system_time.c

凌阳单片机SPMC75F2413A 的变频调速系统

//========================================================================
// The information contained herein is the exclusive property of
// Sunplus Technology Co. And shall not be distributed, reproduced,
// or disclosed in whole in part without prior written permission.
//             (C) COPYRIGHT 2001 SUNPLUS TECHNOLOGY CO.
//                    ALL RIGHTS RESERVED
// The entire notice above must be reproduced on all authorized copies.
//========================================================================

//========================================================================
// Filename: System_time.c
// Author: Lianshu  Mou (email: [e-mail])
// Date: 2004/08/05
// Description: 
//
// Reference:
// Revision:
//      2004/08/05      First version
//========================================================================

#include "Spmc75_regs.h"
#include "mcMACRO.h"

#define Time_1mS  0x5dc0

//=================================================================================================
// Description: IRQ3 interrupt source is XXX,used to XXX
// Notes:
//=================================================================================================

int g_iWork_Daly_Time = 0;                          //系统定时计数器
int g_iMoto_Run_Time = 0;
int g_iADC_Work_Time = 0;

void IRQ4(void) __attribute__ ((ISR));
void IRQ4(void)
{
    if(P_TMR2_Status->B.TPRIF)
    {
    	P_TMR2_Status->B.TPRIF = 1;
    	g_iWork_Daly_Time ++;                   //定时计数器加1
    	g_iMoto_Run_Time ++;
    	g_iADC_Work_Time ++;
    }
}

//=================================================================================================
// ----Function: void Systime_Init(void);
// -Description: TMR2_module initialize function
// --Parameters: None
// -----Returns: None
// -------Notes: 
//=================================================================================================
void Systime_Init(void)
{
	P_TMR2_Ctrl->B.MODE = CB_TMR2_MODE_Normal;            //P_TMR2_Ctrl Init
	P_TMR2_Ctrl->B.CCLS = CB_TMR2_CCLS_TPR;
	P_TMR2_Ctrl->B.CKEGS = CB_TMR2_CKEGS_Rising;
	P_TMR2_Ctrl->B.TMRPS = CB_TMR2_TMRPS_FCKdiv1;	
	P_TMR2_TPR->W = Time_1mS;
	P_TMR2_INT->B.TPRIE = CB_TMR2_TPRIE_Enable;           //Timer Period interrupt Enable    
	P_TMR_Start->B.TMR2ST = CB_TMR_TMR2ST_Start;          //Timer 2 RUN 
}
//=================================================================================================
// ----Function: void Work_daly(int Time);
// -Description: System daly Time
// --Parameters: None
// -----Returns: None
// -------Notes: 
//=================================================================================================
void Work_daly(int Time)
{
	g_iWork_Daly_Time = 0;
	while(g_iWork_Daly_Time < Time);
}