https://pi-ada-tutorial.sourceforge.io/tags/inductive-load/ Recent content in Inductive-Load on Pi Ada Tutorial Hugo en-gb krischik@users.sourceforge.net (Martin Krischik) krischik@users.sourceforge.net (Martin Krischik) Mon, 18 May 2026 18:42:02 +0200 https://pi-ada-tutorial.sourceforge.io/pico_ada_c07_buzzer/ Mon, 18 May 2026 18:42:02 +0200krischik@users.sourceforge.net (Martin Krischik) https://pi-ada-tutorial.sourceforge.io/pico_ada_c07_buzzer/ In this chapter we connect both active and passive buzzers to the Pico. We start with a simple button-controlled doorbell, improve the passive buzzer with bit-banging, and finally create a clean sweeping alert tone using the Pico’s PWM hardware. We also look at inductive-load protection and why a diode is essential.