An example development and reference design for the ESP32 microcontroller.

The Arduino Nano 33 BLE is an evolution of the traditional Arduino Nano, but featuring a lot more powerful processor, the nRF52840 from Nordic Semiconductors, a 32-bit ARM® Cortex™-M4 CPU running at 64 MHz.

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

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 type transformers work.

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