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DIY Bike GPS
This DIY bicycle GPS can convert any bike into smart bike by adding navigation support. This bike GPS connects to the user’s smartphone GPS via Bluetooth and receives the navigation data from a GPS...
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The World of TI’s Tiva C MCUs
Most of us who work with electronics know the name of Texas Instruments (TI) as a manufacturer of several important digital and analogue ICs as well as fancy sophisticated scientific calculators....
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Programmable relay switch using PIC MCU (revised version)
Programmable relays are key elements in numerous automation applications such as automatic street light control, watering and pump control, HVAC, home automation, power plants automation in industries,...
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Easy Pulse mikro – A mikroBus compatible pulse sensor
Easy Pulse mikro is a new addition to our Easy Pulse Sensor series. The word mikro signifies that it’s an add-on board in mikroBus form factor, which enables easy integration with mikroElektronika‘s...
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PIC based IR remote control
Rajkumar Sharma has shared his design files for single channel and 16 channel IR remote control boards on Electronics Lab. Both of these boards utilize PIC microcontrollers and the TSOP1738 Infra-Red...
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Great Cow Basic new release announcement
Great Cow BASIC (GCB) is a BASIC compiler for Microchip and Atmel microcontrollers. It lets you to program in BASIC instead of having to learn assembly or C language and is completely open source! The...
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DIY baby monitor that streams audio over wifi using ESP8266
This DIY baby monitor built by Sven337 uses two ESP8266 NodeMCU modules to send audio over wifi. The transmitter part consists of an inexpensive electret microphone to capture the audio in the room....
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EasyEDA releases a free, online gerber viewer
EasyEDA is a free, cloud-based EDA application for drawing circuits, running SPICE simulations, designing PCBs, and even placing orders for fabricating PCBs. Now they have released an online Gerber...
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DIY Spectrophotometer
Spectrophotometers are used in scientific studies to quantitatively measure the absorption spectra of a sample object by passing a beam of light through it. [doctek] is a contestant for Hackaday Prize...
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MAX7219 serial seven segment displays for ESP8266
Seven segment LED displays are brighter, more attractive and provide a far viewing distance as well as a wider viewing angle as compared to LCD displays. The major drawback of using seven segment LEDs...
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Tiva C Clock System
The clock system of a microcontroller is a fundamental element. Clock system provides the heart-beat needed to keep applications running in a synchronous manner. In the case of Tiva C micros the clock...
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Making a simple ESP8266-based clock synchronized to NIST server
Internet has made it quite easy for computers to synchronize their clocks to an accurate clock value generated by a remote server. In the United States, the National Institute of Standards and...
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Arduino waveform generator
joekutz built an arduino waveform generator using a 8-bit resistor ladder DAC and can output sine, sawtooth, and triangular waveform with frequency ranging from 1 Hz to 30KHz. Arduino waveform...
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Open Indirect Ophthalmoscope is a portable screening device for retinal diseases
Ebin Philip is participating in Hack A Day Prize 2016 with his Open Indirect Ophthalmoscope, which is an open source, affordable, and portable screening device for capturing quality retinal images....
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Another RPi-based solar powered weather station
Brian Masney from Morgantown, WV has designed a full-featured solar powered weather station that includes sensors for measuring rain, wind, temperature, humidity, and pressure. It runs on a Raspberry...
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DIY power bank using recycled Laptop battery
This DIY power bank project from Do It Yourself Gadgets uses recycled laptop battery and a 5V boost converter to construct an USB charger. DIY power bank using laptop battery This article will show you...
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Portable weather data logger
Jesus Echavarria‘s new project is a portable weather data logger that is battery-powered and is capable of recording ambient temperature, humidity, and light level into a SD card along with a time...
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Using Easy Pulse mikro with MPLAB Xpress board
Easy Pulse mikro is our new educational pulse sensor in a mikroBus form factor. Like our previous Easy Pulse sensors (Easy Pulse and Easy Pulse Plugin), it is also based on the principle of...
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A very simple DIY solar-powered USB charger
Yesterday, I built a very simple DIY solar-powered USB charger for my TP-link 10400mAh USB Power Bank. All I needed was a 6V/3.5W solar panel and the TD1410-based 5V buck converter module. I bought...
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Wifi enabled 8×64 pixel LED matrix display
This project is a modification of my previous Bluetooth-enabled LED matrix display project, which used 8×64 monochromatic LED matrix (total 512 LEDs) for displaying scrolling text message. The original...
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