Thermohygrometer with clock and LCD display on Arduino UNO
Arduino

Thermohygrometer with clock and LCD display on Arduino UNO

techrm @ instructables.com has a tutorial on a nice thermohydrometer: These 7 steps will drive you through the "construction" of a thermo-hygrometer with clock on Arduino UNO. Data and time, humidity and temperature will be shown on a LCD 16x2 display .If you have purchased a LCD...

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The New Arduino 101 (Genuino 101) – Unboxing, Set Up, and Comparing it to the Arduino Uno
ArduinoYoutube

The New Arduino 101 (Genuino 101) – Unboxing, Set Up, and Comparing it to the Arduino Uno

Arduino's newest board, the Arduino 101 is finally here... It has an Intel Curie processor, and an on-board gyroscope, accelerometer, and Bluetooth. Let's see how it stacks up to the Uno, and find out what each of the components on the board do. At the end of the video, I go through...

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Flow battery can run for 10 years with zero maintenance
Power

Flow battery can run for 10 years with zero maintenance

by Jan Buiting @ elektormagazine.com: Harvard University researchers have developed a low-cost flow battery that stores energy in organic molecules dissolved in neutral pH water. In their report (see below) they claim that the new battery can run for a decade or more without...

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1.2V-32V @3A Variable Switching Regulator using LM317
Power supply

1.2V-32V @3A Variable Switching Regulator using LM317

The circuit presented here is based on LM317. Generally, LM317 is known as a linear regulator IC, but here the circuit operates as a switching regulator. This circuit operates by transferring energy from the input to the output by using a solid state switch. Power Efficiency of a...

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Better current with spin electronics
ScienceTechnology

Better current with spin electronics

by Clemens Valens @ elektormagazine.com The ongoing miniaturisation of electronics is expected to reach its limits in the near future. One of the limitations is the size of electrons that are needed in electronic circuits to transport charge from one place to the other, what we...

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FONA808 USB Interface
McuUSB

FONA808 USB Interface

Jesus @ jechavarria.com tipped us with his latest project. He writes: For several months I’m working with FONA808 modules from Adafruit to make a portable, web-based locating system. This modules are based on the SIM808 module from SIMCOM manufacturer, and integrates both GSM and...

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Hack Your Car With Macchina M2
DIYInterfaceProducts

Hack Your Car With Macchina M2

Car hacking applications have been growing during the last few years, making it faster and cheaper to get into automotive tinkering. A new device was launched recently on kickstarter called M2 by Macchina. M2 is an open-source, versatile development platform which can be wired...

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Installing The Micronucleus Bootloader To An ATtiny Via Arduino
ArduinoMcuUSB

Installing The Micronucleus Bootloader To An ATtiny Via Arduino

In order to be able to upload Arduino sketches directly to the ATtiny84 over USB without the need to use a programming device, Shawn Hymel, an electrical engineer at Sparkfun Electronics, had published a guide showing how to install the micronucleus bootloader, which supports virtual USB...

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