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Copy pathEEPROM_program.c
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EEPROM_program.c
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/*
* EEPROM_program.c
*
* Created: 3/5/2024 8:43:06 PM
* Author: mosta
*/
#define F_CPU 16000000UL
#include <util/delay.h>
#include "STBD_TYPES.h"
#include "BIT_MATH.h"
#include "EEPROM_interface.h"
#include "TWI_Interface.h"
void EEPROM_voidInit(void)
{
TWI_voidInit();
}
void EEPROM_VoidWriteByte(u16 Copy_Location , u8 Copy_Data)
{
u8 SLA_W = 0b10100000 ;
u8 B8 = GET_BIT(Copy_Location , 8);
u8 B9 = GET_BIT(Copy_Location , 9);
u8 B10 = GET_BIT(Copy_Location , 10);
SLA_W |= ((B8<<1) | (B9<<2) | (B10<<3));
TWI_voidSendStart();
if(True == TWI_u8CheckStatus(StrConTx))
{
TWI_voidSendByte(SLA_W);
if(True == TWI_u8CheckStatus(SlA_W_Ack))
{
TWI_voidSendByte((u8)Copy_Location);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
TWI_voidSendByte(Copy_Data);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
TWI_voidSendStop();
}
}
}
}
}
void EEPROM_VoidWriteString(u16 Copy_Location,s8 Copy_Str[])
{
u8 SLA_W = 0b10100000 ;
u8 B8 = GET_BIT(Copy_Location , 8);
u8 B9 = GET_BIT(Copy_Location , 9);
u8 B10 = GET_BIT(Copy_Location , 10);
SLA_W |= ((B8<<1) | (B9<<2) | (B10<<3));
TWI_voidSendStart();
if(True == TWI_u8CheckStatus(StrConTx))
{
TWI_voidSendByte(SLA_W);
if(True == TWI_u8CheckStatus(SlA_W_Ack))
{
TWI_voidSendByte((u8)Copy_Location);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
u8 i=0;
while(Copy_Str[i]!='\0')
{
TWI_voidSendByte((u8)Copy_Str[i]);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
i++;
_delay_ms(5);
}
}
TWI_voidSendByte((u8)Copy_Str[i]);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
TWI_voidSendStop();
}
}
}
}
}
u8 EEPROM_u8ReadByte(u16 Copy_Location)
{
u8 RetVal = 0;
u8 SLA_W = 0b10100000;
u8 SLA_R ;
u8 B8 = GET_BIT(Copy_Location , 8);
u8 B9 = GET_BIT(Copy_Location , 9);
u8 B10 = GET_BIT(Copy_Location , 10);
SLA_W |= (B8<<1) | (B9<<2) | (B10<<3);
SLA_R = SLA_W + 1 ;
TWI_voidSendStart();
if(True == TWI_u8CheckStatus(StrConTx))
{
TWI_voidSendByte(SLA_W);
if(True == TWI_u8CheckStatus(SlA_W_Ack))
{
TWI_voidSendByte((u8) Copy_Location);
if(True == TWI_u8CheckStatus(Data_TX_Ack))
{
TWI_voidSendStart();
if(True == TWI_u8CheckStatus(RepStrConTx))
{
TWI_voidSendByte(SLA_R);
if(True == TWI_u8CheckStatus(SLA_R_W_ACK))
{
RetVal = TWI_u8ReceiveByteWithNoAck();
TWI_voidSendStop();
}
}
}
}
}
return RetVal ;
}
void EEPROM_u8ReadString(u16 Copy_Location, s8 Copy_Str[])
{
int i=0;
u8 buffer=EEPROM_u8ReadByte(Copy_Location+i);
while (buffer!='\0' && buffer!=0xff)
{
Copy_Str[i]=buffer;
i++;
buffer=EEPROM_u8ReadByte(Copy_Location+i);
}
Copy_Str[i]='\0';
}