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Altera_Forum's avatar
Altera_Forum
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17 years ago

JTAG header conections

Hi, I am new to FPGA design, so this question might look easy. but it will be of great help if anyone can clarify this doubt. I want to have JTAG interface for the Cyclone III on the board. I...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

Hi,

So does it mean that Vcc trgt pin of the JTAG header csn be connected to 3.3V ?

I still did not get the concept.

what voltage should i connect to Vcc trgt ie pin of JTAG header ?

3.3V or 2.5V, when VCCA is 2.5V & VCCIO is 3.3V ....