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Shark121's avatar
Shark121
Icon for New Contributor rankNew Contributor
4 years ago

Downloading Error when both 3V I/O & tranceivers are used in a project

Hello, I use a Avst-PCIe IP in my project, which has a 3V I/O pin for reset, and tranceivers's pin assignments for tx/rx channels. After compilation, I downloaded the .sof file into device use Qua...
JohnT_Altera's avatar
JohnT_Altera
Icon for Regular Contributor rankRegular Contributor
4 years ago

Hi,


May I know if you are using embedded USB-blaster II? Have you try to reduce the TCK frequency? How many device is in the chain?


Shark121's avatar
Shark121
Icon for New Contributor rankNew Contributor
4 years ago

Hi,

Thank you for reply!

I'm using USB-blaster, not USB-blaster II.

I replace the OSC from 24MHz to 6MHz in the USB-blaster, the TCK frequency slowed, but my problem is still there.

Only one device in this downloading chain.

Expecting for your reply!