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Fix screen refresh

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This commit is contained in:
Michał Gdula 2025-06-23 22:51:08 +01:00
parent ef0bb65fdf
commit 6db323c570
2 changed files with 85 additions and 54 deletions
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32
lib_sharp.h
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@ -1,30 +1,36 @@
#ifndef LIB_SHARP_H
#define LIB_SHARP_H
#ifndef SHARP_DISPLAY
#define SHARP_DISPLAY
#include "hardware/spi.h"
#define CMD_WRITE 0x80
#define CMD_CLEAR 0x20
#define CMD_VCOM 0x40
// in LSB format
#define CMD_WRITE 0b10000000
#define CMD_VCOM 0b01000000
#define CMD_CLEAR 0b00100000
#define SWAP(a, b) { a ^= b; b ^= a; a ^= b; }
typedef enum sharp_color
{
WHITE = 0,
BLACK = 1,
}
sharp_color_t;
typedef struct sharp_display {
typedef struct sharp_display
{
uint16_t width, height;
uint8_t cs;
uint8_t vcom;
uint8_t * framebuffer;
spi_inst_t * spi;
} sharp_display_t;
}
sharp_display_t;
sharp_display_t sharp_display_new(uint16_t width, uint16_t height, spi_inst_t * spi, uint8_t cs);
bool sharp_display_error(sharp_display_t * display);
void sharp_display_refresh_screen(sharp_display_t * display);
void sharp_display_clear_screen(sharp_display_t * display);
void sharp_display_clear_buffer(sharp_display_t * display);
void sharp_display_toggle_vcom(sharp_display_t * display);
void sharp_display_draw_pixel(sharp_display_t *display, uint16_t x, uint16_t y, sharp_color_t color);
void sharp_display_fill_screen(sharp_display_t * display, sharp_color_t color);
void sharp_display_draw_pixel(sharp_display_t *display, int x, int y, bool color);
void sharp_display_draw_circle(sharp_display_t *display, int x0, int y0, int radius, bool color);
#endif //LIB_SHARP_H
#endif