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PIC32 smart watch
Matthew Filipek‘s DIY smart watch is PIC32-powered and features a 1.7 inch touch screen, SD card, Bluetooth module, and other apps with total cost of build less than $100. Matthew writes, The watch...
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PIC32 Project: Piano gloves
Piano gloves is another interesting project accomplished by three Cornell students, Sean Carroll, Natalie Moore, and James Talmage, who just passed Bruce Land’s ECE 4670 course on microcontrollers....
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ESP8266 Weather widget
Debasish Dutta‘s Weather Widget uses ESP8266 to retrieve local weather information from web and displays it on a 128×64 OLED Display. The device is capable to display current date, time, and weather...
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Electronic Snellen eye tester
Snellen chart is the most widely used visual chart across the globe for testing visual acuity. It contains multiple rows of letters that are progressively smaller and is used by an eye doctor to judge...
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Automated environmental alert system
DJ‘s Instructable describes an automated environmental alert system consists of four gas sensors to meausure the concentration of methane, propane, carbon monoxide, and smoke in the air and are...
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MSP430 Launchpad cyclic timer switch
This MSP430 Launchpad cyclic timer project is written by Shawon Shahryiar from MicroArena and describes a cyclic on/off timer switch with a standard character LCD for displaying the on/off time as well...
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Advanced Arduino data logger
educ8s.tv has posted a video tutorial on building an advanced Arduino data logger that records temperature, humidity, barometric pressure, and ambient light intensity on a micro SD storage card. It...
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PCF8563 based alarm clock
This project is about a PCF8563 based alarm clock built by Shawon Shahryiar from MicroArena. The PCF8563 is a CMOS Real-Time Clock (RTC) and calendar optimized for low power consumption. It features a...
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ESP8266 timer switch
Here are the instructions for building an ESP8266 timer switch for controlling an AC load connected to a wall socket. It uses an ESP-01 module which is programmed to act as a digital ON/Off timer and...
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ESP8266 energy monitor
Brian Dorey designed a standalone home energy monitor using the ESP8266 and a bunch of sensors that to monitor the mains current, the consumption of electric energy, as well as the gas usage. His...
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Prototyping board with built-in power supply
This prototyping board with built-in regulated power supplies was designed by Electro-Lab and consists of four independent DC-DC buck converters based on LM2675-ADJ and generates 3.3V, 5V, 12V and -12V...
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ESP8266 weather station with data logging to Excel
Yves Arbour and Rui Santos describes a concept of building a weather station plus data logger using two ESP8266 modules operating in a server/client configuration. The client ESP8266 measures...
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Arduino Infrared thermometer
educ8s.tv has posted another great video tutorial on building an Arduino infrared thermometer using the MLX90614 Infrared temperature sensor, which uses the standard I2C protocol to communicate with...
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Standalone LED tester
David Cook’s new handy LED tester is based on the LM317L adjustable current regulator and consists of a microcontroller and an LCD to display the forward bias voltage across the LED and required series...
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Wireless storage with biometric protection
Nathan Spallone and Zhiyuan Teo from Cornell University designed a wireless storage with biometric protection as their final project for Bruce Land‘s ECE 4760 course. Their design uses a fingerprint...
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Microchip launches MPLAB XPRESS, a Free, Cloud-based Development Platform for...
Today, Microchip Technology Inc. has launched MPLAB Xpress, a cloud based development environment with the most popular features of the MPLAB X IDE. MPLAB XPRESS Microchip Technology Inc. (NASDAQ:...
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LED light dimmer using PIC16F1936
Lukas Fassler recently moved to a new apartment and he wanted to have a PWM LED light dimmer to control some of his 12V LED strips. When he didn’t find a ready-made one that would meet his...
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MAX038 function generator
Milen posted this Instructable on the design of a MAX038 function generator that also implements an Atmega328 and an LCD to display the parameters. Max038 function generator The function generator is...
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Another tutorial on using NRF24L01 wireless modules with Arduino
educ8s.tv has posted a new video tutorial on how to connect two Arduino modules with low-cost NRF24L01 wireless modules. The NRF24L01 module is a low cost bi-directional transceiver module. The cost of...
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PIC32 Project: Hand gesture lock
Rex Chen and Ziqi Yang have built a hand gesture lock system that utilizes a series of hand signs as a password to authenticate. The pattern of hand signs are imaged through a CMOS image sensor, and...
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