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Altera_Forum
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14 years ago

Two SOPCs - SOPC#2 gives no jtag uart output

Hi guys, I have a design that instantiates two different SOPCs, each containing its own NIOS II cpu and JTAG UART. I compiled a different C-app for each NIOS II. Quartus compiles all OK, but ...
Altera_Forum's avatar
Altera_Forum
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14 years ago

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hi guys .....

i have a system with 2 cpu ...one running nios and another running linux.....

i had some problens with 2 jtags.........and a solution ....remove 1 jtag and put a serial port :) voila!

dont forget --instance=(your instance)

try it

Franz Wagner

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2 jtags? Do you mean 2 JTAG devices (such as a JTAG debug core and a JTAG UART), or 2 JTAG UARTs?

I assume using a serial port would require a hardware change?