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Altera_Forum
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17 years ago

CPLD input question (by a primary user from china)

HI,Guys,I'm debuging EMP240T100。 I have set a signal "DONE" as input,and the pin doesn't connected to any device,but when I read it by DATA_BUS,it is '1', ps:DATA_BUS is a 16bits data bu...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

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Is 'Done' an input pin of the device? In that case, can you check if you have specified it correctly in the pin-options? And if it is a signal, then has there been any driver to that?

--- Quote End ---

'Done' is just an input signal of the cpld,which is drivered by fpga.

that's all.

I haven't solve it yet.

thanks for your reply!