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Altera_Forum
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13 years ago

I/O Element

I want to know the number of I/O Element in user I/O. CPLD:EPM570T144C5N user I/O:116 Does All user I/O have I/O elemenst? If it is possible, I want to use all user I/O as bidirectional ...
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Altera_Forum
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13 years ago

Hi,

the pinout is defined in http://www.altera.com/literature/dp/max2/epm570.pdf

As there are no I/O pin defined as input only, the I/O as listed are bidirectional, some (e.g. the Clocksignals) are either dedicated clock signals or can be used as I/O (to be defined in QuartusII) - if you are fine with using the I/O regarding the number of signals to be connected, just use only the I/O...