#include <MSP430X14X.h>
#include "ad_init.h"

void Init_ADC(void)
{
    P6SEL = 0X07;             //設置P6.0為模擬輸入通道
    
    ADC12CTL0 &= ~(ENC);      //設置ENC為0，從而修改ADC12寄存器的值
    ADC12CTL1 |= CSTARTADD_0; //轉換的起始地址為：ADCMEM0
    
    ADC12MCTL0 = INCH_0;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A0
    ADC12MCTL1 = INCH_1;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A1
    ADC12MCTL2 = INCH_2;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A2
    ADC12MCTL3 = INCH_3;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A3
    ADC12MCTL4 = INCH_4;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A4
    ADC12MCTL5 = INCH_5;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A5
    ADC12MCTL6 = INCH_6;      //設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A6
    ADC12MCTL7 = INCH_7 + EOS;//設置參考電壓分別為AVSS和AVCC，
                              //輸入通道為A6
    	    
    ADC12CTL0 |= ADC12ON;
    ADC12CTL0 |= MSC;
    
    
    ADC12CTL1 |= CONSEQ_1;    //轉換模式為：多通道、單次轉換
    
    ADC12CTL1 |= ADC12SSEL_1; //SMCLK
    ADC12CTL1 |= ADC12DIV_0;  //時鐘分頻為1
    ADC12CTL1 |= (SHP);	      //采樣脈沖由采用定時器產生
                
    ADC12CTL0 |= ENC;         //使能ADC轉換
    return;
}
void Init_TimerA(int time)
{
    TACTL = TASSEL1 + TACLR;  // 選擇SMCLK，清除TAR
    TACTL += ID1;			
    TACTL += ID0;             // 1/8 SMCLK
    CCTL0 = CCIE;	      // CCR0 中斷允許
    CCR0 = time;	      // 時間間隔
    TACTL |= MC0;	      // 增記數模式
    
    return;
}