schlae / graphics-gremlin

Open source retro ISA video card

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Can I replace with ICE40HX1K-TQ144?

yeokm1 opened this issue · comments

Hi

I'm intending to assemble your board however I realised ICE40HX4K-TQ144 is out of stock everywhere.

Will a ICE40HX1K-TQ144 work instead?

No, the 1K has fewer I/O pins, and the Gremlin uses nearly every available I/O on the 4K. You'll just have to wait until they get back in stock.