Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

rx_freqlocked signal on Cyclone IV GX

I'm seeing strange behavior from the rx_freqlocked signal that's output from the Cyclone IV transceiver block in basic mode. According to the transceiver documentation: --- Quote Start --...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I have the same exact problem. I am tempted to move back to 10.1 and install th service pack to see if that works.

I don't care to much about the rx_freqlocked signal. It's just my design works half the time. Sometime it starts up and works and continues to work, and sometimes it starts up and doesn't receive anything. I am assuming it doesn't lock to the correct signal?? or the reset sequence is messed up. But if the rx_freqlocked signal is not working properly then it's possible something else isn't working.