When you flip any electronic device (your TV screen, laptop, power supply, computer mouse, ...etc) you will see lots of marks. These marks are conformity marking for certain quality and technical standards such as: CE, FCC and UL. Today we are going to investigate more about the CE...

The ScanaQuad 200 by Ikalogic is a high-performance 4-channel logic analyzer and digital pattern generator. It is designed to be the best companion of a hobbyist when working on serial protocols like UART, SPI, I2C, 1-Wire, USB, I2S, CAN, LIN, RS232, RS485, and more. With the...

Opendime announced their USB stick that allows you to spend Bitcoin like a dollar bill: Opendime is a small USB stick that allows you to spend Bitcoin like a dollar bill. Pass it along multiple times. Connect to any USB to check balance. Unseal anytime to spend online. Hopefully...

circuitbasics.com has posted an article about the most usefull Raspberry Pi commands: Sometimes it’s hard to keep track of all the Raspberry Pi commands you use, so I created a list of some of the most useful and important ones that will make using Linux on the Raspberry Pi a...

Compact Unipolar stepper motor driver can drive unipolar motor up to 3.5A and supply range 10 To 50V DC. This compact board is based on STK672-440BN IC from ON semiconductor. The STK672-440BN is a hybrid IC for use as a unipolar, 2-phase stepper motor driver with PWM current control...

rs-online.com have published an advanced webserver project based on PIC18F67J60 microcontroller. An Internet connection would be a valuable addition to many projects, but often designers are put off by the complexities involved. The ‘NetWorker’, which consists of a small printed...

maximintegrated.com power supply experts have a reference design of a 24V to 12V flyback converter. Maxim's power supply experts have designed and built a series of isolated, industrial power-supply reference designs. Each of these power supplies efficiently converts 24V into useful...

An ATtiny85 and a 64x48 OLED display hand clock: This is the third in my series of minimalist watches based on the ATtiny85. This version displays the time by drawing an analogue watch face on a miniature 64x48 OLED display. It uses a separate crystal-controlled low-power RTC chip to...