array of PT6315_DISPLAY_MEM (=36) bytes for displaydata (starting at address 0)
wim 0:d93c23711ca8 188 * @param length number bytes to write (valid range 0..PT6315_DISPLAY_MEM (=36), starting at address 0)
wim 0:d93c23711ca8 189 * @return none
wim 0:d93c23711ca8 190 */
wim 0:d93c23711ca8 191 void writeData(DisplayData_t data, int length = PT6315_DISPLAY_MEM);
wim 0:d93c23711ca8 192
wim 0:d93c23711ca8 193
wim 0:d93c23711ca8 194 /** Read keydata block from PT6315
wim 0:d93c23711ca8 195 * @param *keydata Ptr to Array of PT6315_KEY_MEM (=4) bytes for keydata
wim 0:d93c23711ca8 196 * @return bool keypress True when at least one key was pressed
wim 0:d93c23711ca8 197 *
wim 0:d93c23711ca8 198 * Note: Due to the hardware configuration the PT6315 key matrix scanner will detect multiple keys pressed at same time,
wim 0:d93c23711ca8 199 * but this may result in some spurious keys also being set in keypress data array.
wim 0:d93c23711ca8 200 * It may be best to ignore all keys in those situations. That option is implemented in this method depending on #define setting.
wim 0:d93c23711ca8 201 */
wim 0:d93c23711ca8 202 bool getKeys(KeyData_t *keydata);
wim 0:d93c23711ca8 203
wim 0:d93c23711ca8 204
wim 0:d93c23711ca8 205 /** Set LEDs
wim 0:d93c23711ca8 206 *
wim 0:d93c23711ca8 207 * @param char leds (4 least significant bits)
wim 0:d93c23711ca8 208 * @return none
wim 0:d93c23711ca8 209 */
wim 0:d93c23711ca8 210 void setLED (char leds = 0);
wim 0:d93c23711ca8 211
wim 0:d93c23711ca8 212 /** Set Brightness
wim 0:d93c23711ca8 213 *
wim 0:d93c23711ca8 214 * @param char brightness (3 significant bits, valid range 0..7 (1/16 .. 14/16 dutycycle)
wim 0:d93c23711ca8 215 * @return none
wim 0:d93c23711ca8 216 */
wim 0:d93c23711ca8 217 void setBrightness(char brightness = PT6315_BRT_DEF);
wim 0:d93c23711ca8 218
wim 0:d93c23711ca8 219 /** Set the Display mode On/off
wim 0:d93c23711ca8 220 *
wim 0:d93c23711ca8 221 * @param bool display mode
wim 0:d93c23711ca8 222 */
wim 0:d93c23711ca8 223 void setDisplay(bool on);
wim 0:d93c23711ca8 224
wim 0:d93c23711ca8 225 private:
wim 0:d93c23711ca8 226 SPI _spi;
wim 0:d93c23711ca8 227 DigitalOut _cs;
wim 0:d93c23711ca8 228 Mode _mode;
wim 0:d93c23711ca8 229 char _display;
wim 0:d93c23711ca8 230 char _bright;
wim 0:d93c23711ca8 231
wim 0:d93c23711ca8 232 /** Init the SPI interface and the controller
wim 0:d93c23711ca8 233 * @param none
wim 0:d93c23711ca8 234 * @return none
wim 0:d93c23711ca8 235 */
wim 0:d93c23711ca8 236 void _init();
wim 0:d93c23711ca8 237
wim 0:d93c23711ca8 238 /** Helper to reverse all command or databits. The PT6315 expects LSB first, whereas SPI is MSB first
wim 0:d93c23711ca8 239 * @param char data
wim 0:d93c23711ca8 240 * @return bitreversed data
wim 0:d93c23711ca8 241 */
wim 0:d93c23711ca8 242 char _flip(char data);
wim 0:d93c23711ca8 243
wim 0:d93c23711ca8 244 /** Write command and parameter to PT6315
wim 0:d93c23711ca8 245 * @param int cmd Command byte
wim 0:d93c23711ca8 246 * &Param int data Parameters for command
wim 0:d93c23711ca8 247 * @return none
wim 0:d93c23711ca8 248 */
wim 0:d93c23711ca8 249 void _writeCmd(int cmd, int data);
wim 0:d93c23711ca8 250 };
wim 0:d93c23711ca8 251
wim 0:d93c23711ca8 252
wim 0:d93c23711ca8 253
wim 0:d93c23711ca8 254 #if (DVDR3510_TEST == 1)
wim 0:d93c23711ca8 255 // Derived class for DVDR3510 front display unit
wim 0:d93c23711ca8 256 // Grids 2-11 all display 14-Segment digits and several Icons.
wim 0:d93c23711ca8 257 // Grid 1 and 12 display Icons.
wim 0:d93c23711ca8 258
wim 0:d93c23711ca8 259 //
wim 0:d93c23711ca8 260 #include "Font_16Seg.h"
wim 0:d93c23711ca8 261
wim 0:d93c23711ca8 262 //DVDR3510 Display data
wim 0:d93c23711ca8 263 #define DVDR3510_NR_GRIDS 11
wim 0:d93c23711ca8 264 #define DVDR3510_NR_DIGITS 8
wim 0:d93c23711ca8 265 #define DVDR3510_NR_UDC 8
wim 0:d93c23711ca8 266
wim 0:d93c23711ca8 267 //DVDR3510 Memory size in bytes for Display
wim 0:d93c23711ca8 268 #define DVDR3510_DISPLAY_MEM (DVDR3510_NR_GRIDS * PT6315_BYTES_PER_GRID)
wim 0:d93c23711ca8 269
wim 0:d93c23711ca8 270
wim 0:d93c23711ca8 271 /** Constructor for class for driving Princeton PT6315 VFD controller as used in DVDR3510
wim 0:d93c23711ca8 272 *
wim 0:d93c23711ca8 273 * @brief Supports 11 Grids of 17 Segments and Icons (8 digits of 14 segments plus some icons).
wim 0:d93c23711ca8 274 * Also supports a scanned keyboard of 11 keys and 1 LED.
wim 0:d93c23711ca8 275 *
wim 0:d93c23711ca8 276 * @param PinName mosi, miso, sclk, cs SPI bus pins
wim 0:d93c23711ca8 277 */
wim 0:d93c23711ca8 278 class PT6315_DVDR3510 : public PT6315, public Stream {
wim 0:d93c23711ca8 279 public:
wim 0:d93c23711ca8 280
wim 0:d93c23711ca8 281 /** Enums for Icons */
wim 0:d93c23711ca8 282 // Grid encoded in 8 MSBs, Icon pattern encoded in 24 LSBs
wim 0:d93c23711ca8 283 enum Icon {
wim 0:d93c23711ca8 284 RCV = (1<<24) | S16_RCV,
wim 0:d93c23711ca8 285 SAT = (8<<24) | S16_SAT,
wim 0:d93c23711ca8 286 DRT = (9<<24) | S16_DRT,
wim 0:d93c23711ca8 287 TV = (9<<24) | S16_TV,
wim 0:d93c23711ca8 288 COL4 = (10<<24) | S16_COL4,
wim 0:d93c23711ca8 289 TMR = (10<<24) | S16_TMR,
wim 0:d93c23711ca8 290 COL6 = (11<<24) | S16_COL6,
wim 0:d93c23711ca8 291 DP6 = (11<<24) | S16_DP6,
wim 0:d93c23711ca8 292 PRS = (11<<24) | S16_PRS
wim 0:d93c23711ca8 293 };
wim 0:d93c23711ca8 294
wim 0:d93c23711ca8 295 typedef short UDCData_t[DVDR3510_NR_UDC];
wim 0:d93c23711ca8 296
wim 0:d93c23711ca8 297
wim 0:d93c23711ca8 298 /** Constructor for class for driving Princeton PT6315 VFD controller as used in DVDR3510
wim 0:d93c23711ca8 299 *
wim 0:d93c23711ca8 300 * @brief Supports 8 Grids of 16 Segments and Icons (8 digits of 14 Segments plus some icons).
wim 0:d93c23711ca8 301 * Also supports a scanned keyboard of 11 keys and 1 LED.
wim 0:d93c23711ca8 302 *
wim 0:d93c23711ca8 303 * @param PinName mosi, miso, sclk, cs SPI bus pins
wim 0:d93c23711ca8 304 */
wim 0:d93c23711ca8 305 PT6315_DVDR3510(PinName mosi, PinName miso, PinName sclk, PinName cs);
wim 0:d93c23711ca8 306
wim 0:d93c23711ca8 307 #if DOXYGEN_ONLY
wim 0:d93c23711ca8 308 /** Write a character to the Display
wim 0:d93c23711ca8 309 *
wim 0:d93c23711ca8 310 * @param c The character to write to the display
wim 0:d93c23711ca8 311 */
wim 0:d93c23711ca8 312 int putc(int c);
wim 0:d93c23711ca8 313
wim 0:d93c23711ca8 314 /** Write a formatted string to the Display
wim 0:d93c23711ca8 315 *
wim 0:d93c23711ca8 316 * @param format A printf-style format string, followed by the
wim 0:d93c23711ca8 317 * variables to use in formatting the string.
wim 0:d93c23711ca8 318 */
wim 0:d93c23711ca8 319 int printf(const char* format, ...);
wim 0:d93c23711ca8 320 #endif
wim 0:d93c23711ca8 321
wim 0:d93c23711ca8 322 /** Locate cursor to a screen column
wim 0:d93c23711ca8 323 *
wim 0:d93c23711ca8 324 * @param column The horizontal position from the left, indexed from 0
wim 0:d93c23711ca8 325 */
wim 0:d93c23711ca8 326 void locate(int column);
wim 0:d93c23711ca8 327
wim 0:d93c23711ca8 328 /** Clear the screen and locate to 0
wim 0:d93c23711ca8 329 * @param bool clrAll Clear Icons also (default = false)
wim 0:d93c23711ca8 330 */
wim 0:d93c23711ca8 331 void cls(bool clrAll = false);
wim 0:d93c23711ca8 332
wim 0:d93c23711ca8 333 /** Set Icon
wim 0:d93c23711ca8 334 *
wim 0:d93c23711ca8 335 * @param Icon icon Enums Icon has Grid position encoded in 8 MSBs, Icon pattern encoded in 24 LSBs
wim 0:d93c23711ca8 336 * @return none
wim 0:d93c23711ca8 337 */
wim 0:d93c23711ca8 338 void setIcon(Icon icon);
wim 0:d93c23711ca8 339
wim 0:d93c23711ca8 340 /** Clr Icon
wim 0:d93c23711ca8 341 *
wim 0:d93c23711ca8 342 * @param Icon icon Enums Icon has Grid position encoded in 8 MSBs, Icon pattern encoded in 24 LSBs
wim 0:d93c23711ca8 343 * @return none
wim 0:d93c23711ca8 344 */
wim 0:d93c23711ca8 345 void clrIcon(Icon icon);
wim 0:d93c23711ca8 346
wim 0:d93c23711ca8 347 /** Set User Defined Characters (UDC)
wim 0:d93c23711ca8 348 *
wim 0:d93c23711ca8 349 * @param unsigned char udc_idx The Index of the UDC (0..7)
wim 0:d93c23711ca8 350 * @param int udc_data The bitpattern for the UDC (16 bits)
wim 0:d93c23711ca8 351 */
wim 0:d93c23711ca8 352 void setUDC(unsigned char udc_idx, int udc_data);
wim 0:d93c23711ca8 353
wim 0:d93c23711ca8 354
wim 0:d93c23711ca8 355 /** Number of screen columns
wim 0:d93c23711ca8 356 *
wim 0:d93c23711ca8 357 * @param none
wim 0:d93c23711ca8 358 * @return columns
wim 0:d93c23711ca8 359 */
wim 0:d93c23711ca8 360 int columns();
wim 0:d93c23711ca8 361
wim 0:d93c23711ca8 362 /** Write databyte to PT6315
wim 0:d93c23711ca8 363 * @param int address display memory location to write byte
wim 0:d93c23711ca8 364 * @param char data byte written at given address
wim 0:d93c23711ca8 365 * @return none
wim 0:d93c23711ca8 366 */
wim 0:d93c23711ca8 367 void writeData(int address, char data){
wim 0:d93c23711ca8 368 PT6315::writeData(address, data);
wim 0:d93c23711ca8 369 }
wim 0:d93c23711ca8 370
wim 0:d93c23711ca8 371 /** Write Display datablock to PT6315
wim 0:d93c23711ca8 372 * @param DisplayData_t data Array of PT6315_DISPLAY_MEM (=36) bytes for displaydata (starting at address 0)
wim 0:d93c23711ca8 373 * @param length number bytes to write (valid range 0..(DVDR3510_NR_GRIDS * PT6315_BYTES_PER_GRID) == 24, starting at address 0)
wim 0:d93c23711ca8 374 * @return none
wim 0:d93c23711ca8 375 */
wim 0:d93c23711ca8 376 void writeData(DisplayData_t data, int length = (DVDR3510_NR_GRIDS * PT6315_BYTES_PER_GRID)) {
wim 0:d93c23711ca8 377 PT6315::writeData(data, length);
wim 0:d93c23711ca8 378 }
wim 0:d93c23711ca8 379
wim 0:d93c23711ca8 380 protected:
wim 0:d93c23711ca8 381 // Stream implementation functions
wim 0:d93c23711ca8 382 virtual int _putc(int value);
wim 0:d93c23711ca8 383 virtual int _getc();
wim 0:d93c23711ca8 384
wim 0:d93c23711ca8 385 private:
wim 0:d93c23711ca8 386 int _column; // Current cursor location
wim 0:d93c23711ca8 387 int _columns; // Max number of columns
wim 0:d93c23711ca8 388
wim 0:d93c23711ca8 389 DisplayData_t _displaybuffer; // Local mirror for all chars and icons
wim 0:d93c23711ca8 390 UDCData_t _UDC_16S; // User Defined Character pattterns (UDC)
wim 0:d93c23711ca8 391 };
wim 0:d93c23711ca8 392 #endif
wim 0:d93c23711ca8 393
wim 0:d93c23711ca8 394 #endif