ADLINK PCI-8164 User Manual
Page 157

Operation Theory
145
_8164_get_irq_status(0, &irq_status);// Check if
this card’s int
if(irq_status) 
{
for(i=0;i<4;i++) _8164_enter_isr(i);// enter ISR 
 for(i=0;i<4;i++) 
{
_8164_get_int_type(i, &int_type);
// check int type
if( int_type & 0x1 )
{
_8164_get_error_int(i, &int_status1[i]);
 
 
// Insert User’s Code in Error INT
//
//
 
}
if( int_type & 0x2 ) 
{ 
_8164_get_event_int(i, &int_status2[i]);
 
 // Insert User’s Code in Event INT
 //
 //
}
} 
// end of for every axis on card0
 
for(i=0;i<4;i++) _8164_leave_isr(i);
}
 
else _8164_not_my_irq(0);
 
 // Send EOI
_OUTPORTB(0x20, 0x20);
 
_OUTPORTB(0xA0, 0x20);
enable();
// allow int service
}
 
void interrupt _8164_isr1(void){}
void interrupt _8164_isr2(void){}
void interrupt _8164_isr3(void){}
void interrupt _8164_isr4(void){}
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