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Altera_Forum
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11 years ago

Programming Cyclone IV FPGA using USB Blaster Rev A

Hi, Is is possible to program Cyclone IV E FPGA with USB BLASTER Rev. A cable? I am facing "JTAG chain Broken error" when trying to program a custom board using JTAG interface. I am able to su...
Altera_Forum's avatar
Altera_Forum
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11 years ago

Yes, make sure your JTAG voltage is 2.5V (VCCA), and make sure your schematic and PCB layout matches the diagram.