/*
 * File      : lcd_cfg_api.c
 * This file is part of Sizhu Ultrasonic Gas-Meter
 * COPYRIGHT (C) 2022,Sizhu Ultrasonic Gas-Meter Development Team
 *
 * Brief     : Header file of lcd_io_api.
 * http://www.ideacreated.com/
 *
 * Change Logs:
 * Date           Author            Notes
 * 2022-08-22     Sizhu_J1anG       the first version
 * 2022-08-30     Sizhu_Ye          targeted modification
 */

#ifndef _LCD_IO_API_H_
#define _LCD_IO_API_H_

#include "define_all.h" 
#include "lcd_segmentcode.h"


#define	SEGNUM		48

#define	LCD_ADDR_WRITE    	0x7C    //¼ûÎĵµ20/35
#define	LCD_ADDR_READ     	0x7D

#define	LCD_REG_DATA_ADDR		0x80   //ÏÔʾÊý¾ÝÊäÈëÊä³öµÄÃüÁî

#define	LCD_DRIVE_MODE_COMMAND_ADDR 0x82 //22/35 Çý¶¯Ä£Ê½ÃüÁî 0x82  

#define	LCD_SYSTEM_MODE_COMMAND_ADDR 0x84

#define LCD_PWR_GPIO_PORT							GPIOD
#define LCD_PWR_PIN										GPIO_Pin_7

#define LCD_BACKLIGHT_PWR_GPIO_PORT		GPIOD
#define LCD_BACKLIGHT_PWR_PIN					GPIO_Pin_8

//ÏÔʾÆÁµçÔ´
#define LCD_PWR_ON			GPIO_SetBits(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)
#define LCD_PWR_OFF			GPIO_ResetBits(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)	

#define LCD_PWR_IO_READ			GPIO_ReadInputDataBit(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)

//±³¹â¿ª¹Ø
#define LCD_BACKLIGHT_ON 		GPIO_SetBits(LCD_BACKLIGHT_PWR_GPIO_PORT,LCD_BACKLIGHT_PWR_PIN)
#define LCD_BACKLIGHT_OFF 	GPIO_ResetBits(LCD_BACKLIGHT_PWR_GPIO_PORT,LCD_BACKLIGHT_PWR_PIN)

/***********************************************************************
 * Ãû³Æ£ºLcd_DisplaySeg()
 * ¹¦ÄÜ£ºÏÔʾһ¶Î¶ÎÂë
 * ´«Èë²ÎÊý£ºSegNum:0~127¶ÎºÅÂë
 * ¾ÙÀý£ºLcd_DisplaySeg(_LCD_TI_logo)£¬ÏÔʾTI logo
  ********************************************************************** */
//Ìí¼ÓÖ¸¶¨Êý¾Ýµ½Êý×é
#define LCD_DISPLAY_SEG(__SEG_NUM__) LCD_Buffer[__SEG_NUM__ >> 3]  |= 1 << (__SEG_NUM__ % 8)

/***********************************************************************
 * Ãû³Æ£ºLcd_ClearSeg()
 * ¹¦ÄÜ£ºÇå³ýÒ»¶Î¶ÎÂë
 * ´«Èë²ÎÊý£ºSegNum:0~127¶ÎºÅÂë
 * ¾ÙÀý£ºLcd_ClearSeg(_LCD_TI_logo)£¬ÏÔʾTI logo  ÕâÀïµÄÔ­Àí¾ÍÊÇ»º´æµÄ°ËλÊýÅųɶþ½øÖÆ£¬½«¶ÔӦλÖÃÒ»
  ********************************************************************** */
//Çå³ýÖ¸¶¨Êý¾Ýµ½Êý×é
#define LCD_CLEAR_SEG(__SEG_NUM__) LCD_Buffer[__SEG_NUM__ >> 3]  &= ~(1 << (uint8_t)(__SEG_NUM__ % 8))


typedef enum{
	LCD_A = 0U,
	LCD_B,
	LCD_C,
	LCD_D,
	LCD_E,
	LCD_F,
	LCD_G,
	LCD_H,
	LCD_I,
	LCD_J,
	LCD_K,
	LCD_L,
	LCD_M,
	LCD_N,
	LCD_O,
	LCD_P,
	LCD_Q,
	LCD_R,
	LCD_S,
	LCD_T,
	LCD_U,
	LCD_V,
	LCD_W,
	LCD_X,
	LCD_Y,
	LCD_Z
}LCD_LETTERS_T;

extern uint8_t	LCD_Buffer[SEGNUM];


void Lcd_Write_Reg(uint8_t sadd,uint8_t * pBuffer,uint8_t len);
void Lcd_Write(uint8_t cmd_add,uint8_t * pBuffer,uint8_t len);

void Lcd_DisplayFirstLine_23A(u8 show_type,double number);
void Lcd_DisplaySecondLine_23A(u8 show_type,double number);

void Lcd_DisplayDigit_23A(unsigned char Position ,u8 Digit);
void Lcd_ClearDigit_23A(unsigned char Position);

void Lcd_DisplayLetter(uint8_t position,LCD_LETTERS_T letter);
void Lcd_GPIO_Init(void);


#endif