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Altera_Forum
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12 years ago

Cyclone-IV E USB Blaster JTAG header VCC(TRGT)

Dear sir, I am using cyclone -IV E FPGA in JTAG chain. I don't have free pins on JTAG header on the board to connect, 2.5V to pin number 4 of USB blaster cable. Can I connect 3.3V to pin ...
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Altera_Forum
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12 years ago

If Altera are stating that the only risk of driving the USB-Blaster with 3.3V is to the rev A/B Blasters and not to the FPGA, then I'd be comfortable with that. However, as I've already stated, I will continue to design my boards to the documentation Altera release for their parts.