/**
??******************************************************************************
??*?@file????adc.c
??*?@author??YANDLD
??*?@version?V2.4
??*?@date????2013.5.23
??*?@brief???超核K60固件庫?ADC模塊驅動
??******************************************************************************
??*/
#include?“adc.h“
static?uint8_t?ADC_Cal（ADC_Type?*ADCx）;
/***********************************************************************************************
?功能：初始化ADC模塊
?形參：ADC_InitStruct:?ADC初始化結構
?返回：0
?詳解：0
************************************************************************************************/
void?ADC_Init（ADC_InitTypeDef*?ADC_InitStruct）
{
	ADC_MapTypeDef?*pADC_Map?=?（ADC_MapTypeDef*）&ADC_InitStruct->ADCxMap;
	PORT_Type?*ADC_PORT?=?NULL;
	ADC_Type?*ADCx?=?NULL;
	//參數檢查
	assert_param（IS_ADC_PRECISION（IS_ADC_PRECISION（ADC_InitStruct->ADC_Precision）））;
	
	//找到對應的GPIO?并配置為ADC模式
	if（pADC_Map->ADC_IsAnalogChl?==?0）?//如果是普通GPIO?的ADC通道
	{
		switch（pADC_Map->ADC_GPIO_Index）
		{
			case?0:
				SIM->SCGC5?|=?SIM_SCGC5_PORTA_MASK;
				ADC_PORT?=?PORTA;
				break;
			case?1:
				SIM->SCGC5?|=?SIM_SCGC5_PORTB_MASK;
				ADC_PORT?=?PORTB;
				break;
			case?2:
				SIM->SCGC5?|=?SIM_SCGC5_PORTC_MASK;
				ADC_PORT?=?PORTC;
				break;
			case?3:
				SIM->SCGC5?|=?SIM_SCGC5_PORTD_MASK;
				ADC_PORT?=?PORTD;
				break;
			case?4:
				SIM->SCGC5?|=?SIM_SCGC5_PORTE_MASK;
				ADC_PORT?=?PORTE;
				break;
			default:break;
		}
		//配置對應引腳為ADC模式
		ADC_PORT->PCR[pADC_Map->ADC_Pin_Index]?&=?~PORT_PCR_MUX_MASK;
		ADC_PORT->PCR[pADC_Map->ADC_Pin_Index]?|=?PORT_PCR_MUX（pADC_Map->ADC_Alt_Index）;
	}
	//找出ADC端口
	switch（pADC_Map->ADC_Index）
	{
		case?0:
			SIM->SCGC6?|=?SIM_SCGC6_ADC0_MASK;
			//SIM->SOPT7?&=?~（SIM_SOPT7_ADC0ALTTRGEN_MASK??|?SIM_SOPT7_ADC0PRETRGSEL_MASK）;?
			//SIM->SOPT7?=?SIM_SOPT7_ADC0TRGSEL（0）;
			ADCx?=?ADC0;
			break;
		case?1:
			SIM->SCGC3?|=?SIM_SCGC3_ADC1_MASK;
			//SIM->SOPT7?&=?~（SIM_SOPT7_ADC1ALTTRGEN_MASK??|?SIM_SOPT7_ADC1PRETRGSEL_MASK）;?
			//SIM->SOPT7?=?SIM_SOPT7_ADC1TRGSEL（0）;
			ADCx?=?ADC1;
			break;
		default:break;
	}
	//配置轉換精度
	ADCx->CFG1?&=?~（ADC_CFG1_MODE_MASK）;?
	ADCx->CFG1?|=?ADC_CFG1_MODE（ADC_InitStruct->ADC_Precision）;
	//輸入時鐘源位BusClock
	ADCx->CFG1?&=?~ADC_CFG1_ADICLK_MASK;
	ADCx->CFG1?|=??ADC_CFG1_ADICLK（0）;?
	//快速采樣
	ADCx->CFG1?&=?~ADC_CFG1_ADLSMP_MASK;
	//配置ADC分頻?最低分頻
	ADCx->CFG1?&=?~ADC_CFG1_ADIV_MASK;
	ADCx->CFG1?|=?ADC_CFG1_ADIV（3）;?
	//設置?A或者B通道
	ADCx->CFG2?=?0;
	if（pADC_Map->ADC_IsChlAB?==?0）
	{
		ADCx->CFG2?&=?~ADC_CFG2_MUXSEL_MASK;
	}
	else
	{
		ADCx->CFG2?|=?ADC_CFG2_MUXSEL_MASK;
	}
	//其他雜項配置
	ADCx->CFG2?|=?（ADACKEN_DISABLED|ADHSC_HISPEED|ADC_CFG2_ADLSTS（ADLSTS_20））;
??ADCx->CV1?=?0x1234u;?
	ADCx->CV2?=?0x5678u;
	ADCx->SC2?=?（ACFE_DISABLED|ACFGT_GREATER|ACREN_ENABLED|DMAEN_DISABLED|?ADC_SC2_REFSEL（REFSEL_EXT））;
	ADCx->SC3?=?（CAL_OFF|ADCO_SINGLE|AVGE_ENABLED|ADC_SC3_AVGS（AVGS_32））;
	ADCx->PGA?=?（PGAEN_DISABLED|PGACHP_NOCHOP|PGALP_NORMAL|AD

?屬性????????????大小?????日期????時間???名稱
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?????目錄???????????0??2017-11-29?21:53??practice\
?????目錄???????????0??2017-11-18?17:16??practice\2017.11.13\
?????目錄???????????0??2017-11-18?17:16??practice\2017.11.13\OBJ\
?????文件??????327308??2017-10-21?21:39??practice\2017.11.13\OBJ\adc.crf
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?????文件??????293748??2017-10-21?21:39??practice\2017.11.13\OBJ\gpio.o
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