Forum Discussion

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

Use control port for VIP (blending mixer / test pattern generator)

Hello. I have a problem with using the control port for the test pattern generator and the alpha blending mixer. I can write to the registers as defined in the VIP User Guide with IOWR/RD,...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Problem partically solved by using the macro IOWR instead of IOWR_16DIRECT.

I thought I had to use the 16DIRECT version because the registers are 16-bit wide.

But I think I was wrong...