Forum Discussion

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

Input pins are driven down

Hello, I wish everyone have happy new year. In my case, it's not. I have connected input pins of CPLD(MAX II, EPM570C5N) and CMOS image sensor output pins. But, there are a problem with the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

--- Quote Start ---

are you sure that the programming is succesful ?

--- Quote End ---

Having pins acting as output unintentionally can be only explained by a wrong pin assignment, programming a wrong configuration stream, or a defective device.