25 lines
502 B
Verilog
25 lines
502 B
Verilog
/// bled
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/// Button-toggled LED
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///
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/// This toggles the LED using a pushbutton on pin 6. The pushbutton
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/// has one side connected to Vcc, and the other side to both pin 6 and
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/// a 10K Ω resistor (because, for some reason, that's what I have on
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/// hand).
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module top (
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input PIN_6,
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input CLK,
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output LED
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);
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reg state = 0;
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reg pressed = 0;
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assign LED = state;
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// I found the negedge was better for debouncing.
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always @(negedge PIN_6)
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state <= !state;
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endmodule
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