4 Channel Relay Shield for Arduino UNO is a simple and convenient way to interface 4 relays for switching applications in your project. Very compact design that can fit on top of Arduino UNO. Project requires 12V DC supply, all 4 trigger inputs require TTL signal, Relay-1 to Relay-4...

Hi guys, in one of our previous tutorials, we built a real-time clock with temperature monitor using the DS3231 and the 16×2 LCD display shield. Today, we will build an upgrade to that project by replacing the 16×2 LCD display with an ST7735 based 1.8″ colored TFT display. Apart...

Artila Electronics, a professional in development and manufacture of ARM-based embedded Linux systems, has released a SODIMM module M-X6ULL based on NXP i.MX6ULL processor family. The new M-X6ULL is designed to meet the needs of many general embedded applications that require power...

Orange Pi has been known for its several Raspberry Pi board clones and now has launched a better IoT focused board - Orange Pi 4G IoT. The Shenzhen based company, Xulong has gone through different modifications and even as at last year released a low-cost 2G based board - The Orange Pi...

David Johnson-Davies published another great tutorial on how to use the Tiny Graphics Library to plot the outside temperature over 24 hours on a 128x64 OLED display using an ATtiny85. This small graphics library provides point, line, and character plotting commands for use with an I2C...

Analog Devices Circuits from the Lab Reference Designs Instrumentation Anthology (pdf) -...

Arduino just announced a new Yun v2 Board with improvements over the older brother. From the Arduino blog: What’s New in Rev.2 Hardware: Much better, more robust power supply New Ethernet connector with a clever mounting solution that enables the use of all possible...

After the announcement of the i.MX 8M line of processors from NXP and their collaboration with some companies, we started seeing announcements or devices that use the chip in recent times and some of the devices or boards are beginning to be available for purchase. InnoComm, Emcraft, and...