Forum Discussion

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

Debugging active serial programming issue

I have strange issue: Cyclone 3 device with EPCS16 was programming properly before, now programmer says "can not recognize silicon ID". Programming device was replaced (USB blaster - ByteBlaste...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

CPLD programming is done via JTAG interface. AS programming uses additional pins on the 10 pin programming connector, it can be e.g. a broken cable or programmer defect. Or target board hardware defect.