On Dec 12, 2005, at 12:00 AM, Dmytro Bablinyuk wrote: >>> immap->im_intctl.ic_simrh &= ~(0x0800); >> You should not be messing around with this register >> in your code. The generic 82xx interrupt functions >> will properly manage this for you. > Thank you Dan, > It's working now! > > By the way question - shall I program somewhere an edge of the IRQ > or it always triggers on the rising edge? > > Also does anybody knows any source code example of using 82xx > General Purpose Timer Unit so that it triggers interrupt handler > after some period.
The IRQ pins are set to edge trigger by default. - kumar
