demo9s08aw60_test.c

freescale DEMO9S08AW60_TEST已调试过的测试模块程序

/******************************************************************************
*
*       Copyright (C) 2006 Freescale Semiconductor, Inc.
*       All Rights Reserved
*
* Filename:     DEMO9S08AW60_TEST.c
* Author:       Daniel Kruczek 
* Revision:     3.0
*
* Description:	Flashes LED_BAR7 and LED_BAR0 turns on and off according to
*               the state of SW1.
*
* Notes:        Also serves as an example for the 9S08AW60 demo board.
*               Created using CodeWarrior 5.0 for HC(S)08.
******************************************************************************/
// ===================================================================
// Macro Functions definitions
// ===================================================================
// The setting in project preference must be checked
// char should be unsigned 8 bit

typedef	unsigned char	muint8;
typedef	unsigned short	muint16;
typedef	unsigned long	muint32;

typedef	char			mint8;
typedef	short			mint16;
typedef	long			mint32;

// To Clear or Set single bits in a byte variable.
#define	b_SetBit(bit_ID, varID)		(varID |= (muint8)(1<<bit_ID))
#define	b_ClearBit(bit_ID, varID)	(varID &= ~(muint8)(1<<bit_ID))
#define	b_XorBit(bit_ID, varID)		(varID ^= (muint8)(1<<bit_ID))

// To Clear or Set single bits in a word(16-bit) variable.
#define	w_SetBit(bit_ID, varID)		(varID |= (muint16)(1<<bit_ID))
#define	w_ClearBit(bit_ID, varID)	(varID &= ~(muint16)(1<<bit_ID))
#define	w_XorBit(bit_ID, varID)		(varID ^= (muint16)(1<<bit_ID))


#include <hidef.h> 			/* EnableInterrupts macro  */
#include "derivative.h" /* include peripheral declarations */


/*
// ---------------------------------------------------------------------------
// Peripheral Initialization Routine
// ---------------------------------------------------------------------------
*/
void PeriphInit(void)
{
    SOPT  = 0x00;	 /* Disable COP	*/
    PTCDD = 0x10;  // set port c as inputs for push button switch input 
    PTCPE = 0xEF;  // enable port c pullups for push button switch operation

    PTFDD = 0xFF;	 // set port f as outputs for LED operation
    PTFD  = 0x00;                     		
    
  /* TPM1SC: TOF=0,TOIE=0,CPWMS=0,CLKSB=0,CLKSA=0,PS2=0,PS1=0,PS0=0 */
 // TPM1SC = 0x00;                       /* Stop and reset counter */
 // TPM1MOD = 0x00;                      /* Period value setting */
 // (void)(TPM1SC == 0);                 /* Overflow int. flag clearing (first part) */
  /* TPM1SC: TOF=0,TOIE=1,CPWMS=0,CLKSB=0,CLKSA=1,PS2=1,PS1=1,PS0=0 */
  //TPM1SC = 0x4E;                       /* Int. flag clearing (2nd part) and timer control register setting */
  /* ### */
    
}


/*
// ---------------------------------------------------------------------------
// Main
// ---------------------------------------------------------------------------
*/  
void main(void) {
  
 	unsigned short      tempcount;
 	unsigned short      tempcount2;
  
  PeriphInit();			/* Microcontroller initialization */ 
  EnableInterrupts; /* enable interrupts */
  
  
  // Begin LED/Switch test
  for(;;)			// If ms still has time left, delay another ms
  {												
	  if (PTCD_PTCD2==0x01)
    	b_ClearBit(0,PTFD);
    else
    	b_SetBit(0,PTFD);
    
	
	  b_SetBit(7,PTFD);
		tempcount = 125;	// This loop is about 8 instructions
		
				
		while(tempcount != 0)	// 125 loops is 1000 instructions
		{
		  tempcount2 = 125;
		  
		  while(tempcount2 != 0)	// 125 loops is 1000 instructions
		    tempcount2--;
		  
		  tempcount--;	// Run at 4MHz is 1ms
	  }/* End While */
	  
		
		b_ClearBit(7,PTFD);	
		tempcount = 125;	// This loop is about 8 instructions
		
		
		while(tempcount != 0)	// 125 loops is 1000 instructions
		{
	    tempcount2 = 125;

      while(tempcount2 != 0)	// 125 loops is 1000 instructions
		    tempcount2--;
		  
	    tempcount--;	// Run at 4MHz is 1ms
	  }/* End While */

	} /* loop forever */ 

}/* end main(void) */