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Altera_Forum's avatar
Altera_Forum
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16 years ago

Buttons communication problem NIOS II

Hello everybody, I created a design with buttons where a led lights on when pressing a button. My quartus II design works; I checked the pin assignments and the buttons signals with SignalTap. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

You don't have connected the "button" input to your PIO

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.in_port_to_the_button_pio (button_n),

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or you should have this statement

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assign button_n = ~button;

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The statement

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assign led = ~led_n;

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should be

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assign led_n = ~led;

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