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Altera_Forum
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12 years ago

Nios II PS2 Keyboard

In QSYS I added a PS/2 Controller IP Core and wired it in Verilog. My code: #include <stdio.h># include <stdlib.h># include "system.h" # include <altera_up_avalon_ps2.h># include <altera_up_ps...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Can you help me?

I have a problem with ps2 keyboard interface.

I used a ps2 controller and used code C in Nios ii for connect to PS2 keyboard

But when I try to connected and detected device by instruction " printf("Detected device: %d\n", ps2->device_type);" then result is:

"Detected device: -1".

what wrong with my project? Please help me.