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Altera_Forum
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14 years ago

JTAG Programing Cyclone III device

Hello, I`m new in developing boards with Altera, thus i tried to develop the simplest design: just Cyclone III, and a few leds. I`m going to program it with Usb blaster via JTAG, but when ...
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Altera_Forum
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14 years ago

On CIII devices you have a 4th MSEL3 pin which must be tied to ground, too.

Otherwise an AP configuration mode is selected, since MSEL pins have internal pull-ups