view venus/src/periph/led_npn.v @ 63:4a7db02ddd3e

buzzer circuit implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 01 Dec 2021 20:22:47 +0000
parents 06e95ff0023b
children
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/*
 * This module captures the circuit for showing the state of a digital signal
 * on a LED using an NPN transistor instead of a MOSFET, like we did for PWL
 * on Caramel2.
 */

module led_npn (GND, VBAT, Signal);

input GND, VBAT, Signal;

wire R_to_LED, LED_to_Q;

resistor R (VBAT, R_to_LED);
basic_LED led (.A(R_to_LED), .C(LED_to_Q));
transistor_slot Q (.E(GND), .B(Signal), .C(LED_to_Q));

endmodule