Forum Discussion

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

Uart loopback

Hello guys, I have created a nios2 system with a uart port: uart_0 I have put the rx_uart and tx_uart in short circuit. So I expect that what I send is what I get. Finally I have writ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

SOLVED !

There were two main problems..

1- On the fpga gived to me were missing two IC that were driving the signals on the pins I was measuring

2- I was using a higher clock.. I needed a PLL divisor on my quartus design to see the clock out of the txd_pin.

Now all the systems are up and running. Thank you !!!

have a nice day