systeminitial.c

本人用AVR mega32写的一个关于输出32路PWM的程序

#define  EXT_SYSEM_INITIAL_GLOBALS
#include "includes.h" 


/************************************************************
 Function Name:  T2Init
 Function:       Timer0 initial
 Paramenter:     None               
 Return value:   None                     
 Author:         Chen yuan zhen May.30.2008 
*************************************************************/
void SystemInitial(void) 
{
    cli();
	//*****************flag initial***********************//  
    AD_FLAG=0;
	PCINT_FLAG=0;
	HAVE_RUN_KEY_FLAG = 0;
	MUSIC_START = 0;
	RUN_FLAG=0;
	START_FLAG =0;
	REAL_TIME_FLAG=0;
	DL_REALY_OVER=0;
	DL_OVER_FLAG=0;
    UART_ERROR_FLAG=0;
	RUN_FLAG=0;

    //*****************port initial***********************//
    DDRE  = 0x02;
    PORTE = 0xFD;
	DDRG  = 0x0F;
	PORTG = 0x20;
    
    CloseOutputPwm( );
	ClrPwmPort( );

	UARTInitial( );
	SPI_MasterInit( );
	//*****************fuction initial***********************//
	
    T0Init(); 
	T1Init(); 
	T2Init(); 

	PCIntInitial( );
    PwmPortInitial( );

    //*****************pwm initial***********************//
	PwmInitial( );
	DisposePwm( );
	TransferStruct( );
	
	sei();
	


}