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Altera_Forum's avatar
Altera_Forum
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16 years ago

JTAG and Config, Mutil Voltage, Multi Chip

Hello, I am using an Arria I dev kit to interface to a board that contains 3 FPGAs. The interface (HSMC) provides a JTAG connection plus a number of I/O that I will be using to do PS configura...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

1 & 2 - What are the three FPGAs on the other board? More than likely, you'll be just fine between 2.5V and 3.3V. If you were going down to say 1.8V, you might have trouble.

3 - I think you'll be fine with the on-chip current strength selection. This is a dev kit right? Adding a series resistor can actually hurt you if it's not in the right position (close to the driving pin).

Jake