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Altera_Forum
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15 years ago

Stratix IV Dev Kit programming failure

I am having issues loading an SOF onto the Stratix IV Dev Kit. The programmer reports: Error: The instruction register length for the EP4SGX230KF40 device at position 1 in the JTAG chain is un...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

The device ID looks correct.

However, the number of USB blaster does not look like correct.

You might want to try using external USB-Blaster rather than using on-board-embedded blaster.

Usually, if you only have one blaster, it should say [USB-0]