A preliminary design for developing SMT32F4x series based project that’ll help you get started faster.

A variant of the arduino Pro Mini based around the atmega328

An example development and reference design for the ESP32 microcontroller.

A simulated circuit that demonstrates how diodes in a bridge configuration convert an AC voltage to DC voltage.

Two separate simulated circuits which demonstrate how step up and step down transformers work.

A simulated blinking LED circuit using an astable multivibrator a.k.a "flip-flop" as a square wave generator.