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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-05-23 Chushicheng the first version.
*/
#ifndef DRV_ST7796_H__
#define DRV_ST7796_H__
#include <rtdevice.h>
#define LCD_DEVICE_NAME "st7796"
typedef enum
{
ST7796_DIR_0 = 0x08U,
ST7796_DIR_90 = 0x68U,
ST7796_DIR_180 = 0xC8U,
ST7796_DIR_270 = 0xA8U,
} st7796_direction_t;
typedef enum
{
ST7796_RGB444 = 3,
ST7796_RGB565 = 5,
ST7796_RGB666 = 6,
ST7796_RGB888 = 7
} st7796_pixfmt_t;
typedef struct
{
rt_err_t (*reset_cb)(void *handle);
rt_err_t (*backlight_cb)(void *handle, rt_uint8_t on);
rt_err_t (*write_cmd_cb)(void *handle, rt_uint8_t *cmd, rt_uint8_t len);
rt_err_t (*write_data_cb)(void *handle, void *data, rt_uint32_t len);
} st7796_cb_t;
typedef struct
{
st7796_direction_t direction;
st7796_pixfmt_t pix_fmt;
rt_uint8_t inversion;
rt_uint8_t bgr_mode;
uint8_t mirrored;
} st7796_config_t;
typedef struct
{
void *user_data;
st7796_cb_t cb;
st7796_config_t config;
} st7796_lcd_t;
typedef struct
{
struct rt_device parent;
st7796_lcd_t st7796;
struct rt_spi_device *spi_dev;
} st7796_t;
void lcd_load(rt_uint16_t x_start, rt_uint16_t x_end, rt_uint16_t y_start, rt_uint16_t y_end, void *data);
int drv_st7796_init(void);
#endif /* DRV_ST7796_H__ */
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