#include <reg51.h>
#include <math.h>
#include <string.h>
#include <intrins.h>
#include <stdio.h>
#include "c_code.h"

#define Graphic        1
#define TXT            0

unsigned char code str_USB[];
unsigned char code str2[];
unsigned char code str3[];
unsigned char code str4[];
unsigned char code str5[];
unsigned char i;

unsigned int ihexs, iflag[3];
unsigned char disp_buffer[5];

extern unsigned int ad_convert();
unsigned char C;

void hextobcd(unsigned int hexs,unsigned char j);
void deoutlier(unsigned int x[4], unsigned int x0[4][2], char Bound);
void calibration(unsigned int x[4]);

void LcmDynWriteData(unsigned char x, unsigned char y, unsigned char CH_No,unsigned int ihex);

unsigned int new_value[4];
unsigned int value[4][2];

unsigned char menu_item;

void main(void)
{ 	
	menu_item = 0;
	do
	{
		for(i = 0;i < 3; i++)						   
			iflag[i] = 0;								 //程序跳轉標志
		ACC = 0x01;										 //MOV A, #01h
		Regstr = ACC;									 //MOV 30h, A
		PortA000 = ACC;									 //MOV DPTR, #A000h  MOV @DPTR, A
		FPWR = 0;										 //CLR P1.5
		ACC = Port6000;
		ACC = ACC & 0x80;
		if(ACC != 0x80)									//電源POWER鍵按下
		{
			ACC = Port6000;
			ACC = ACC & 0x80;
			if(ACC != 0x00)
				iflag[0] = 1;
			else
			{
				FPWR = 1;
				LcmInit();
				LcmClear(0);							//設置屏幕
				LcmWriteCommand(0x9f);
				PutString(0,0,str_Welcome);				//顯示歡迎屏
				Delay(10);								//延遲并轉入菜單屏
				
				PortA000 = 0x04;
				ACC = Port6000;
				ACC = ACC & 0x01;
				if(ACC != 0x01)							//檢測ESC鍵按下，則轉測量Start
				{	
					//菜單共5條：日期、時間、量程、報警上限、報警下限，故0 <= menu_item <= 4
					ACC = Port6000;
					ACC = ACC & 0x10;
					if(ACC == 0x10)
					{
						if(menu_item != 4)
							menu_item ++;					//若按Down鍵，menu_item ++，但其最大值為4
						else
							menu_item = 4;
					}
					ACC = Port6000;
					ACC = ACC & 0x20;
					if(ACC == 0x30)
					{
						if(menu_item != 0)
							menu_item --;					//若按UP鍵，menu_item --，但其最小值為0
						else
							menu_item = 0;
					}
					switch(menu_item)						//下面每個設置必須按Enter確認
					{
						case 0:								//日期設置
							break;
						case 1:								//時間設置
							break;
						case 2:								//量程設置
							break;
						case 3:								//上限設置
							break;
						case 4:								//下限設置
							break;
					}
					ACC = Port6000;
					ACC = ACC & 0x02;						
					if(ACC == 0x02)							//校零鍵按下
					{
					}						
				}
			}
		}
		else
		{
			ACC = Port6000;
			ACC = ACC & 0x40;
			if(ACC != 0x00)							    //交流電插入
			{
				FPWR = 1;
			 	LcmInit();
				LcmClear(0);
				LcmWriteCommand(0x9f);
				PutString(0,0,str_Charge);
				Delay(1);
				while(1)
				{
					AD_A0 = 1;
					AD_A1 = 1;
					
					ad_convert();
		    		hextobcd(ihexs,5);						//電源電壓轉換
															//顯示 
					FCHRG = 1;								//沒有寫完
				}
				iflag[1] = 1;
			}
			if(FUSB == 1)									 //USB插入
			{
				LcmInit();
		        LcmClear(0);
				LcmWriteCommand(0x9f);
				while(FUSB == 1)
				{
					//USB服務程序

					PortA000 = 0x08;
					ACC = Port6000;
					ACC = ACC & 0x08;
					if(ACC == 0x08)							 //Send鍵按下
					{
					}
				}
				Delay(1); 
				FPWR = 0; 
				iflag[2] = 1;									//關機
			} 
			if(iflag[1] == 0 || iflag[2] == 0)				 //沒有鍵按下
			{
				iflag[1] = 0;
				iflag[2] = 0;
				FPWR = 1;									//置P1.5 = 1
				LcmInit();
				LcmClear(0);
				LcmWriteCommand(0x9f);
				PutString(0,0,str_Hibernate);
				Delay(0);
			}
		}
	}while(iflag[0]);
		

	//Start 測量程序
	do//測量前必須曾按過Power鍵
	{																//程序跳轉標志
		iflag[0] = 0;
		LcmClear(1);
		LcmWriteCommand(0x9f);
		LcmClear(1);
	
		for(i=0;i<4;i++)
		{
			value[i][0] = 0;										//k-1時刻測量值
			value[i][1] = 0;										//k-2時刻測量值
			new_value[i] = -1;										//當前k時刻測量值
		}  
		
		PortA000 = 0x81;										   //poweron();
		Regstr = 0x81;											   
		ACC = Regstr;
		ACC = ACC & 0x0fE;										   //模擬電路休眠控制位，1休，0工作
		Regstr = ACC;
		PortA000 = ACC;

		while(1)
		{
			AD_A0 = 0;
			AD_A1 = 0;
			new_value[0] = ad_convert();							//模擬輸入路1測量
			do
			{
				C = AD_BUSY;
			}while(C == 0);
			Port10F4 = ACC;										   //啟動模擬轉換上一路，鎖存第當前路

			do
			{
				C = AD_BUSY;									   //等待以前路轉換
			}while(C == 0);
			Port10F4 = ACC;										   //啟動模擬轉換第當前路，鎖存第當前路

			do
			{
				C = AD_BUSY;
			}while(C == 0);										  	//等待當前路轉換結束；
			ACC = Port10FF;										   	//讀yiqian轉換的低字節；
			new_value[1] = new_value[1] & ACC;						//需要將賦給new_value[1]的低字節
			ACC = Port10FB;										   	//讀yiqian轉換的高字節
			//做移位，將其賦給new_value[1]的高字節

			AD_A0 = 1;
			new_value[1] = ad_convert();							//模擬輸入路2測量
	
			AD_A0 = 0;
			AD_A1 = 1;
			new_value[2] = ad_convert();							//模擬輸入路3測量
	
			AD_A0 = 1;
			new_value[3] = ad_convert();							//模擬輸入路4測量
	
			Delay(1);
			Delay(1);
			FS = 1;
			Delay(1);
			Delay(1); 	
										 				
			FS = 0;										   //ad_sample();
			ACC = Port6000;
			ACC = ACC & 0x80;
			if(ACC != 0x80)			
			{
				
				ACC = Regstr;							  //poweroff();
				ACC = ACC | 0x01;						  //模擬電路休眠控制位，1休，0工作
				Regstr = ACC;
				PortA000 = ACC;
				ACC = Regstr;
				ACC = ACC & 0x7F;						  //模擬電路電源控制位，1供電，0斷電
				Regstr = ACC;
				PortA000 = ACC;

				FPWR = 0;
				iflag[0] = 1;
				break;
			}
			calibration(new_value);
			deoutlier(new_value, value, 10);				//數據處理
			LcmDynWriteData(0,0,0x11,ihexs);				//顯示
			DelayKey(2);
			
			PortA000 = 0x08;
			ACC = Port6000;
			ACC = ACC & 0x10;
			if(ACC == 0x10)								   //若SET鍵按下，可彈出上面的菜單
			{
			}
			ACC = Port6000;
			ACC = ACC & 0x08;
			if(ACC == 0x08)									//若FIND鍵按下，為查詢
			{
			}
			ACC = Port6000;
			ACC = ACC & 0x04;
			if(ACC == 0x04)									//DELETE鍵按下
			{
			}
			PortA000 = 0x04;
			ACC = Port6000;
			ACC = ACC & 0x04;
			if(ACC == 0x04)									//SAVE鍵按下
			{
			}
			ACC = Port6000;
			ACC = ACC & 0x08;