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