DATA0 pin in Cyclone III device

May 30, 2008 1 Replies

Hi all,



From the datasheet of 3c120 (cyclone III), the data[0] is a pin used in configuration, and in user mode it can be used as a dedicated input pin with "optional user control". But when I use it as an input pin in my design, the fitter reports an error saying this pin has been used. Is there any settings I should set before I can use this pin in user mode?



Thanks, Hua



In the Device and Pins menu, Dual-Purpose Pins tab (Setting->Device-

what this pin should be after configuration.

My guess is that you need to set this.

G.

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