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CAlex's avatar
CAlex
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3 years ago

De10 HPS issue with FPGA interval timer IP

Hi, I'm now using the interval timer ip on HPS, I set the ip as general purposed timer. The timer is set to 100 ms and there is a timer_palus link to my fpga led[1] The setting is as shown: ...
CAlex's avatar
CAlex
Icon for Contributor rankContributor
3 years ago

It seems I can't reset the TO bit, when I wish to reset the bit it turns to 1 immediately.

CAlex's avatar
CAlex
Icon for Contributor rankContributor
3 years ago

What I trying to get is a flag signal stays high for one clock wide and flip down for one clock wide and so on.

while (1)
{
if (*timer == 3)
{
*timer = 0;
!flag;
}
*led = flag;

};

It didn't work ,the flag stays the same when I read that.