lcd.cpp 21 KB

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  1. //menu.cpp
  2. #include "lcd.h"
  3. #include <stdio.h>
  4. #include <stdarg.h>
  5. #include <avr/pgmspace.h>
  6. #include <util/delay.h>
  7. #include "Timer.h"
  8. #include "Configuration.h"
  9. #include "pins.h"
  10. #include <binary.h>
  11. #include <Arduino.h>
  12. #include "Marlin.h"
  13. #include "fastio.h"
  14. //-//
  15. #include "sound.h"
  16. #define LCD_DEFAULT_DELAY 100
  17. #if (defined(LCD_PINS_D0) && defined(LCD_PINS_D1) && defined(LCD_PINS_D2) && defined(LCD_PINS_D3))
  18. #define LCD_8BIT
  19. #endif
  20. // #define VT100
  21. // commands
  22. #define LCD_CLEARDISPLAY 0x01
  23. #define LCD_RETURNHOME 0x02
  24. #define LCD_ENTRYMODESET 0x04
  25. #define LCD_DISPLAYCONTROL 0x08
  26. #define LCD_CURSORSHIFT 0x10
  27. #define LCD_FUNCTIONSET 0x20
  28. #define LCD_SETCGRAMADDR 0x40
  29. #define LCD_SETDDRAMADDR 0x80
  30. // flags for display entry mode
  31. #define LCD_ENTRYRIGHT 0x00
  32. #define LCD_ENTRYLEFT 0x02
  33. #define LCD_ENTRYSHIFTINCREMENT 0x01
  34. #define LCD_ENTRYSHIFTDECREMENT 0x00
  35. // flags for display on/off control
  36. #define LCD_DISPLAYON 0x04
  37. #define LCD_DISPLAYOFF 0x00
  38. #define LCD_CURSORON 0x02
  39. #define LCD_CURSOROFF 0x00
  40. #define LCD_BLINKON 0x01
  41. #define LCD_BLINKOFF 0x00
  42. // flags for display/cursor shift
  43. #define LCD_DISPLAYMOVE 0x08
  44. #define LCD_CURSORMOVE 0x00
  45. #define LCD_MOVERIGHT 0x04
  46. #define LCD_MOVELEFT 0x00
  47. // flags for function set
  48. #define LCD_8BITMODE 0x10
  49. #define LCD_4BITMODE 0x00
  50. #define LCD_2LINE 0x08
  51. #define LCD_1LINE 0x00
  52. #define LCD_5x10DOTS 0x04
  53. #define LCD_5x8DOTS 0x00
  54. // bitmasks for flag argument settings
  55. #define LCD_RS_FLAG 0x01
  56. #define LCD_HALF_FLAG 0x02
  57. FILE _lcdout; // = {0}; Global variable is always zero initialized, no need to explicitly state that.
  58. uint8_t lcd_displayfunction = 0;
  59. uint8_t lcd_displaycontrol = 0;
  60. uint8_t lcd_displaymode = 0;
  61. uint8_t lcd_currline;
  62. #ifdef VT100
  63. uint8_t lcd_escape[8];
  64. #endif
  65. static void lcd_display(void);
  66. #if 0
  67. static void lcd_no_display(void);
  68. static void lcd_no_cursor(void);
  69. static void lcd_cursor(void);
  70. static void lcd_no_blink(void);
  71. static void lcd_blink(void);
  72. static void lcd_scrollDisplayLeft(void);
  73. static void lcd_scrollDisplayRight(void);
  74. static void lcd_leftToRight(void);
  75. static void lcd_rightToLeft(void);
  76. static void lcd_autoscroll(void);
  77. static void lcd_no_autoscroll(void);
  78. #endif
  79. #ifdef VT100
  80. void lcd_escape_write(uint8_t chr);
  81. #endif
  82. static void lcd_pulseEnable(void)
  83. {
  84. WRITE(LCD_PINS_ENABLE,HIGH);
  85. _delay_us(1); // enable pulse must be >450ns
  86. WRITE(LCD_PINS_ENABLE,LOW);
  87. }
  88. static void lcd_writebits(uint8_t value)
  89. {
  90. #ifdef LCD_8BIT
  91. WRITE(LCD_PINS_D0, value & 0x01);
  92. WRITE(LCD_PINS_D1, value & 0x02);
  93. WRITE(LCD_PINS_D2, value & 0x04);
  94. WRITE(LCD_PINS_D3, value & 0x08);
  95. #endif
  96. WRITE(LCD_PINS_D4, value & 0x10);
  97. WRITE(LCD_PINS_D5, value & 0x20);
  98. WRITE(LCD_PINS_D6, value & 0x40);
  99. WRITE(LCD_PINS_D7, value & 0x80);
  100. lcd_pulseEnable();
  101. }
  102. static void lcd_send(uint8_t data, uint8_t flags, uint16_t duration = LCD_DEFAULT_DELAY)
  103. {
  104. WRITE(LCD_PINS_RS,flags&LCD_RS_FLAG);
  105. _delay_us(5);
  106. lcd_writebits(data);
  107. #ifndef LCD_8BIT
  108. if (!(flags & LCD_HALF_FLAG))
  109. {
  110. _delay_us(LCD_DEFAULT_DELAY);
  111. lcd_writebits(data<<4);
  112. }
  113. #endif
  114. delayMicroseconds(duration);
  115. }
  116. static void lcd_command(uint8_t value, uint16_t delayExtra = 0)
  117. {
  118. lcd_send(value, LOW, LCD_DEFAULT_DELAY + delayExtra);
  119. }
  120. static void lcd_write(uint8_t value)
  121. {
  122. if (value == '\n')
  123. {
  124. if (lcd_currline > 3) lcd_currline = -1;
  125. lcd_set_cursor(0, lcd_currline + 1); // LF
  126. return;
  127. }
  128. #ifdef VT100
  129. if (lcd_escape[0] || (value == 0x1b)){
  130. lcd_escape_write(value);
  131. return;
  132. }
  133. #endif
  134. lcd_send(value, HIGH);
  135. }
  136. static void lcd_begin(uint8_t clear)
  137. {
  138. lcd_currline = 0;
  139. lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 4500); // wait min 4.1ms
  140. // second try
  141. lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 150);
  142. // third go!
  143. lcd_send(LCD_FUNCTIONSET | LCD_8BITMODE, LOW | LCD_HALF_FLAG, 150);
  144. #ifndef LCD_8BIT
  145. // set to 4-bit interface
  146. lcd_send(LCD_FUNCTIONSET | LCD_4BITMODE, LOW | LCD_HALF_FLAG, 150);
  147. #endif
  148. // finally, set # lines, font size, etc.0
  149. lcd_command(LCD_FUNCTIONSET | lcd_displayfunction);
  150. // turn the display on with no cursor or blinking default
  151. lcd_displaycontrol = LCD_CURSOROFF | LCD_BLINKOFF;
  152. lcd_display();
  153. // clear it off
  154. if (clear) lcd_clear();
  155. // Initialize to default text direction (for romance languages)
  156. lcd_displaymode = LCD_ENTRYLEFT | LCD_ENTRYSHIFTDECREMENT;
  157. // set the entry mode
  158. lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
  159. #ifdef VT100
  160. lcd_escape[0] = 0;
  161. #endif
  162. }
  163. static int lcd_putchar(char c, FILE *)
  164. {
  165. lcd_write(c);
  166. return 0;
  167. }
  168. void lcd_init(void)
  169. {
  170. WRITE(LCD_PINS_ENABLE,LOW);
  171. SET_OUTPUT(LCD_PINS_RS);
  172. SET_OUTPUT(LCD_PINS_ENABLE);
  173. #ifdef LCD_8BIT
  174. SET_OUTPUT(LCD_PINS_D0);
  175. SET_OUTPUT(LCD_PINS_D1);
  176. SET_OUTPUT(LCD_PINS_D2);
  177. SET_OUTPUT(LCD_PINS_D3);
  178. #endif
  179. SET_OUTPUT(LCD_PINS_D4);
  180. SET_OUTPUT(LCD_PINS_D5);
  181. SET_OUTPUT(LCD_PINS_D6);
  182. SET_OUTPUT(LCD_PINS_D7);
  183. #ifdef LCD_8BIT
  184. lcd_displayfunction |= LCD_8BITMODE;
  185. #endif
  186. lcd_displayfunction |= LCD_2LINE;
  187. _delay_us(50000);
  188. lcd_begin(1); //first time init
  189. fdev_setup_stream(lcdout, lcd_putchar, NULL, _FDEV_SETUP_WRITE); //setup lcdout stream
  190. }
  191. void lcd_refresh(void)
  192. {
  193. lcd_begin(1);
  194. lcd_set_custom_characters();
  195. }
  196. void lcd_refresh_noclear(void)
  197. {
  198. lcd_begin(0);
  199. lcd_set_custom_characters();
  200. }
  201. void lcd_clear(void)
  202. {
  203. lcd_command(LCD_CLEARDISPLAY, 1600); // clear display, set cursor position to zero
  204. lcd_currline = 0;
  205. }
  206. void lcd_home(void)
  207. {
  208. lcd_command(LCD_RETURNHOME, 1600); // set cursor position to zero
  209. lcd_currline = 0;
  210. }
  211. // Turn the display on/off (quickly)
  212. void lcd_display(void)
  213. {
  214. lcd_displaycontrol |= LCD_DISPLAYON;
  215. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  216. }
  217. #if 0
  218. void lcd_no_display(void)
  219. {
  220. lcd_displaycontrol &= ~LCD_DISPLAYON;
  221. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  222. }
  223. #endif
  224. #ifdef VT100 //required functions for VT100
  225. // Turns the underline cursor on/off
  226. void lcd_no_cursor(void)
  227. {
  228. lcd_displaycontrol &= ~LCD_CURSORON;
  229. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  230. }
  231. void lcd_cursor(void)
  232. {
  233. lcd_displaycontrol |= LCD_CURSORON;
  234. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  235. }
  236. #endif
  237. #if 0
  238. // Turn on and off the blinking cursor
  239. void lcd_no_blink(void)
  240. {
  241. lcd_displaycontrol &= ~LCD_BLINKON;
  242. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  243. }
  244. void lcd_blink(void)
  245. {
  246. lcd_displaycontrol |= LCD_BLINKON;
  247. lcd_command(LCD_DISPLAYCONTROL | lcd_displaycontrol);
  248. }
  249. // These commands scroll the display without changing the RAM
  250. void lcd_scrollDisplayLeft(void)
  251. {
  252. lcd_command(LCD_CURSORSHIFT | LCD_DISPLAYMOVE | LCD_MOVELEFT);
  253. }
  254. void lcd_scrollDisplayRight(void)
  255. {
  256. lcd_command(LCD_CURSORSHIFT | LCD_DISPLAYMOVE | LCD_MOVERIGHT);
  257. }
  258. // This is for text that flows Left to Right
  259. void lcd_leftToRight(void)
  260. {
  261. lcd_displaymode |= LCD_ENTRYLEFT;
  262. lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
  263. }
  264. // This is for text that flows Right to Left
  265. void lcd_rightToLeft(void)
  266. {
  267. lcd_displaymode &= ~LCD_ENTRYLEFT;
  268. lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
  269. }
  270. // This will 'right justify' text from the cursor
  271. void lcd_autoscroll(void)
  272. {
  273. lcd_displaymode |= LCD_ENTRYSHIFTINCREMENT;
  274. lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
  275. }
  276. // This will 'left justify' text from the cursor
  277. void lcd_no_autoscroll(void)
  278. {
  279. lcd_displaymode &= ~LCD_ENTRYSHIFTINCREMENT;
  280. lcd_command(LCD_ENTRYMODESET | lcd_displaymode);
  281. }
  282. #endif
  283. void lcd_set_cursor(uint8_t col, uint8_t row)
  284. {
  285. uint8_t row_offsets[] = { 0x00, 0x40, 0x14, 0x54 };
  286. if (row >= LCD_HEIGHT)
  287. row = LCD_HEIGHT - 1; // we count rows starting w/0
  288. lcd_currline = row;
  289. lcd_command(LCD_SETDDRAMADDR | (col + row_offsets[row]));
  290. }
  291. // Allows us to fill the first 8 CGRAM locations
  292. // with custom characters
  293. void lcd_createChar_P(uint8_t location, const uint8_t* charmap)
  294. {
  295. location &= 0x7; // we only have 8 locations 0-7
  296. lcd_command(LCD_SETCGRAMADDR | (location << 3));
  297. for (uint8_t i = 0; i < 8; i++)
  298. lcd_send(pgm_read_byte(&charmap[i]), HIGH);
  299. }
  300. #ifdef VT100
  301. //Supported VT100 escape codes:
  302. //EraseScreen "\x1b[2J"
  303. //CursorHome "\x1b[%d;%dH"
  304. //CursorShow "\x1b[?25h"
  305. //CursorHide "\x1b[?25l"
  306. void lcd_escape_write(uint8_t chr)
  307. {
  308. #define escape_cnt (lcd_escape[0]) //escape character counter
  309. #define is_num_msk (lcd_escape[1]) //numeric character bit mask
  310. #define chr_is_num (is_num_msk & 0x01) //current character is numeric
  311. #define e_2_is_num (is_num_msk & 0x04) //escape char 2 is numeric
  312. #define e_3_is_num (is_num_msk & 0x08) //...
  313. #define e_4_is_num (is_num_msk & 0x10)
  314. #define e_5_is_num (is_num_msk & 0x20)
  315. #define e_6_is_num (is_num_msk & 0x40)
  316. #define e_7_is_num (is_num_msk & 0x80)
  317. #define e2_num (lcd_escape[2] - '0') //number from character 2
  318. #define e3_num (lcd_escape[3] - '0') //number from character 3
  319. #define e23_num (10*e2_num+e3_num) //number from characters 2 and 3
  320. #define e4_num (lcd_escape[4] - '0') //number from character 4
  321. #define e5_num (lcd_escape[5] - '0') //number from character 5
  322. #define e45_num (10*e4_num+e5_num) //number from characters 4 and 5
  323. #define e6_num (lcd_escape[6] - '0') //number from character 6
  324. #define e56_num (10*e5_num+e6_num) //number from characters 5 and 6
  325. if (escape_cnt > 1) // escape length > 1 = "\x1b["
  326. {
  327. lcd_escape[escape_cnt] = chr; // store current char
  328. if ((chr >= '0') && (chr <= '9')) // char is numeric
  329. is_num_msk |= (1 | (1 << escape_cnt)); //set mask
  330. else
  331. is_num_msk &= ~1; //clear mask
  332. }
  333. switch (escape_cnt++)
  334. {
  335. case 0:
  336. if (chr == 0x1b) return; // escape = "\x1b"
  337. break;
  338. case 1:
  339. is_num_msk = 0x00; // reset 'is number' bit mask
  340. if (chr == '[') return; // escape = "\x1b["
  341. break;
  342. case 2:
  343. switch (chr)
  344. {
  345. case '2': return; // escape = "\x1b[2"
  346. case '?': return; // escape = "\x1b[?"
  347. default:
  348. if (chr_is_num) return; // escape = "\x1b[%1d"
  349. }
  350. break;
  351. case 3:
  352. switch (lcd_escape[2])
  353. {
  354. case '?': // escape = "\x1b[?"
  355. if (chr == '2') return; // escape = "\x1b[?2"
  356. break;
  357. case '2':
  358. if (chr == 'J') // escape = "\x1b[2J"
  359. { lcd_clear(); lcd_currline = 0; break; } // EraseScreen
  360. default:
  361. if (e_2_is_num && // escape = "\x1b[%1d"
  362. ((chr == ';') || // escape = "\x1b[%1d;"
  363. chr_is_num)) // escape = "\x1b[%2d"
  364. return;
  365. }
  366. break;
  367. case 4:
  368. switch (lcd_escape[2])
  369. {
  370. case '?': // "\x1b[?"
  371. if ((lcd_escape[3] == '2') && (chr == '5')) return; // escape = "\x1b[?25"
  372. break;
  373. default:
  374. if (e_2_is_num) // escape = "\x1b[%1d"
  375. {
  376. if ((lcd_escape[3] == ';') && chr_is_num) return; // escape = "\x1b[%1d;%1d"
  377. else if (e_3_is_num && (chr == ';')) return; // escape = "\x1b[%2d;"
  378. }
  379. }
  380. break;
  381. case 5:
  382. switch (lcd_escape[2])
  383. {
  384. case '?':
  385. if ((lcd_escape[3] == '2') && (lcd_escape[4] == '5')) // escape = "\x1b[?25"
  386. switch (chr)
  387. {
  388. case 'h': // escape = "\x1b[?25h"
  389. lcd_cursor(); // CursorShow
  390. break;
  391. case 'l': // escape = "\x1b[?25l"
  392. lcd_no_cursor(); // CursorHide
  393. break;
  394. }
  395. break;
  396. default:
  397. if (e_2_is_num) // escape = "\x1b[%1d"
  398. {
  399. if ((lcd_escape[3] == ';') && e_4_is_num) // escape = "\x1b%1d;%1dH"
  400. {
  401. if (chr == 'H') // escape = "\x1b%1d;%1dH"
  402. lcd_set_cursor(e4_num, e2_num); // CursorHome
  403. else if (chr_is_num)
  404. return; // escape = "\x1b%1d;%2d"
  405. }
  406. else if (e_3_is_num && (lcd_escape[4] == ';') && chr_is_num)
  407. return; // escape = "\x1b%2d;%1d"
  408. }
  409. }
  410. break;
  411. case 6:
  412. if (e_2_is_num) // escape = "\x1b[%1d"
  413. {
  414. if ((lcd_escape[3] == ';') && e_4_is_num && e_5_is_num && (chr == 'H')) // escape = "\x1b%1d;%2dH"
  415. lcd_set_cursor(e45_num, e2_num); // CursorHome
  416. else if (e_3_is_num && (lcd_escape[4] == ';') && e_5_is_num) // escape = "\x1b%2d;%1d"
  417. {
  418. if (chr == 'H') // escape = "\x1b%2d;%1dH"
  419. lcd_set_cursor(e5_num, e23_num); // CursorHome
  420. else if (chr_is_num) // "\x1b%2d;%2d"
  421. return;
  422. }
  423. }
  424. break;
  425. case 7:
  426. if (e_2_is_num && e_3_is_num && (lcd_escape[4] == ';')) // "\x1b[%2d;"
  427. if (e_5_is_num && e_6_is_num && (chr == 'H')) // "\x1b[%2d;%2dH"
  428. lcd_set_cursor(e56_num, e23_num); // CursorHome
  429. break;
  430. }
  431. escape_cnt = 0; // reset escape
  432. }
  433. #endif //VT100
  434. int lcd_putc(char c)
  435. {
  436. return fputc(c, lcdout);
  437. }
  438. int lcd_putc_at(uint8_t c, uint8_t r, char ch)
  439. {
  440. lcd_set_cursor(c, r);
  441. return fputc(ch, lcdout);
  442. }
  443. int lcd_puts_P(const char* str)
  444. {
  445. return fputs_P(str, lcdout);
  446. }
  447. int lcd_puts_at_P(uint8_t c, uint8_t r, const char* str)
  448. {
  449. lcd_set_cursor(c, r);
  450. return fputs_P(str, lcdout);
  451. }
  452. int lcd_printf_P(const char* format, ...)
  453. {
  454. va_list args;
  455. va_start(args, format);
  456. int ret = vfprintf_P(lcdout, format, args);
  457. va_end(args);
  458. return ret;
  459. }
  460. void lcd_space(uint8_t n)
  461. {
  462. while (n--) lcd_putc(' ');
  463. }
  464. void lcd_print(const char* s)
  465. {
  466. while (*s) lcd_write(*(s++));
  467. }
  468. void lcd_print(char c, int base)
  469. {
  470. lcd_print((long) c, base);
  471. }
  472. void lcd_print(unsigned char b, int base)
  473. {
  474. lcd_print((unsigned long) b, base);
  475. }
  476. void lcd_print(int n, int base)
  477. {
  478. lcd_print((long) n, base);
  479. }
  480. void lcd_print(unsigned int n, int base)
  481. {
  482. lcd_print((unsigned long) n, base);
  483. }
  484. void lcd_print(long n, int base)
  485. {
  486. if (base == 0)
  487. lcd_write(n);
  488. else if (base == 10)
  489. {
  490. if (n < 0)
  491. {
  492. lcd_print('-');
  493. n = -n;
  494. }
  495. lcd_printNumber(n, 10);
  496. }
  497. else
  498. lcd_printNumber(n, base);
  499. }
  500. void lcd_print(unsigned long n, int base)
  501. {
  502. if (base == 0)
  503. lcd_write(n);
  504. else
  505. lcd_printNumber(n, base);
  506. }
  507. void lcd_print(double n, int digits)
  508. {
  509. lcd_printFloat(n, digits);
  510. }
  511. void lcd_printNumber(unsigned long n, uint8_t base)
  512. {
  513. unsigned char buf[8 * sizeof(long)]; // Assumes 8-bit chars.
  514. unsigned long i = 0;
  515. if (n == 0)
  516. {
  517. lcd_print('0');
  518. return;
  519. }
  520. while (n > 0)
  521. {
  522. buf[i++] = n % base;
  523. n /= base;
  524. }
  525. for (; i > 0; i--)
  526. lcd_print((char) (buf[i - 1] < 10 ? '0' + buf[i - 1] : 'A' + buf[i - 1] - 10));
  527. }
  528. void lcd_printFloat(double number, uint8_t digits)
  529. {
  530. // Handle negative numbers
  531. if (number < 0.0)
  532. {
  533. lcd_print('-');
  534. number = -number;
  535. }
  536. // Round correctly so that print(1.999, 2) prints as "2.00"
  537. double rounding = 0.5;
  538. for (uint8_t i=0; i<digits; ++i)
  539. rounding /= 10.0;
  540. number += rounding;
  541. // Extract the integer part of the number and print it
  542. unsigned long int_part = (unsigned long)number;
  543. double remainder = number - (double)int_part;
  544. lcd_print(int_part);
  545. // Print the decimal point, but only if there are digits beyond
  546. if (digits > 0)
  547. lcd_print('.');
  548. // Extract digits from the remainder one at a time
  549. while (digits-- > 0)
  550. {
  551. remainder *= 10.0;
  552. int toPrint = int(remainder);
  553. lcd_print(toPrint);
  554. remainder -= toPrint;
  555. }
  556. }
  557. uint8_t lcd_draw_update = 2;
  558. int32_t lcd_encoder = 0;
  559. uint8_t lcd_encoder_bits = 0;
  560. int8_t lcd_encoder_diff = 0;
  561. uint8_t lcd_buttons = 0;
  562. uint8_t lcd_button_pressed = 0;
  563. uint8_t lcd_update_enabled = 1;
  564. uint32_t lcd_next_update_millis = 0;
  565. uint8_t lcd_status_update_delay = 0;
  566. lcd_longpress_func_t lcd_longpress_func = 0;
  567. lcd_charsetup_func_t lcd_charsetup_func = 0;
  568. lcd_lcdupdate_func_t lcd_lcdupdate_func = 0;
  569. static ShortTimer buttonBlanking;
  570. ShortTimer longPressTimer;
  571. LongTimer lcd_timeoutToStatus;
  572. //! @brief Was button clicked?
  573. //!
  574. //! Consume click event, following call would return 0.
  575. //! See #LCD_CLICKED macro for version not consuming the event.
  576. //!
  577. //! Generally is used in modal dialogs.
  578. //!
  579. //! @retval 0 not clicked
  580. //! @retval nonzero clicked
  581. uint8_t lcd_clicked(void)
  582. {
  583. bool clicked = LCD_CLICKED;
  584. if(clicked)
  585. {
  586. lcd_consume_click();
  587. }
  588. return clicked;
  589. }
  590. void lcd_beeper_quick_feedback(void)
  591. {
  592. //-//
  593. Sound_MakeSound(e_SOUND_TYPE_ButtonEcho);
  594. /*
  595. for(int8_t i = 0; i < 10; i++)
  596. {
  597. Sound_MakeCustom(100,0,false);
  598. _delay_us(100);
  599. }
  600. */
  601. }
  602. void lcd_quick_feedback(void)
  603. {
  604. lcd_draw_update = 2;
  605. lcd_button_pressed = false;
  606. lcd_beeper_quick_feedback();
  607. }
  608. void lcd_update(uint8_t lcdDrawUpdateOverride)
  609. {
  610. if (lcd_draw_update < lcdDrawUpdateOverride)
  611. lcd_draw_update = lcdDrawUpdateOverride;
  612. if (!lcd_update_enabled)
  613. return;
  614. if (lcd_lcdupdate_func)
  615. lcd_lcdupdate_func();
  616. }
  617. void lcd_update_enable(uint8_t enabled)
  618. {
  619. if (lcd_update_enabled != enabled)
  620. {
  621. lcd_update_enabled = enabled;
  622. if (enabled)
  623. { // Reset encoder position. This is equivalent to re-entering a menu.
  624. lcd_encoder = 0;
  625. lcd_encoder_diff = 0;
  626. // Enabling the normal LCD update procedure.
  627. // Reset the timeout interval.
  628. lcd_timeoutToStatus.start();
  629. // Force the keypad update now.
  630. lcd_next_update_millis = _millis() - 1;
  631. // Full update.
  632. lcd_clear();
  633. if (lcd_charsetup_func)
  634. lcd_charsetup_func();
  635. lcd_update(2);
  636. } else
  637. {
  638. // Clear the LCD always, or let it to the caller?
  639. }
  640. }
  641. }
  642. bool lcd_longpress_trigger = 0;
  643. // WARNING: this function is called from the temperature ISR.
  644. // Only update flags, but do not perform any menu/lcd operation!
  645. void lcd_buttons_update(void)
  646. {
  647. static uint8_t lcd_long_press_active = 0;
  648. uint8_t newbutton = 0;
  649. if (READ(BTN_EN1) == 0) newbutton |= EN_A;
  650. if (READ(BTN_EN2) == 0) newbutton |= EN_B;
  651. if (READ(BTN_ENC) == 0)
  652. { //button is pressed
  653. lcd_timeoutToStatus.start();
  654. if (!buttonBlanking.running() || buttonBlanking.expired(BUTTON_BLANKING_TIME)) {
  655. buttonBlanking.start();
  656. safetyTimer.start();
  657. if ((lcd_button_pressed == 0) && (lcd_long_press_active == 0))
  658. {
  659. longPressTimer.start();
  660. lcd_button_pressed = 1;
  661. }
  662. else if (longPressTimer.expired(LONG_PRESS_TIME))
  663. {
  664. lcd_long_press_active = 1;
  665. lcd_longpress_trigger = 1;
  666. }
  667. }
  668. }
  669. else
  670. { //button not pressed
  671. if (lcd_button_pressed)
  672. { //button was released
  673. buttonBlanking.start();
  674. if (lcd_long_press_active == 0)
  675. { //button released before long press gets activated
  676. newbutton |= EN_C;
  677. }
  678. //else if (menu_menu == lcd_move_z) lcd_quick_feedback();
  679. //lcd_button_pressed is set back to false via lcd_quick_feedback function
  680. }
  681. lcd_long_press_active = 0;
  682. }
  683. lcd_buttons = newbutton;
  684. //manage encoder rotation
  685. uint8_t enc = 0;
  686. if (lcd_buttons & EN_A) enc |= B01;
  687. if (lcd_buttons & EN_B) enc |= B10;
  688. if (enc != lcd_encoder_bits)
  689. {
  690. switch (enc)
  691. {
  692. case encrot0:
  693. if (lcd_encoder_bits == encrot3)
  694. lcd_encoder_diff++;
  695. else if (lcd_encoder_bits == encrot1)
  696. lcd_encoder_diff--;
  697. break;
  698. case encrot1:
  699. if (lcd_encoder_bits == encrot0)
  700. lcd_encoder_diff++;
  701. else if (lcd_encoder_bits == encrot2)
  702. lcd_encoder_diff--;
  703. break;
  704. case encrot2:
  705. if (lcd_encoder_bits == encrot1)
  706. lcd_encoder_diff++;
  707. else if (lcd_encoder_bits == encrot3)
  708. lcd_encoder_diff--;
  709. break;
  710. case encrot3:
  711. if (lcd_encoder_bits == encrot2)
  712. lcd_encoder_diff++;
  713. else if (lcd_encoder_bits == encrot0)
  714. lcd_encoder_diff--;
  715. break;
  716. }
  717. }
  718. lcd_encoder_bits = enc;
  719. }
  720. ////////////////////////////////////////////////////////////////////////////////
  721. // Custom character data
  722. const uint8_t lcd_chardata_bedTemp[8] PROGMEM = {
  723. B00000,
  724. B11111,
  725. B10101,
  726. B10001,
  727. B10101,
  728. B11111,
  729. B00000,
  730. B00000}; //thanks Sonny Mounicou
  731. const uint8_t lcd_chardata_degree[8] PROGMEM = {
  732. B01100,
  733. B10010,
  734. B10010,
  735. B01100,
  736. B00000,
  737. B00000,
  738. B00000,
  739. B00000};
  740. const uint8_t lcd_chardata_thermometer[8] PROGMEM = {
  741. B00100,
  742. B01010,
  743. B01010,
  744. B01010,
  745. B01010,
  746. B10001,
  747. B10001,
  748. B01110};
  749. const uint8_t lcd_chardata_uplevel[8] PROGMEM = {
  750. B00100,
  751. B01110,
  752. B11111,
  753. B00100,
  754. B11100,
  755. B00000,
  756. B00000,
  757. B00000}; //thanks joris
  758. const uint8_t lcd_chardata_refresh[8] PROGMEM = {
  759. B00000,
  760. B00110,
  761. B11001,
  762. B11000,
  763. B00011,
  764. B10011,
  765. B01100,
  766. B00000}; //thanks joris
  767. const uint8_t lcd_chardata_folder[8] PROGMEM = {
  768. B00000,
  769. B11100,
  770. B11111,
  771. B10001,
  772. B10001,
  773. B11111,
  774. B00000,
  775. B00000}; //thanks joris
  776. /*const uint8_t lcd_chardata_feedrate[8] PROGMEM = {
  777. B11100,
  778. B10000,
  779. B11000,
  780. B10111,
  781. B00101,
  782. B00110,
  783. B00101,
  784. B00000};*/ //thanks Sonny Mounicou
  785. /*const uint8_t lcd_chardata_feedrate[8] PROGMEM = {
  786. B11100,
  787. B10100,
  788. B11000,
  789. B10100,
  790. B00000,
  791. B00111,
  792. B00010,
  793. B00010};*/
  794. /*const uint8_t lcd_chardata_feedrate[8] PROGMEM = {
  795. B01100,
  796. B10011,
  797. B00000,
  798. B01100,
  799. B10011,
  800. B00000,
  801. B01100,
  802. B10011};*/
  803. const uint8_t lcd_chardata_feedrate[8] PROGMEM = {
  804. B00000,
  805. B00100,
  806. B10010,
  807. B01001,
  808. B10010,
  809. B00100,
  810. B00000,
  811. B00000};
  812. const uint8_t lcd_chardata_clock[8] PROGMEM = {
  813. B00000,
  814. B01110,
  815. B10011,
  816. B10101,
  817. B10001,
  818. B01110,
  819. B00000,
  820. B00000}; //thanks Sonny Mounicou
  821. const uint8_t lcd_chardata_arrup[8] PROGMEM = {
  822. B00100,
  823. B01110,
  824. B11111,
  825. B00000,
  826. B00000,
  827. B00000,
  828. B00000,
  829. B00000};
  830. const uint8_t lcd_chardata_arrdown[8] PROGMEM = {
  831. B00000,
  832. B00000,
  833. B00000,
  834. B00000,
  835. B00000,
  836. B10001,
  837. B01010,
  838. B00100};
  839. void lcd_set_custom_characters(void)
  840. {
  841. lcd_createChar_P(LCD_STR_BEDTEMP[0], lcd_chardata_bedTemp);
  842. lcd_createChar_P(LCD_STR_DEGREE[0], lcd_chardata_degree);
  843. lcd_createChar_P(LCD_STR_THERMOMETER[0], lcd_chardata_thermometer);
  844. lcd_createChar_P(LCD_STR_UPLEVEL[0], lcd_chardata_uplevel);
  845. lcd_createChar_P(LCD_STR_REFRESH[0], lcd_chardata_refresh);
  846. lcd_createChar_P(LCD_STR_FOLDER[0], lcd_chardata_folder);
  847. lcd_createChar_P(LCD_STR_FEEDRATE[0], lcd_chardata_feedrate);
  848. lcd_createChar_P(LCD_STR_CLOCK[0], lcd_chardata_clock);
  849. //lcd_createChar_P(LCD_STR_ARROW_UP[0], lcd_chardata_arrup);
  850. //lcd_createChar_P(LCD_STR_ARROW_DOWN[0], lcd_chardata_arrdown);
  851. }
  852. void lcd_set_custom_characters_arrows(void)
  853. {
  854. lcd_createChar_P(1, lcd_chardata_arrdown);
  855. }
  856. const uint8_t lcd_chardata_arr2down[8] PROGMEM = {
  857. B00000,
  858. B00000,
  859. B10001,
  860. B01010,
  861. B00100,
  862. B10001,
  863. B01010,
  864. B00100};
  865. const uint8_t lcd_chardata_confirm[8] PROGMEM = {
  866. B00000,
  867. B00001,
  868. B00011,
  869. B10110,
  870. B11100,
  871. B01000,
  872. B00000};
  873. void lcd_set_custom_characters_nextpage(void)
  874. {
  875. lcd_createChar_P(1, lcd_chardata_arr2down);
  876. lcd_createChar_P(2, lcd_chardata_confirm);
  877. }
  878. void lcd_set_custom_characters_degree(void)
  879. {
  880. lcd_createChar_P(1, lcd_chardata_degree);
  881. }