Mercurial > public > mk2
annotate code_part1/OSTC_code_c_part2/p3_wordprocessor.c @ 116:14a074e1a375
Split C code, and use direct linking.
| author | JeanDo |
|---|---|
| date | Sun, 26 Dec 2010 14:30:13 +0100 |
| parents | bc3092c41335 |
| children |
| rev | line source |
|---|---|
| 72 | 1 /* |
| 2 * OSTC - diving computer code | |
| 3 * =========================== | |
| 4 * PART 3 : word processor | |
| 5 * | |
| 6 * p3_wordprocessor.c for OSTC Mk.2 | |
| 7 * Created on: 17.09.2009 | |
| 8 * Author: christian.w @ heinrichsweikamp.com | |
| 9 * | |
| 10 * #include "ostc28.drx.txt" | |
| 11 * #include "ostc28.tbl.txt" | |
| 12 * #include "ostc48.tbl.txt" | |
| 13 * #include "ostc48.drx.txt" | |
| 14 * #include "ostc90.drx.txt" | |
| 15 * #include "ostc90.tbl.txt" | |
| 16 */ | |
| 17 | |
| 18 // Copyright (C) 2009 HeinrichsWeikamp GbR | |
| 19 | |
| 20 // This program is free software: you can redistribute it and/or modify | |
| 21 // it under the terms of the GNU General Public License as published by | |
| 22 // the Free Software Foundation, either version 3 of the License, or | |
| 23 // (at your option) any later version. | |
| 24 | |
| 25 // This program is distributed in the hope that it will be useful, | |
| 26 // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 27 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 28 // GNU General Public License for more details. | |
| 29 | |
| 30 // You should have received a copy of the GNU General Public License | |
| 31 // along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 32 | |
| 33 | |
| 34 // ***************************** | |
| 35 // ** I N T R O D U C T I O N ** | |
| 36 // ***************************** | |
| 37 // | |
| 38 // OSTC | |
| 39 // | |
| 40 // code: | |
| 41 // | |
| 42 // summary: | |
| 43 // display routines | |
| 44 // for the OSTC experimental project | |
| 45 // written by Christian Weikamp | |
| 46 // last revision __________ | |
| 47 // comments added _________ | |
| 48 // | |
| 49 // additional files: | |
| 50 // #include "ostc28.drx.txt" | |
| 51 // #include "ostc28.tbl.txt" | |
| 52 // #include "ostc48.tbl.txt" | |
| 53 // #include "ostc48.drx.txt" | |
| 54 // #include "ostc90.drx.txt" | |
| 55 // #include "ostc90.tbl.txt" | |
| 56 // assembler code (PART 1) for working OSTC experimental plattform | |
| 57 // C code (PART 2) for working OSTC experimental plattform | |
| 58 // | |
| 59 // history: | |
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60 // 2010-12-1 : jDG Cleanups to a tighter code. |
| 72 | 61 |
| 62 | |
| 63 // ********************* | |
| 64 // ** I N C L U D E S ** | |
| 65 // ********************* | |
| 66 #include <p18f4685.h> | |
| 67 | |
| 68 // ******************************** | |
| 69 // ** C O N F I G U R A T I O N ** | |
| 70 // ** for simulation without asm ** | |
| 71 // ******************************** | |
| 72 #pragma config OSC = IRCIO67 | |
| 73 #pragma config FCMEN = OFF | |
| 74 #pragma config IESO = OFF | |
| 75 #pragma config PWRT = ON | |
| 76 #pragma config BOREN = OFF | |
| 77 #pragma config WDT = OFF | |
| 78 #pragma config WDTPS = 128 | |
| 79 #pragma config MCLRE = ON | |
| 80 #pragma config LPT1OSC = OFF | |
| 81 #pragma config PBADEN = OFF | |
| 82 #pragma config DEBUG = OFF | |
| 83 #pragma config XINST = OFF | |
| 84 #pragma config LVP = OFF | |
| 85 #pragma config STVREN = OFF | |
| 86 | |
| 87 // **************************** | |
| 88 // ** D E F I N E S ** | |
| 89 // ** missing in p18f4685.h ** | |
| 90 // **************************** | |
| 91 | |
| 92 #define WP_FONT_SMALL_HEIGHT 24 | |
| 93 #define WP_FONT_MEDIUM_HEIGHT 32 | |
| 94 #define WP_FONT_LARGE_HEIGHT 58 | |
| 95 #define oled_rw PORTA,2,0 | |
| 96 #define oled_rs PORTE,0,0 | |
| 97 | |
| 98 // *********************** | |
| 99 // ** V A R I A B L E S ** | |
| 100 // *********************** | |
| 101 | |
| 102 #pragma udata bank0a=0x060 | |
| 103 // input | |
| 104 volatile unsigned char wp_stringstore[26]; | |
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105 volatile unsigned int wp_color; |
| 72 | 106 volatile unsigned char wp_top; |
| 107 volatile unsigned char wp_leftx2; | |
| 108 volatile unsigned char wp_font; | |
| 109 volatile unsigned char wp_invert; | |
| 110 // internal | |
| 111 volatile unsigned char wp_temp_U8; | |
| 112 volatile unsigned char wp_txtptr; | |
| 113 volatile unsigned char wp_char; | |
| 114 volatile unsigned char wp_command; | |
| 115 volatile unsigned int wp_data_16bit; | |
| 116 volatile unsigned int wp_start; | |
| 117 volatile unsigned int wp_end; | |
| 118 volatile unsigned int wp_i; | |
| 119 volatile unsigned char wp_debug_U8; | |
| 120 | |
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121 // Temporary used only inside the wordprocessor.c module |
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122 static unsigned int wp_string_width = 0; |
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123 |
| 72 | 124 |
| 125 // ************************* | |
| 126 // ** P R O T O T Y P E S ** | |
| 127 // ************************* | |
| 128 void main(void); | |
| 129 | |
| 130 void main_calc_wordprocessor(void); | |
| 131 | |
| 132 void wp_write_command(void); | |
| 133 void wp_write_data(void); | |
| 134 void wp_set_window(void); | |
| 135 void wp_set_char_font_small(void); | |
| 136 void wp_set_char_font_medium(void); | |
| 137 void wp_set_char_font_large(void); | |
| 138 void wordprocessor(void); | |
| 139 | |
| 140 // ******************************* | |
| 141 // ** start ** | |
| 142 // ** necessary for compilation ** | |
| 143 // ******************************* | |
| 144 #pragma romdata der_code = 0x0000 | |
| 145 #pragma code der_start = 0x0000 | |
| 146 void der_start(void) | |
| 147 { | |
| 148 _asm | |
| 149 goto main | |
| 150 _endasm | |
| 151 } | |
| 152 | |
| 153 // *********************************** | |
| 154 // ** main code for simulation / ** | |
| 155 // ** tests without assembler code ** | |
| 156 // ** is NOT a part of the OSTC ** | |
| 157 // *********************************** | |
| 158 #pragma code main = 0x9000 | |
| 159 void main(void) | |
| 160 { | |
| 161 wp_top = 10; | |
| 162 wp_leftx2 = 10; | |
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163 wp_color = 0xFFFF; |
| 72 | 164 wp_font = 0; |
| 165 wp_invert = 0; | |
| 166 wp_stringstore[0] = ' '; | |
| 167 wp_stringstore[1] = '!'; | |
| 168 wp_stringstore[2] = '"'; | |
| 169 wp_stringstore[3] = ':'; | |
| 170 wp_stringstore[4] = 0; | |
| 171 wordprocessor(); | |
| 172 } | |
| 173 | |
| 174 // ****************************************************** | |
| 175 // ****************************************************** | |
| 176 // ** THE FOLLOWING CODE HAS TO BE COPPIED TO THE OSTC ** | |
| 177 // ****************************************************** | |
| 178 // ****************************************************** | |
| 179 // *************** | |
| 180 // *************** | |
| 181 // ** THE FONTS ** | |
| 182 // *************** | |
| 183 // *************** | |
| 184 // all new for bigscreen | |
| 185 #pragma romdata font_data_large = 0x09A00 | |
| 186 rom const rom unsigned int wp_large_data[] = | |
| 187 { | |
| 188 #include "ostc90.drx.txt" // length 0x59A | |
| 189 }; | |
| 190 #pragma romdata font_table_large = 0x09FA0 | |
| 191 rom const rom unsigned int wp_large_table[] = | |
| 192 { | |
| 193 #include "ostc90.tbl.txt" // length 0x18 | |
| 194 }; | |
| 195 #pragma romdata font_table_medium = 0x0A000 | |
| 196 rom const rom unsigned int wp_medium_table[] = | |
| 197 { | |
| 198 #include "ostc48.tbl.txt" // length 0x22 | |
| 199 }; | |
| 200 #pragma romdata font_data_medium = 0x0A024 | |
| 201 rom const rom unsigned int wp_medium_data[] = | |
| 202 { | |
| 203 #include "ostc48.drx.txt" // length 0x374 // geht bis einschl. 0xA398 | |
| 204 }; | |
| 205 #pragma romdata font_table_small = 0x0A39A | |
| 206 rom const rom unsigned int wp_small_table[] = | |
| 207 { | |
| 208 #include "ostc28.tbl.txt" // length 0xE8 | |
| 209 }; | |
| 210 #pragma romdata font_data_small = 0x0A488 | |
| 211 rom const rom unsigned int wp_small_data[] = | |
| 212 { | |
| 213 #include "ostc28.drx.txt" | |
| 214 }; | |
| 215 | |
| 216 // ********************** | |
| 217 // ********************** | |
| 218 // ** THE JUMP-IN CODE ** | |
| 219 // ** for the asm code ** | |
| 220 // ********************** | |
| 221 // ********************** | |
| 222 #pragma code main_wordprocessor = 0x0B468 | |
| 223 void main_wordprocessor(void) | |
| 224 { | |
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225 _asm |
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226 goto wordprocessor |
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227 _endasm |
| 72 | 228 } |
| 229 | |
| 230 // ********************* | |
| 231 // ********************* | |
| 232 // ** THE SUBROUTINES ** | |
| 233 // ********************* | |
| 234 // ********************* | |
| 235 | |
| 236 #pragma code subroutines2 = 0x0B470 // can be adapted to fit the romdata tables ahead | |
| 237 | |
| 238 // ------------ | |
| 239 // write new // | |
| 240 // ------------ | |
| 241 | |
| 242 void wp_write_command(void) | |
| 243 { | |
| 244 _asm | |
| 245 bcf oled_rs | |
| 246 movff wp_command,PORTD | |
| 247 bcf oled_rw | |
| 248 bsf oled_rw | |
| 249 _endasm | |
| 250 } | |
| 251 | |
| 252 void wp_write_data(void) | |
| 253 { | |
| 254 _asm | |
| 255 bsf oled_rs | |
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256 movff wp_data_16bit+1,PORTD // OLED commands are big endian... |
| 72 | 257 bcf oled_rw |
| 258 bsf oled_rw | |
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259 movff wp_data_16bit+0,PORTD |
| 72 | 260 bcf oled_rw |
| 261 bsf oled_rw | |
| 262 _endasm | |
| 263 } | |
| 264 | |
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265 ////////////////////////////////////////////////////////////////////////////// |
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266 |
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267 void wp_char_width(void) |
| 72 | 268 { |
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269 wp_string_width = 0; |
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270 for(wp_txtptr = 0; wp_txtptr < 26; wp_txtptr++) |
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271 { |
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272 wp_char = wp_stringstore[wp_txtptr]; |
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273 if( wp_char == 0 ) break; |
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274 |
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275 if(wp_font == 2) |
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276 wp_set_char_font_large(); |
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277 else if(wp_font == 1) |
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278 wp_set_char_font_medium(); |
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279 else |
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280 wp_set_char_font_small(); |
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281 |
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282 for(wp_i = wp_start; wp_i<wp_end;wp_i++) |
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283 { |
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284 wp_data_16bit = wp_i ^ 1; |
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285 if(wp_font == 2) |
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286 wp_temp_U8 = ((rom unsigned char*)wp_large_data)[wp_data_16bit]; |
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287 else if(wp_font == 1) |
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288 wp_temp_U8 = ((rom unsigned char*)wp_medium_data)[wp_data_16bit]; |
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289 else |
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290 wp_temp_U8 = ((rom unsigned char*)wp_small_data)[wp_data_16bit]; |
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291 |
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292 wp_temp_U8 = 1 + (wp_temp_U8 & 127); |
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293 wp_string_width += wp_temp_U8; |
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294 } |
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295 } |
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296 |
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297 if(wp_font == 2) |
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298 wp_string_width /= WP_FONT_LARGE_HEIGHT; |
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299 else if(wp_font == 1) |
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300 wp_string_width /= WP_FONT_MEDIUM_HEIGHT; |
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301 else |
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302 wp_string_width /= WP_FONT_SMALL_HEIGHT; |
| 72 | 303 } |
| 304 | |
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305 ////////////////////////////////////////////////////////////////////////////// |
| 72 | 306 |
| 307 void wp_set_window(void) | |
| 308 { | |
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309 // Compute string width (in pixels) |
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310 wp_char_width(); |
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311 |
| 72 | 312 // x axis start ( 0 - 319) |
| 313 wp_command = 0x35; | |
| 314 wp_write_command(); | |
| 315 wp_data_16bit = ((unsigned int)wp_leftx2) << 1; | |
| 316 wp_write_data(); | |
| 317 // x axis end ( 0 - 319) | |
| 318 wp_command = 0x36; | |
| 319 wp_write_command(); | |
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320 wp_data_16bit = wp_data_16bit + wp_string_width -1; |
| 72 | 321 wp_write_data(); |
| 322 // y axis start + end ( 0 - 239 ) | |
| 323 wp_command = 0x37; | |
| 324 wp_write_command(); | |
| 325 // the bottom part | |
| 326 wp_data_16bit = wp_top; | |
| 327 if(wp_font == 2) | |
| 328 wp_data_16bit += WP_FONT_LARGE_HEIGHT; | |
| 329 else if(wp_font == 1) | |
| 330 wp_data_16bit += WP_FONT_MEDIUM_HEIGHT; | |
| 331 else | |
| 332 wp_data_16bit += WP_FONT_SMALL_HEIGHT; | |
| 333 wp_data_16bit--; | |
| 334 if(wp_data_16bit > 239) | |
| 335 wp_data_16bit = 239; | |
| 336 // the top part | |
| 337 wp_data_16bit |= ((unsigned int)wp_top) << 8; | |
| 338 // all together in one 16bit transfer | |
| 339 wp_write_data(); | |
| 340 // start | |
| 341 wp_command = 0x20; | |
| 342 wp_write_command(); | |
| 343 wp_data_16bit = wp_top; | |
| 344 wp_write_data(); | |
| 345 wp_command = 0x21; | |
| 346 wp_write_command(); | |
| 347 wp_data_16bit = ((unsigned int)wp_leftx2) << 1; | |
| 348 wp_write_data(); | |
| 349 } | |
| 350 | |
| 351 void wp_set_char_font_small(void) | |
| 352 { | |
| 353 if(wp_char == ' ') | |
| 354 wp_char = '¶'; | |
| 355 if (wp_char > 0x7E) // skip space between ~ and ¡ | |
| 356 wp_char -= 34; | |
| 357 if((wp_char < '!') || (wp_char > 0xA3)) // font has 34 chars after ~ // ¾ + 4 chars limit to end of battery at the moment | |
| 358 wp_char = 0x82; // ¤ | |
| 359 wp_start = wp_small_table[wp_char - '!']; | |
| 360 wp_end = wp_small_table[1 + wp_char - '!']; | |
| 361 } | |
| 362 | |
| 363 void wp_set_char_font_medium(void) | |
| 364 { | |
| 365 // space is 3E | |
| 366 if (wp_char == 0x27) // 0x27 == ' | |
| 367 wp_char = 0x3B; | |
| 368 if (wp_char == '"') | |
| 369 wp_char = 0x3C; | |
| 370 if (wp_char == 'm') | |
| 371 wp_char = 0x3D; | |
| 372 if (wp_char == ' ') | |
| 373 wp_char = 0x3E; | |
| 374 if((wp_char < '.') || (wp_char > 0x3E)) | |
| 375 wp_char = 0x3E; | |
| 376 wp_start = wp_medium_table[wp_char - '.']; | |
| 377 wp_end = wp_medium_table[1 + wp_char - '.']; | |
| 378 } | |
| 379 void wp_set_char_font_large(void) | |
| 380 { | |
| 381 // space is / = 0x2F | |
| 382 if (wp_char == ' ') | |
| 383 wp_char = 0x2F; | |
| 384 if((wp_char < '.') || (wp_char > '9')) | |
| 385 wp_char = 0x2F; | |
| 386 wp_start = wp_large_table[wp_char - '.']; | |
| 387 wp_end = wp_large_table[1 + wp_char - '.']; | |
| 388 } | |
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389 |
| 72 | 390 void wordprocessor(void) |
| 391 { | |
| 392 #define TOPLIMIT 230 | |
| 393 #define LEFTLIMIT 155 | |
| 394 | |
| 395 if(wp_top > TOPLIMIT) | |
| 396 wp_top = TOPLIMIT; | |
| 397 if(wp_leftx2 > LEFTLIMIT) | |
| 398 wp_leftx2 = LEFTLIMIT; | |
| 399 | |
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400 // FIX C18 Bug: avoid crash if TBLPTRU was set somewhere... |
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401 // Should be called once before first PROM read, ie. font |
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402 // definition access... |
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403 _asm |
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404 clrf TBLPTRU, ACCESS |
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405 _endasm |
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406 |
| 72 | 407 wp_set_window(); |
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408 |
| 72 | 409 // access to GRAM |
| 410 wp_command = 0x22; | |
| 411 wp_write_command(); | |
| 412 _asm | |
| 413 bsf oled_rs | |
| 414 _endasm | |
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415 |
| 72 | 416 wp_txtptr = 0; |
| 417 wp_char = wp_stringstore[wp_txtptr]; | |
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418 |
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419 while( wp_char && (wp_txtptr < 26) ) |
| 72 | 420 { |
| 421 if(wp_font == 2) | |
| 422 wp_set_char_font_large(); | |
| 423 else if(wp_font == 1) | |
| 424 wp_set_char_font_medium(); | |
| 425 else | |
| 426 wp_set_char_font_small(); | |
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427 |
| 72 | 428 for(wp_i = wp_start; wp_i<wp_end;wp_i++) |
| 429 { | |
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430 wp_data_16bit = wp_i ^ 1; |
| 72 | 431 if(wp_font == 2) |
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432 wp_temp_U8 = ((rom unsigned char*)wp_large_data)[wp_data_16bit]; |
| 72 | 433 else if(wp_font == 1) |
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434 wp_temp_U8 = ((rom unsigned char*)wp_medium_data)[wp_data_16bit]; |
| 72 | 435 else |
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436 wp_temp_U8 = ((rom unsigned char*)wp_small_data)[wp_data_16bit]; |
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437 |
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438 // Manage to get color (or black) into data_16: |
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439 if( wp_invert ) wp_temp_U8 ^= 128; |
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440 if( wp_temp_U8 & 128 ) |
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441 wp_data_16bit = 0; |
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442 else |
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443 wp_data_16bit = wp_color; |
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444 |
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445 // Then send that to screen |
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446 wp_temp_U8 = 1 + (wp_temp_U8 & 127); |
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447 while(wp_temp_U8-- > 0) |
| 72 | 448 { |
| 449 _asm | |
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450 // wp selected color |
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451 movff wp_data_16bit+1,PORTD // OLED is big endian. PIC is not. |
| 72 | 452 bcf oled_rw |
| 453 bsf oled_rw | |
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454 movff wp_data_16bit+0,PORTD |
| 72 | 455 bcf oled_rw |
| 456 bsf oled_rw | |
| 457 _endasm | |
| 458 } | |
| 459 } | |
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460 |
| 72 | 461 wp_txtptr++; |
| 462 wp_char = wp_stringstore[wp_txtptr]; | |
| 463 } | |
| 464 wp_command = 0x00; | |
| 465 wp_write_command(); | |
| 466 } |