/**************************************************************************
  
						Save & Load Operation
  
	File Name:		Save_Load.c
	Author:			Lin Qian
	Created:		2008/04/28
	Modified:		NO
	Revision: 		1.0
  
***************************************************************************/

#define __SAVE_LOAD
#include "INC\\main.h"
#undef __SAVE_LOAD


// 保存里程數和總價 ******************************
#if SaveDistCost_en
void SaveDistCost (void)
// 功能: 將里程數、總價和停車計時寫入EEPROM.
{
	uchar *pDist = (uchar *)(&Dist);	// 里程數地址
	uchar *pTotal = (uchar *)(&Total);	// 總價地址
 
	x24c02_Init();	// 初始化24c02

	//--- 寫入里程數 ---
	x24c02_Write(X24C02_0, EEPROM_DIST, *pDist);
	DelayXms(5);
	x24c02_Write(X24C02_0, EEPROM_DIST+1, *(++pDist));
	DelayXms(5);

	//--- 寫入總價 ---
	x24c02_Write(X24C02_0, EEPROM_TOTAL, *pTotal);
	DelayXms(5);
	x24c02_Write(X24C02_0, EEPROM_TOTAL+1, *(++pTotal));
	DelayXms(5);

	// --- 寫入停車計時 ---
		// Hour
	x24c02_Write(X24C02_0, EEPROM_STOP_HOUR, StopHour);
	DelayXms(5);
		// Min
	x24c02_Write(X24C02_0, EEPROM_STOP_MIN, StopMin);
	DelayXms(5);
		// Sec
	x24c02_Write(X24C02_0, EEPROM_STOP_SEC, StopSec);
	DelayXms(5);
}
#endif

// 讀取里程數和總價 ******************************
#if LoadDistCost_en
void LoadDistCost (void)
// 功能: 從24c02中讀取里程數、總價和停車計時
{
	uchar *pDist = (uchar *)(&Dist);	// 里程數地址
	uchar *pTotal = (uchar *)(&Total);	// 總價地址

//	x24c02_Init();	// 初始化24c02
	
	//--- 讀取里程數 ---
	*pDist = x24c02_Read(X24C02_0, EEPROM_DIST);
	DelayXms(5);
	*(++pDist) = x24c02_Read(X24C02_0, EEPROM_DIST+1);
	DelayXms(5);

	//--- 讀取總價 ---
	*pTotal = x24c02_Read(X24C02_0, EEPROM_TOTAL);
	DelayXms(5);
	*(++pTotal) = x24c02_Read(X24C02_0, EEPROM_TOTAL+1);
	DelayXms(5);

	//--- 讀取停車計時 ---
		// Hour
	StopHour = x24c02_Read(X24C02_0, EEPROM_STOP_HOUR);
	DelayXms(5);
		// Min
	StopMin = x24c02_Read(X24C02_0, EEPROM_STOP_MIN);
	DelayXms(5);
		// Sec
	StopSec = x24c02_Read(X24C02_0, EEPROM_STOP_SEC);
	DelayXms(5);

	//--- 讀取出錯修正 ---
	if( Dist == 0xffff )
		Dist = 0;
	if( Total == 0xffff )
		Total = 0;
	if( StopHour >= 24 )
		StopHour = 0;
	if( StopMin >= 60 )
		StopMin = 0;
	if( StopSec >= 60 )
		StopSec = 0;

	//--- 刷新畫面顯示 ---
	if( MenuMode == MENU_MAIN )
	{
		ShowDist();		// 更新里程數
		ShowCost();		// 更新總價
		ShowStopTimer();	// 更新停車計時
	}
}
#endif

// 存儲單價 ******************************
#if SavePrice_en
void SavePrice(void)
{
// --- 變量定義 ---
	uchar *pDayPrice = (uchar *)(&DayPrice);	// 白天單價地址
	uchar *pNightPrice = (uchar *)(&NightPrice);	// 夜晚單價地址

// --- Operation ---
//	x24c02_Init();	// 初始化24c02

	// 寫入白天單價
	x24c02_Write(X24C02_0, EEPROM_DAY_PRICE, *pDayPrice);
	DelayXms(5);
	x24c02_Write(X24C02_0, EEPROM_DAY_PRICE+1, *(++pDayPrice));
	DelayXms(5);

	// 寫入夜晚單價
	x24c02_Write(X24C02_0, EEPROM_NIGHT_PRICE, *pNightPrice);
	DelayXms(5);
	x24c02_Write(X24C02_0, EEPROM_NIGHT_PRICE+1, *(++pNightPrice));
	DelayXms(5);
}
#endif

// 讀取單價 ******************************
#if LoadPrice_en
void LoadPrice (void)
{
	uchar *pDayPrice = (uchar *)(&DayPrice);		// 白天單價地址
	uchar *pNightPrice = (uchar *)(&NightPrice);	// 夜晚單價地址

	//--- 從24c02中讀取單價變量 ---
//	x24c02_Init();	// 初始化24c02
	
	// 讀取白天單價
	*pDayPrice = x24c02_Read(X24C02_0, EEPROM_DAY_PRICE);
	DelayXms(5);
	*(++pDayPrice) = x24c02_Read(X24C02_0, EEPROM_DAY_PRICE+1);
	DelayXms(5);

	// 讀取夜晚單價
	*pNightPrice = x24c02_Read(X24C02_0, EEPROM_NIGHT_PRICE);
	DelayXms(5);
	*(++pNightPrice) = x24c02_Read(X24C02_0, EEPROM_NIGHT_PRICE+1);
	DelayXms(5);

	//--- 若讀出內容為空, 則裝載單價默認值 ---
	//[注: 當24c02存儲單元的出廠內容(或被擦除后內容)為0xff.]
	if( DayPrice == 0xffff )
		DayPrice = DAY_PRICE;	// 白天單價(默認)
	if( NightPrice == 0xffff)
		NightPrice = NIGHT_PRICE;	// 夜晚單價(默認)
}
#endif

// 存儲實時時鐘 ******************************
#if SaveRTC_en
void SaveRTC (void)
{
	// 寫入實時時鐘Hour
	x24c02_Write(X24C02_0, EEPROM_CLOCK_HOUR, ClockHour);
	DelayXms(5);

	// 寫入實時時鐘Min
	x24c02_Write(X24C02_0, EEPROM_CLOCK_MIN, ClockMin);
	DelayXms(5);

	// 寫入實時時鐘Sec
	x24c02_Write(X24C02_0, EEPROM_CLOCK_SEC, ClockSec);
	DelayXms(5);
}
#endif

// 讀取實時時鐘 ******************************
#if LoadRTC_en
void LoadRTC (void)
{
	//--- 從24c02讀取實時時鐘變量 ---
	ClockHour = x24c02_Read(X24C02_0, EEPROM_CLOCK_HOUR);
	DelayXms(5);
	ClockMin = x24c02_Read(X24C02_0, EEPROM_CLOCK_MIN);
	DelayXms(5);
	ClockSec = x24c02_Read(X24C02_0, EEPROM_CLOCK_SEC);
	DelayXms(5);

	//--- 若讀取的實時時鐘變量值越界, 則裝載其默認值 ---
	if( ClockHour >= 24 )
		ClockHour = 10;
	if( ClockMin >= 60 )
		ClockMin = 30;
	if( ClockSec >= 60 )
		ClockSec = 0;
}
#endif

//************************************************************