Recent posts

ProtoQube – PQ60 PocketQube Breakout board

ProtoQube, a PocketQube PQ60 breakout and prototyping board by Ozqube: The ProtoQube board is a full breakout of the PQ60 PocketQube standard connector, combined with a small .1″(2.54mm) pitch prototyping area. The 20 breakout contacts on...
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Free PCB coupon via Facebook to 2 random commenters

Every Friday we give away some extra PCBs via Facebook. This post was announced on Facebook, and on Monday we’ll send coupon codes to two random commenters.  The coupon code usually go to Facebook ‘Other’ Messages Folder .  More...
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ARM processor hardware debugging

Abyssal over at Brmlab writes, “This project was originally aimed at debugging Stellaris Launchpad board (ARM Cortex M4F), but can be applied to ARM-related and OpenOCD-supported devices as well. There is also some information on using...
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Reminder: Last day to register for Hacker Camp Shenzhen is TODAY!

Friendly reminder: today is the last day to register for Hacker Camp Shenzhen. Only a couple tickets remain, we expect this camp to will be full (~25 people). Join our very own Sjaak, Tayken, and others in the hacker capital of the world. See you in...
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Modifying a Tower SG90 servo for continuous rotation with potentiometer position sensing, Part 1: Investigation and continuous rotation

Keith wrote an article on modifying a Tower SG90 servo for continuous rotation with potentiometer position sensing: On its own, the servo takes power, ground, and a position input and moves the shaft within a range of rotation to match the angle...
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8×8 RGB LED array with a Raspberry Pi

Bob Davis has been working on an 8×8 RGB LED array with a Raspberry Pi project: I have been working on a book of Raspberry Pi projects. One of the projects is an 8×8 three color LED array. I picked up some more of them on eBay lately...
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RFID – Wiegand2 – IQRF

Ondřej of DoItWireless writes: This post describes simple RFID reader with wireless transmission to the PC. There is used Wiegand26 protocol for communication between TR-52DA and IQRF reader. This construction would be useful for installations on...
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SimpleLink ultra-low power wireless MCU platform

Allie informs us of TI’s new SimpleLink ultra-low power wireless platform for Bluetooth Smart, 6LoWPAN, ZigBee, Sub-1 GHz and ZigBee RF4CE Today, TI is helping manufacturers throw out the battery for their IoT devices with its new...
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Programming Arduino Pro Mini with Bus Pirate

Dana Harding writes: Program an Arduino Pro Mini 328 Read more
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Arduino Uno R3 graphics accelerator shield uses no pins

Andy Brown has written an article detailing his Arduino graphics accelerator open source project: This project brings together the knowledge that I’ve gained over the last few years to bring you a graphics accelerator for the Arduino Uno R3...
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