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Altera_Forum's avatar
Altera_Forum
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9 years ago

How to export signals from a UART (TX,RX) in verilog

Hi, I was hoping somebody could tell me how to correctly export signals from a UART in a NIOS II. I created a NIOS using QSYS with switches, lights and a UART. I have exported all of the...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

It's very difficult to see your attached image, but uart_export is two separate signals. An interface in Qsys, including an exported interface, can consist of more than one signal. Interfaces are essentially signal bundles. From the Generate menu in Qsys, look at the instantiation template. This will tell you how to instantiate the system in the top level.