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Altera_Forum's avatar
Altera_Forum
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21 years ago

How to set ISR in NiosII?

Hi all, Now I want to receive info from a custom UART in NiosII IDE by Interruption. I notice the code for receiving interruption in NiosI goes like this: ----------- in...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

This is a part of my operation of ISR in the main() routine:

alt_irq_register(MY_UART_IRQ, (void*) &context, my_rxd);

IOWR_ALTERA_AVALON_UART_CONTROL(MY_UART_BASE, ALTERA_AVALON_UART_STATUS_RRDY_MSK);

Is the second sentence correct?

I &#39;m not so sure... http://forum.niosforum.com/work2/style_emoticons/<#EMO_DIR#>/huh.gif