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111 mikeljo 1
 
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#ifndef graphics_h
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#define graphics_h
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void lcd_init (void);
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void lcd_plot (uint8_t x, uint8_t y, uint8_t mode);
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void lcd_rect (uint8_t x1, uint8_t y1, uint8_t widthx, uint8_t widthy,uint8_t mode);
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void lcd_frect (uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2, uint8_t mode);
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void draw_circle(int16_t x0, int16_t y0, int16_t radius, uint8_t mode);
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void draw_fcircle(int16_t x0, int16_t y0, int16_t radius);
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void put_char (uint8_t x, uint8_t y, uint8_t c, uint8_t mode);
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void lcd_line(unsigned char x1, unsigned char y1, unsigned char x2, unsigned char y2, uint8_t mode);
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void send_byte (uint8_t data);
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void lcd_print(uint8_t *text, uint8_t mode);
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void lcd_print_at (uint8_t x, uint8_t y, uint8_t *text, uint8_t mode);
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void lcd_printp (const char *text, uint8_t mode);
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void lcd_print_atp (uint8_t x, uint8_t y, const char *text, uint8_t mode);
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void lcd_cls (void);
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volatile uint8_t display_buffer[1024];                                  // Display-Puffer, weil nicht zurückgelesen werden kann
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volatile uint16_t display_buffer_pointer;                                       // Pointer auf das aktuell übertragene Byte
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volatile uint8_t display_buffer_counter;                                        // Hilfszähler zur Selektierung der Page
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volatile uint8_t display_page_counter;                                  // aktuelle Page-Nummer
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volatile uint8_t display_mode;                                                  // Modus für State-Machine
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volatile uint8_t LCD_ORIENTATION;
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#endif