115 lines
2.3 KiB
C
115 lines
2.3 KiB
C
/**
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* @file cm_lcd.h
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* @brief 内存管理
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* @copyright Copyright © 2021 China Mobile IOT. All rights reserved.
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* @author By lixuelin
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* @date 2022/12/28
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*
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* @defgroup LCD
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* @ingroup LCD
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* @{
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*/
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#ifndef __CM_LCD_H__
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#define __CM_LCD_H__
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include "stdint.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define LCD_PIN_RST 77 // HAL_GPIO_77
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#define LCD_PIN_SPI_4L_DCX 14 // HAL_GPIO_14
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#define LCD_PIN_SPI_CS 13 // HAL_GPIO_13
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#define LCD_PIN_BACKLIGHT 23 // HAL_GPIO_23
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/**
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* @brief 配置时发送cmd
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*
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* @param [in] cmd 需要发送的命令
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*
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* @return
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*
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* @details More details
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*/
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void cm_lcd_write_cmd(unsigned char cmd);
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/**
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* @brief 配置时发送data
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*
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* @param [in] data 需要发送的数据
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*
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* @return
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*
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* @details More details
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*/
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void cm_lcd_write_data(unsigned char data);
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/**
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* @brief 发送刷屏数据
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*
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* @param [in] data 需要发送的数据
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* @param [in] len 数据长度
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*
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* @return
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*
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* @details More details
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*/
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void cm_lcd_write_buf(unsigned char *data, int len);
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/**
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* @brief lcd 驱动初始化
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*
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*
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* @return
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*
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* @details More details
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*/
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void cm_lcd_init(void);
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/**
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* @brief lcd 驱动去初始化
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*
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*
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* @return
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*
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* @details More details
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*/
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void cm_lcd_deinit(void);
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/**
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* @brief lcd 获取ID
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*
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*
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* @return
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* > 0 - lcd ID \n
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* = 0 - 失败
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*
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* @details 只适配ST7735S
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*/
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uint32_t cm_lcd_read_id(void);
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/**
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* @brief lcd 获取ID
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*
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* @param [in] cmd 需要发送的指令
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* @param [in] cmd_len 指令长度（最大4字节）
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* @param [out] id 输出的id
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* @param [in] id_len id长度（最大4字节）
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*
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* @return
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* = 0 - 成功 \n
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* < 0 - 失败
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*
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* @details More details
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*/
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int32_t cm_lcd_read_id_v2(const uint32_t cmd, int cmd_len, void *id, int id_len);
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#endif |