PIC12F675电机控制程序案例源码 -

标题: PIC12F675电机控制程序案例源码 [打印本页]

作者: 正辉照明 时间: 2018-12-1 14:28
标题: PIC12F675电机控制程序案例源码
编译器用的是PICC9.83
你试试吧，一定要关闭AD才行哦。
//***************************************************
//          __________________
//    VDD-| 1          14 |-VSS
// 电机GP5-| 2          13 |-GP0/AN0/DAT  LED
// AN3/GP4-| 3          12 |-GP1/AN1/CLK
//GP3/RMCLR--| 4          11 |-GP2/AN2
//          |________________ |
//             16F675
//***************************************************

#include <pic.h>

#define uchar unsigned char
#define uint  unsigned int

#ifndef OPEN
#define OPEN  1
#endif

#ifndef OFF
#define OFF  0
#endif

#define       SET                               1
#define       CLEAR                      0
#define       TRUE                      1
#define       FALSE                      0

__CONFIG(FOSC_EXTRCIO & WDTE_OFF & MCLRE_OFF  & BOREN_OFF  & CP_OFF & PWRTE_ON);
  //内部RC 看门狗关闭 GP3为IO 代码不保护
//#pragma config BOREN = OFF, CPD = OFF, FOSC = XT, MCLRE = OFF, WDTE = OFF, CP = OFF, PWRTE = OFF

#define KEY    GPIO3
#define LED    GPIO0
#define BEEP GPIO1
#define SCR    GPIO5
#define GHG    GPIO4

  /*********程序声明****************/
void  InitAPP(void);

//void  ScanKey();

void InitAPP()
{
      /* Comment out if using simulator, ICD2, or ICE2000
      #asm                                                                //Load Factory Calibration Value Into OSCCAL
            call 0x3FF
            bsf       _STATUS,5
            movwf _OSCCAL
      #endasm
      */

TRISIO=0x00;                   //Set All I/O's As OUT
      VRCON = 0;                      //参考电压断电
      CMCON = 0x07;                   // configure comparator inputs as digital I/O
      ANSEL =  0;                               // configure A/D inputs as digital I/O
      ADON=  0;
      GIE = 1;

                           //Enable All Interrupts
  //  RAPU=0;       //上拉总使能
  //  WPUA5=1;          //RA5使能
// RAIE=1;
   IOCB5=1;       //管脚中断使能

}
/*********定时器初始化***************/
void  TimeInt()
{
OPTION_REG  &= 0x80;                //
TMR0  = 0x14;                   //  250uS
T0IE = 1;                         //Timer0 Overflow Interrupt Enabled
T0IF = 0;                      //Clear Timer0 Overflow Interrupt Flag

}

//***************************************************************************
//Isr() - Interrupt Service Routine
//    - Timer0 Overflow & GP3 Pin Change Are Used
//***************************************************************************

void interrupt Isr()
{    static  uint  count;
      if ( (T0IE & T0IF) == 1)          //If A Timer0 Interrupt, Then
      {
               TMR0  = 0x14;
               if(++count==40)
                  {
                  count=0;
               LED=~LED;
                  }

                  T0IF = 0;                //Clear Timer0 Interrupt Flag
   }
/*
else if ( (GPIE & GPIF) == SET)       //If A GP3 Pin-Change Interrupt
{
   if(GHG==0)
   {
   SCR = 1;  //关闭电机
   BEEP=0; //打开蜂鸣器
   }
   else if(GHG==1)
   {
   SCR=0;//打开电机
   BEEP=1; //关闭蜂鸣器
   }
   GPIF=0;

}

      else if ( (INTE & INTF) == SET) //If A GP2/INT External Intrrupt
      {

      }
      else if ( PEIE == SET)                         //If Peripheral Interrupts Enabled, Check Peripheral
      {                               //Interrupts

            if ( (EEIE & EEIF) == SET)       //If A EEPROM Interrupt
            {

            }
            else if ( (ADIE & ADIF) == SET) //If A A/D Converter Interrupt
            {

            }

            else if ( (CMIE & CMIF) == SET) //If A Comparator Interrupt
            {

            }
            else if ( (TMR1IE & TMR1IF) == SET) //If A Timer1 Interrupt
            {

            }
      }

***************************/

}

//*****************************************************************************
//Main() - Main Routine
//*****************************************************************************

void  main()
{
InitAPP();
TimeInt();
      while(1)
      {

   }

}

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