FreeCalypso > hg > fc-small-hw

annotate lunakpd1/src/pushbutton_wrap.v @ 28:bd7eec55ebc0

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duart28: new design ideas * added input buffers (LVC with Ioff feature) to prevent high current flow from powered-up target into powered-down FT2232D inputs; * added series resistors on outputs to limit current flow from powered-up adapter into powered-down Calypso target; * buffer IC changed from 74LVC125A to 74LVC541A.
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 28 Jun 2020 22:06:24 +0000
parents c016671a4b4a
children
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1 /* wrapper for the 4-pin pushbutton package */
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3 module pushbutton_wrap (side1, side2);
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5 input side1, side2;
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7 pkg_pushbutton_4pin pkg (.pin_1(side1),
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8 .pin_2(side1),
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9 .pin_3(side2),
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10 .pin_4(side2)
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11 );
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13 endmodule