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

A resistor having a fixed, defined electrical resistance which is not adjustable.

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

Welcome to your new project. Imagine what you can build here.

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

An example development and reference design for the ESP32 microcontroller.

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