Weight_Bed/main.c

/*
 * Copyright (c) 2011 ITE Tech. Inc. All Rights Reserved.
 */
/** 
 * @author Jim Tan
 * @version 1.0
 */

#include "H/Function_Init.H"

#define STANDAED_K  0.069849  
#define Maxsize 		3
/**************************************************************
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ز<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
#define Max_Weight 			300000    //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ g
#define Sensitivity 		2					//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> mv/v
#define Ex_U						5					//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ,adcĬ<63><C4AC>ѡ<EFBFBD><D1A1><EFBFBD>ڲ<EFBFBD>vccΪ<63><CEAA><EFBFBD><EFBFBD> v
#define ADC_PGA					128				//ADCоƬ<D0BE>˷ű<CBB7><C5B1><EFBFBD>
#define ADC_MAX_NUM			7FFFFF		//ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Χ
STANDAED_K = (Ex_U/2/ADC_PGA/ADC_MAX_NUM) /(Sensitivity*Ex_U)*Max_Weight  //Ϊ<>˱<EFBFBD><CBB1>⾫<EFBFBD>ȶ<EFBFBD>ʧ<EFBFBD><CAA7><EFBFBD><EFBFBD><EFBFBD>ü<EFBFBD><C3BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD>
***************************************************************/

bit Key0_flag = 0;//ȫ<>ֱ<EFBFBD><D6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Function_Init.H,<2C><><EFBFBD>︳<EFBFBD><EFB8B3>ֵ
bit Key1_flag = 0;

/////////////<2F><>ֵ<EFBFBD>˲<EFBFBD>3	
long Bubble_Sort_3(long* Data)
{
	uchar i,j;
	long temp;
	for(i=0;i<2;i++)
	{
		for(j=0;j<2-i;j++)
		{
			if(Data[j]>Data[j+1])
			{
				temp = Data[j];
				Data[j] = Data[j+1];
				Data[j+1] = temp;
			}
		}
	}
	return Data[1];
}	

void main(void)
{
//////////////<2F>ò<EFBFBD><C3B2>ִ<EFBFBD><D6B4><EFBFBD>Ϊ<EFBFBD>ɼ<EFBFBD>ADC<44><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼֵ ԭʼ<D4AD><CABC><EFBFBD><EFBFBD>
//	long read_buff[4];
//	
//	IO_Init();
//	Uart_Test();
//	
//	CS1237_Init_all();//ADC<44><43>ʼ<EFBFBD><CABC>
//	Delay_ms(300);//<2F>ȴ<EFBFBD>ADCоƬ<D0BE><C6AC>λ
//	CS1237_Config_all();//ADC<44><43><EFBFBD><EFBFBD>
//	
//	while(1)
//	{
//			for(i=0;i<4;i++)
//			{
//				send_buff[i] = zero_buff[i];
//			}
//		UART_SendAll(send_buff);
//	}

//////////////<2F>ò<EFBFBD><C3B2>ִ<EFBFBD><D6B4><EFBFBD>Ϊ<EFBFBD>ɼ<EFBFBD><C9BC><EFBFBD><EFBFBD>۲<EFBFBD>4·<34><C2B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><C4B6><EFBFBD>
	long send_buff[4];
	long zero_buff[4];
	long data_buff[4];
	long queue[4][3];
	int  queue_p;
	float k = STANDAED_K;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD><CFB5>
	long uart_buff[4]=0;
//	uchar function_ret = 0;
//	long zero_sort[9];
	uchar i,j;
	uchar a = 20;	//һ<><D2BB><EFBFBD>˲<EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>1-100<30><30>ԽСԽƽ<D4BD><C6BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Խ<EFBFBD><D4BD> <20><><EFBFBD><EFBFBD>Ϊ50 1s<31>Ϳ<EFBFBD><CDBF>Խӽ<D4BD><D3BD><EFBFBD>ǧ<EFBFBD><C7A7>֮999 <20><><EFBFBD><EFBFBD>Ϊ20<32><30>Ҫ<EFBFBD>ȴ<EFBFBD>3s<33><73><EFBFBD>Ҳ<EFBFBD><D2B2>ܽӽ<DCBD>ǧ<EFBFBD><C7A7>֮999
	
	IO_Init();		//IO<49><4F>ʼ<EFBFBD><CABC>,<2C>Ƚ<EFBFBD>Ĭ<EFBFBD>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD><EFBFBD>δʹ<CEB4><CAB9><EFBFBD><EFBFBD><EFBFBD>ŵ<EFBFBD><C5B5><EFBFBD><EFBFBD>ó<EFBFBD>ǿ<EFBFBD><C7BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	Uart_Test();	//<2F><><EFBFBD>ڳ<EFBFBD>ʼ<EFBFBD><CABC>
	Timer_Test();	//<2F><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>

	CS1237_Init_all();//ADC<44><43>ʼ<EFBFBD><CABC>
	
	Delay_ms(300);//<2F>ȴ<EFBFBD>ADCоƬ<D0BE><C6AC><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
	
	CS1237_Config_all();//ADC<44><43><EFBFBD><EFBFBD>

	for(i=0;i<4;i++)
	{
		zero_buff[i] = Read_CS1237_all(i);
		send_buff[i] = zero_buff[i];
	}

	for(i=0;i<4;i++)
	{
		for(j=0;j<Maxsize;j++)
		{
			queue[i][j] = Read_CS1237_all(i);
		}
	}
	
	while(1)
	{
		for(i=0;i<4;i++)
		{
			queue[i][queue_p] = Read_CS1237_all(i);
			data_buff[i] = Bubble_Sort_3(queue[i]);
		}
		queue_p = (queue_p+1)%3;
		for(i=0;i<4;i++)
		{
				send_buff[i] = ((100-a)*send_buff[i] + a*data_buff[i])/100;		//һ<><D2BB><EFBFBD>˲<EFBFBD>
		}
		
		if(Key0_flag)//ȥƤ<C8A5><C6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>3s
		{
			Key0_flag=0;
			for(i=0;i<4;i++)
			{
				zero_buff[i] = send_buff[i];
			}
		}

		for(i=0;i<4;i++)
		{
			uart_buff[i] =(send_buff[i]-zero_buff[i])*k;
			UART_Send_VOFA(uart_buff[i]);
			if(i<3)
				UART_SendByte(44);//','<27><><EFBFBD>ŷָ<C5B7>
		}
		UART_SendByte(10);//'\r'<27>ӻس<D3BB><D8B3><EFBFBD>
		UART_SendByte(13);//'\n'<27>ӻ<EFBFBD><D3BB>з<EFBFBD>		
	}
}