Forum Discussion

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

CYCLON IV GX - ALTGX Won't recieve any valid data

Hello I'm new in the forum, seems like very nice one me and my partner working on a final project for the university engineering degree. We have designed and manufactured two printed circu...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

yeah dave it's fpga to fpga, were using an LVDS rx input, could that be causing problems? we had to do the pin assignment workaround (setting it to 1.5PCML) (we're using quartus 11.1),external termination, all voltages are fine.

also the logic levels are beautiful, really stable.