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Altera_Forum
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15 years ago

HOW TO DETECT A RISING EDGE(OF A PULSE) ON NIOS 2 (ucLINUX) AS AN INTERRUPT

hi every one, i am using a nios 2(on cyclone 2) on uclinux os..can anybody suggest me ,how can i detect a rising or falling edge of a pulse(hardware signal) as an interrupt to the processor..??
Altera_Forum's avatar
Altera_Forum
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15 years ago

thanks for reply...

den is it required to keep on polling a perticular PIO pin using readh(0x40008df)memory loc..? how can i read it as an interrupt..??