Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
7 years ago

Max10 Jtag pins as Differential I/O.

Good day. I've got a problem with jtag pin sharing. My device is Max10 10M08. I use jtag pin sharing option and jtag pins as differential inputs. But when I try to program device with sof file us...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
7 years ago

Thank you for your answer.

I think that if use jtag pin sharing and pulling-up jtagen, you can program fpga via jtag, and after programming pull-down jtagen and use Jtag pins as diff io (after making them diff in pin planner). As I understand it works only with single ended io. But how can I use jtag pins as diff io? In pin planner I see that Jtag pins can be differential.