Motion-Activated-LED-Control-System/I2C.h at main · adoudf/Motion-Activated-LED-Control-System · GitHub

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/*
 * File:   I2C.h
 * Author: Abdoulaye Doumbouya
 *
 * Created on April 7, 2024, 6:53 PM
 */

#ifndef I2C_H
#define	I2C_H

#ifdef	__cplusplus
extern "C" {
#endif

/* File: I2C_LCD.h */
#define _XTAL_FREQ             4000000

#define I2C_BaudRate           100000
#define SCL_D                  TRISC3
#define SDA_D                  TRISC4

#define LCD_BACKLIGHT          0x08
#define LCD_NOBACKLIGHT        0x00
#define LCD_FIRST_ROW          0x80
#define LCD_SECOND_ROW         0xC0
#define LCD_THIRD_ROW          0x94
#define LCD_FOURTH_ROW         0xD4
#define LCD_CLEAR              0x01
#define LCD_RETURN_HOME        0x02
#define LCD_ENTRY_MODE_SET     0x04
#define LCD_CURSOR_OFF         0x0C
#define LCD_UNDERLINE_ON       0x0E
#define LCD_BLINK_CURSOR_ON    0x0F
#define LCD_MOVE_CURSOR_LEFT   0x10
#define LCD_MOVE_CURSOR_RIGHT  0x14
#define LCD_TURN_ON            0x0C
#define LCD_TURN_OFF           0x08
#define LCD_SHIFT_LEFT         0x18
#define LCD_SHIFT_RIGHT        0x1E
#define LCD_TYPE               2       // 0 -> 5x7 | 1 -> 5x10 | 2 -> 2 lines

//-----------[ Functions' Prototypes ]--------------

//---[ I2C Routines ]---

void I2C__Init();
void I2C__Wait();
void I2C__Start();
void I2C__RepeatedStart();
void I2C__Stop();
void I2C_ACK();
void I2C_NACK();
unsigned char I2C__Write(unsigned char data);
unsigned char I2C_Read_Byte(void);

//---[ LCD Routines ]---

void LCD_Init(unsigned char I2C_Add);
void IO_Expander_Write(unsigned char Data);
void LCD_Write_4Bit(unsigned char Nibble);
void LCD_CMD(unsigned char CMD);
void LCD_Set_Cursor(unsigned char ROW, unsigned char COL);
void LCD_Write_Char(char);
void LCD_Write_String(char*);
void Backlight();
void noBacklight();
void LCD_SR();
void LCD_SL();
void LCD_Clear();


#ifdef	__cplusplus
}
#endif

#endif	/* I2C_H */
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