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Programming ARM using MBED
Al Williams from Hackaday has posted a brief tutorials for beginners on how to get started with ARM programming using the MBED platform. He has used the KL25Z Freedom board from Freescale for...
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Irrighino: A complete watering system based on Arduino Yun
Luca’s Irrighino is a complete automatic watering system using Arduino Yun, and features a configurable number of solenoid valves, AJAX web interface, programmable weekly schedule, and manual...
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PIC18 development board with ethernet capability
DIY development boards are popular among hobbyists. [magkopian] from Greece has designed a PIC18 development board that features Ethernet connectivity (using ENC28J60) and Full Speed USB 2.0. The...
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IOT enabled AC wall outlet
Gopinath.Marappan has posted great instructions about how he built an IoT enabled AC wall outlet using Arduino and ESP8266 platforms, along with a bunch of sensors, relays, and LCD displays. It...
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TIC-TAC TV Remote Jammer
DangerousTim’s TV remote jammer is disguised in a TicTac Box, which constantly sends steady IR pulses at about 40kHz to the TV receiver to disable any command sent from the TV remote. With this handy...
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MSP430G2553 based DIY calculator
Chris Chung’s entry to 2015 Hackaday Prize is a MSP430G2553 powered DIY calculator that executes microcodes for Hewlett-Packard old-time HP-21, HP-25C and HP-33C calculators. DIY calculator that...
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Arduino Fireworks controller
JonBush has posted great instructions on building an Arduino-powered firework controller. Arduino firework controller My module is Arduino powered for a few reasons. 1) I need to work on my programming...
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Arduino compass
If your car’s dashboard does not feature compass, you might be interested in this DIY digital compass using Arduino and HMC5883L triple axis magnetometer. The direction you are heading is displayed on...
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Cellphone controlled car
This cellphone-controlled toy car is controlled over a phone line by sending DTMF tones from another cell or landline phone. Cell-phone controlled car This Project implements the functionality of IVRS...
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ATTINY84 based capacitance meter
ThomasVDD‘s DIY capacitance meter uses a 555 timer circuit as a monostable multivibrator, where the output pulse interval depends upon the value of the capacitance to me measured. An ATTiny84 is used...
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Firefly is a low-cost flying robot with autonomous navigation
Mihir Garimella is participating in the 2015 Hackaday Prize with his Firefly, an ARM Cortex processor powered low-cost flying robot with autonomous navigation. Firefly robot Firefly changes this....
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DIY game control switch panel
Travershenry never felt like he had enough buttons on his joystick for flying games. So he designed his own game controller using Teensy to fulfill his need. It is a pretty neat design and works with...
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Controlling servos with hand motion
Justin Platz and Kurt Clothier from Pubnub illustrates how to control a physical object with the motion of two hands. They used Raspberry Pi and the Leap Motion controller for this purpose. Controlling...
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DIY USB power meter stick
Electro-Labs has posted a new project about making a DIY USB power meter based on Atmega328 processor. It sits between the USB port of the computer and the USB device to be connected to monitor the USB...
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3D compass to visualize Earth’s magnetic field
John Leeman’s 3D compass is a very interesting way of visualizing the 3D orientation of the Earth’s magnetic field at a particular location. It uses Arduino Uno, NeoPixel rings, and HMC5883L...
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Arduino Mini weather station
Matej Blagšič posted instructions for building a Bluetooth-enabled Arduino-based mini weather station that can measure ambient temperature, pressure and humidity. Arduino mini weather station The main...
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LimiFrog- A STM32-L4 based wearable device with bluetooth and sensors
Xavier Cauchy introduces LimiFrog- an ultra-compact, Bluetooth-enabled, and multiple sensor-packed development board based on the powerful STM32-L4 microcontroller. The board weighs less than 25 grams...
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PIC24-based game console
Voja antonic‘s single chip game console is based on PIC24EP512GP202 microcontroller, a 16-bit Microchip’s MCU which is programmed to generate the VGA signal, music and sound effects for playing Jumping...
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Arduino controlled low-cost robotic arm
Induatrial robotic arms are quite expensive. Dan Royer is building an Arduino-controlled open-source robotic arm affordable to the DIY makers community. Open-source 5-axis robotic arm Industrial arms...
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Energy meter using Atmel 90E24
Atmel’s 90E24 is a high-performance active and reactive energy metering device for single-phase two-wire, single-phase three-wire or anti-tampering active and reactive energy meters. Here is a demo...
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