ttss_sop/source/bsp/cs1232.c

////////////////////////////////////////////////////////////////////////////  
///@copyright  Copyright (c) 2020, 传控科技 All rights reserved.  
///-------------------------------------------------------------------------  
/// @file            cs1232.h
/// @brief           hard cs1232 include
/// @info  FILE FOR HARDWARE  cs1232
///-------------------------------------------------------------------------  

	
//////////////////////////////////////////////////////////////////////////////
/// @version		1.0  
/// @author		CC 
/// @date			20200530
/// @note			
//////////////////////////////////////////////////////////////////////////////

#include "cs1232.h"
TSS_FLOW_ tss_ads;

//#define D_ADC_GATHER_Way1 1
#if 0
u8 Read_byte_adcIC(void)
{
	u8 i;
	u8 rdata = 0; //初始化返回值为 0
	for(i = 0; i < 8; i++)
	{
		D_ADC_SCLK1_ON();
		rdata <<= 1; //返回值左移 1 位
	///	CS1231_Clk(); //上升沿接收数据,下降沿更新数据

		D_ADC_SCLK1_OFF();

	
		if(D_ADC_DOUT1_AT())
		{
			rdata += 1; //若数据线上数据为 1，则返回值加 1 
		} 
	}
	return(rdata);
}

void L0_ADS1213_CH(u8 ch)
{
	///	///	SPEED = 1 		57--57 ms 硬件配置成高电平
	D_ADC_PDWN_OFF();
	switch(ch)
	{
		case D_ADCCH_T:
			L0_ADS1213_T(1);
			break;
		case D_ADCCH_1:
			D_ADC_CS_A0_OFF();
			break;
		case D_ADCCH_2:
			D_ADC_CS_A0_ON();
			break;
		case D_ADCCH_3:
			//D_ADC_CS2_A0_OFF();
			break;
		case D_ADCCH_4:
			//D_ADC_CS2_A0_ON();
			break;
		default:///
			L0_ADS1213_T(0);
			break;
	};
	Lc_delay_us(50);
	D_ADC_PDWN_ON();
}

//channel-温度
void L0_ADS1213_T(u8 onff)
{
	if(onff)
	{
		D_ADC_PDWN_OFF();
		D_ADC_TEMP_ON();
		Lc_delay_us(50);
		D_ADC_PDWN_ON();
	}
	else
	{
		D_ADC_PDWN_OFF();
		D_ADC_TEMP_OFF();
		Lc_delay_us(50);
		D_ADC_PDWN_ON();
	}
}

#endif
void L0_ADS1213_INIT(void)
{
	D_ADS1213_INIT();
	D_stdIO_P3(BITN2);
	D_stdIO_P3(BITN3);

	//L0_ADS1213_CH(D_ADCCH_1);  //4个独立芯片，不需要切换
	Lc_delay_ms(100);///57ms 建立时间

	//L0_ADS1213_CH(D_ADCCH_3);
	//Lc_delay_ms(100);///57ms 建立时间
}


void L0_2dc_SCLK(vtype ch,vtype onf)
{
	switch (ch)
	{
		case D_ADCCH_1:
			if(onf){D_ADC_SCLK1_ON();}else{D_ADC_SCLK1_OFF();}
			break;
		case D_ADCCH_2:
			if(onf){D_ADC_SCLK2_ON();}else{D_ADC_SCLK2_OFF();}
			break;
		case D_ADCCH_3:
			if(onf){D_ADC_SCLK3_ON();}else{D_ADC_SCLK3_OFF();}
			break;
		case D_ADCCH_4:
			if(onf){D_ADC_SCLK4_ON();}else{D_ADC_SCLK4_OFF();}
			break;
		default:
			break;
	}
}

vtype L0_2dc_DOUT_AT(vtype ch)
{
	vtype r = 9;

	switch (ch)
	{
		case D_ADCCH_1:
			r = D_ADC_DOUT1_AT();
			break;
		case D_ADCCH_2:
			r = D_ADC_DOUT2_AT();
			break;
		case D_ADCCH_3:
			r = D_ADC_DOUT3_AT();
			break;
		case D_ADCCH_4:
			r = D_ADC_DOUT4_AT();
			break;
		default:
			break;
	}
	return r;
}

//任务读
vS32 L0_ADS1231_readCH(vtype ch)
{
	vtype i; vU32 rdata = 0;
	for(i = 0; i < 24; i++)
	{
		L0_2dc_SCLK(ch,1);///	D_ADC_SCLK1_ON();
		rdata <<= 1; 
		L0_2dc_SCLK(ch,0);///D_ADC_SCLK1_OFF();
		if(L0_2dc_DOUT_AT(ch))
		{
			rdata += 1;
		}
	}
	///25 puls make DOUT high
	L0_2dc_SCLK(ch,1);
	if(rdata & 0x800000)	//最高位为1，<0则
	{
		rdata |= 0xFF000000;
	}
	L0_2dc_SCLK(ch,0);

	return rdata;
}

//调试阻塞读
vS32 L0_ADS1231_read(U8 ch)
{
	vU32 e = 0;u8 i;vS32 rdata = 0;
	while(1 == L0_2dc_DOUT_AT(ch))
	{
		if(e ++ > 100000)
		{
			//return 0;
		}
	}
	for(i = 0; i < 24; i++)
	{
		L0_2dc_SCLK(ch,1);
		rdata <<= 1; 
		L0_2dc_SCLK(ch,0);
		if(L0_2dc_DOUT_AT(ch))
		{
			rdata += 1;
		}
	}
	L0_2dc_SCLK(ch,1);
	if(rdata & 0x800000)	//???λ?1??<0??
	{
		rdata |= 0xFF000000;
	}
	return rdata;
}


void L1_ADS1213_main(void)
{ 
	U8 ch = D_ADCCH_2;
	while(1)
	{
		while(1 == L0_2dc_DOUT_AT(ch))
			;
		tss_ads.u32_i = L0_ADS1231_readCH(ch);
		tss_ads.u16_v = (vU16)( tss_ads.u32_i >> 16);
		L0_uart0_ushex(tss_ads.u16_v);
		tss_ads.u16_v = (vU16)(tss_ads.u32_i & 0x0000ffff);
		L0_uart0_ushex(tss_ads.u16_v);//Lc_delay_us(500);
		L0_uart0_uc(0x0d);	L0_uart0_uc(0x0a);
	}
}


/*********************************end file*********************************************/