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JanVrkoslav
New Contributor
New ContributorCyclone 10 LP JTAG galvanic isolation
Hello,
Cyclone 10 design guideline says:
JTAG pins in the Intel Cyclone 10 LP device are powered up by VCCIO. However, you may need to use VCCA in some cases. • For devices using VCCIO of 2.5, ...
FvM
Super Contributor
Super ContributorYour JTAG interface signals are sourced on board, thus it's quite simple to avoid overshoot that might violate input voltage range. I would add source side series termination with trace impedance (e.g. 50 to 70 ohm, including driver impedance).
Frank
