The Arduino Uno R3 is a microcontroller board based on a removable ATmega328P 20 digital input/output pins AVR MCU 8-Bit 5V USB 16MHz

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

An example development and reference design for the ESP32 microcontroller.

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

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

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