s64pit.c

来自「At91s64_ucos2.76：基于at91sam7s64芯片的uc/os移植」· C语言 代码 · 共 29 行

#include "AT91SAM7S64.h"

#include "S64Pit.h"

#include "ucos_ii.h"

void S64PitISR(void)
{
 unsigned int s=0;
 
 s=AT91C_BASE_PITC->PITC_PIVR;
 s=s; 

 //OSTimeTick();

}

void S64PitInit(void)
{
 AT91C_BASE_PITC->PITC_PIMR=AT91C_PITC_PITEN|AT91C_PITC_PITIEN|30000;
 
 AT91C_BASE_AIC->AIC_SMR[1]=AT91C_AIC_PRIOR_LOWEST|AT91C_AIC_SRCTYPE_INT_EDGE_TRIGGERED;
 //AT91C_BASE_AIC->AIC_SVR[1]=(unsigned int)S64PitISR;
 AT91C_BASE_AIC->AIC_IECR|=1<<1;

}