Forum Discussion
Altera_Forum
Honored Contributor
11 years agoI think IDCODE is good enough to narrow down the capacity and flavor of device within a family, but it doesn't include device speed grade information or temperature range.
http://www.altera.com/literature/hb/cyclone-v/cv_52009.pdf "the idcode is unique for each cyclone v device. use this code to identify the devices in a jtag chain."