lcd.h 4.9 KB

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  1. //lcd.h
  2. #ifndef _LCD_H
  3. #define _LCD_H
  4. #include <inttypes.h>
  5. #include <stdio.h>
  6. extern FILE _lcdout;
  7. #define lcdout (&_lcdout)
  8. extern int lcd_putchar(char c, FILE *stream);
  9. extern void lcd_init(void);
  10. extern void lcd_refresh(void);
  11. extern void lcd_refresh_noclear(void);
  12. extern void lcd_clear(void);
  13. extern void lcd_home(void);
  14. /*extern void lcd_no_display(void);
  15. extern void lcd_display(void);
  16. extern void lcd_no_blink(void);
  17. extern void lcd_blink(void);
  18. extern void lcd_no_cursor(void);
  19. extern void lcd_cursor(void);
  20. extern void lcd_scrollDisplayLeft(void);
  21. extern void lcd_scrollDisplayRight(void);
  22. extern void lcd_leftToRight(void);
  23. extern void lcd_rightToLeft(void);
  24. extern void lcd_autoscroll(void);
  25. extern void lcd_no_autoscroll(void);*/
  26. extern void lcd_set_cursor(uint8_t col, uint8_t row);
  27. extern void lcd_createChar_P(uint8_t, const uint8_t*);
  28. extern int lcd_putc(int c);
  29. extern int lcd_puts_P(const char* str);
  30. extern int lcd_puts_at_P(uint8_t c, uint8_t r, const char* str);
  31. extern int lcd_printf_P(const char* format, ...);
  32. extern void lcd_printNumber(unsigned long n, uint8_t base);
  33. extern void lcd_printFloat(double number, uint8_t digits);
  34. extern void lcd_print(const char*);
  35. extern void lcd_print(char, int = 0);
  36. extern void lcd_print(unsigned char, int = 0);
  37. extern void lcd_print(int, int = 10);
  38. extern void lcd_print(unsigned int, int = 10);
  39. extern void lcd_print(long, int = 10);
  40. extern void lcd_print(unsigned long, int = 10);
  41. extern void lcd_print(double, int = 2);
  42. #define ESC_2J "\x1b[2J"
  43. #define ESC_25h "\x1b[?25h"
  44. #define ESC_25l "\x1b[?25l"
  45. #define ESC_H(c,r) "\x1b["#r";"#c"H"
  46. #define LCD_UPDATE_INTERVAL 100
  47. #define LCD_TIMEOUT_TO_STATUS 30000
  48. typedef void (*lcd_longpress_func_t)(void);
  49. typedef void (*lcd_charsetup_func_t)(void);
  50. typedef void (*lcd_lcdupdate_func_t)(void);
  51. //Set to none-zero when the LCD needs to draw, decreased after every draw. Set to 2 in LCD routines so the LCD gets at least 1 full redraw (first redraw is partial)
  52. extern uint8_t lcd_draw_update;
  53. extern int32_t lcd_encoder;
  54. extern uint8_t lcd_encoder_bits;
  55. // lcd_encoder_diff is updated from interrupt context and added to lcd_encoder every LCD update
  56. extern int8_t lcd_encoder_diff;
  57. //the last checked lcd_buttons in a bit array.
  58. extern uint8_t lcd_buttons;
  59. extern uint8_t lcd_button_pressed;
  60. extern uint8_t lcd_update_enabled;
  61. extern uint32_t lcd_timeoutToStatus;
  62. extern uint32_t lcd_next_update_millis;
  63. extern uint8_t lcd_status_update_delay;
  64. extern uint8_t lcd_long_press_active;
  65. extern lcd_longpress_func_t lcd_longpress_func;
  66. extern lcd_charsetup_func_t lcd_charsetup_func;
  67. extern lcd_lcdupdate_func_t lcd_lcdupdate_func;
  68. extern uint8_t lcd_clicked(void);
  69. extern void lcd_beeper_quick_feedback(void);
  70. //Cause an LCD refresh, and give the user visual or audible feedback that something has happened
  71. extern void lcd_quick_feedback(void);
  72. extern void lcd_update(uint8_t lcdDrawUpdateOverride);
  73. extern void lcd_update_enable(uint8_t enabled);
  74. extern void lcd_buttons_update(void);
  75. /**
  76. * Implementation of the LCD display routines for a Hitachi HD44780 display. These are common LCD character displays.
  77. * When selecting the Russian language, a slightly different LCD implementation is used to handle UTF8 characters.
  78. **/
  79. ////////////////////////////////////
  80. // Setup button and encode mappings for each panel (into 'lcd_buttons' variable
  81. //
  82. // This is just to map common functions (across different panels) onto the same
  83. // macro name. The mapping is independent of whether the button is directly connected or
  84. // via a shift/i2c register.
  85. #define BLEN_B 1
  86. #define BLEN_A 0
  87. #define EN_B (1<<BLEN_B) // The two encoder pins are connected through BTN_EN1 and BTN_EN2
  88. #define EN_A (1<<BLEN_A)
  89. #define BLEN_C 2
  90. #define EN_C (1<<BLEN_C)
  91. #define LCD_CLICKED (lcd_buttons&EN_C)
  92. ////////////////////////
  93. // Setup Rotary Encoder Bit Values (for two pin encoders to indicate movement)
  94. // These values are independent of which pins are used for EN_A and EN_B indications
  95. // The rotary encoder part is also independent to the chipset used for the LCD
  96. #define encrot0 0
  97. #define encrot1 2
  98. #define encrot2 3
  99. #define encrot3 1
  100. //Custom characters defined in the first 8 characters of the LCD
  101. #define LCD_STR_BEDTEMP "\x00"
  102. #define LCD_STR_DEGREE "\x01"
  103. #define LCD_STR_THERMOMETER "\x02"
  104. #define LCD_STR_UPLEVEL "\x03"
  105. #define LCD_STR_REFRESH "\x04"
  106. #define LCD_STR_FOLDER "\x05"
  107. #define LCD_STR_FEEDRATE "\x06"
  108. #define LCD_STR_CLOCK "\x07"
  109. #define LCD_STR_ARROW_UP "\x0B"
  110. #define LCD_STR_ARROW_DOWN "\x01"
  111. #define LCD_STR_ARROW_RIGHT "\x7E" //from the default character set
  112. extern void lcd_set_custom_characters(void);
  113. extern void lcd_set_custom_characters_arrows(void);
  114. extern void lcd_set_custom_characters_progress(void);
  115. extern void lcd_set_custom_characters_nextpage(void);
  116. extern void lcd_set_custom_characters_degree(void);
  117. #endif //_LCD_H