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Archive for the ‘Arduino’ Category

Developing an IR remote and Software controller

Thursday, May 5th, 2016

Hardware Hacks has published a new build, a DIY Infrared remote for speaker: The idea is simple, we capture the IR signal from a remaining speaker remote and record the commands that get transmitted. We did this by connecting up our IR Receiver to the Arduino, the receiver has 3 pins...

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Posted in Arduino, DIY, infrared | No Comments »

Design and build a spin coater

Monday, April 11th, 2016

In this video Ben Krasnow demonstrates how he designed and built a spincoater, and how you can use a similar motor control system in your own projects. More details at Ben Krasnow's blog.

Posted in Arduino, how-to | No Comments »

1″ 100W hot-plate for SMT reflow

Tuesday, March 29th, 2016

kevinhub88 over at the Black Mesa Labs writes: Black Mesa Labs has been using a $20 hot plate for a year now for soldering QFN ICs to PCBs. Only issue so far has been the size ( 10″x10″x3″ ) and thermal mass of the thing as it consumes precious microscope work area...

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Posted in Arduino | 3 Comments »

Modifying RAM SPD data

Friday, March 25th, 2016

Zak Kemble wrote a post on his blog showing how he modified the RAMs Serial Presence Detect (SPD) data: Recently I brought some low-power Mini-ITX motherboards; a Gigabyte GA-N3050N-D3H and a Biostar N3050NH. These boards take SO-DIMM DDR3 RAM, the sort found in laptops. The boards are both pretty much the same,...

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Posted in Arduino, how-to | No Comments »

Arduino Shield for custom board CPLD programming and testing using pogo pins

Wednesday, March 9th, 2016

Marcelo Jimenez wrote a post about a shield he did using pogo pins to program and test a CPLD based board. The photo above shows the support for the board to be programmed with the pogo pins at the center, the board itself and the top shield. I have used two...

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Posted in Arduino, JTAG | 1 Comment »

mavroOBD, an open source Arduino compatible OBD/Can-Bus module

Thursday, February 11th, 2016

Mavromatics' open source project designed to “hack” your vehicle, that is available on github: The goal of this project it to create an Arduino based OBD port module that can be used to enhance a vehicles capabilites. For example, if you want door locks to close when moving faster than...

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Posted in Arduino, DIY, hacks | 1 Comment »

Arduino MPPT solar charger shield

Friday, January 29th, 2016

Lukas Fässler made an MPPT solar charger project and wrote a post on his blog detailing its assembly: The basic idea behind an MPPT solar charger is simple. A solar panel has a certain voltage (in the region of 17 to 18 volts for a 12 volts pannel, somwhat dependent...

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Posted in Arduino, DIY | 2 Comments »

Simple Arduino SD-Card GPS/NMEA Datalogger

Saturday, January 23rd, 2016

KF5OBS writes: This article is going to show how to build a minimalistic GPS datalogger. The GPS logger is based on the Arduino platform and stores raw NMEA sentences from pretty much any GPS module to a SD card. More details at KF5OBS blog.

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Posted in Arduino, how-to | No Comments »

Ultimate classic game console joystick to USB adapter

Wednesday, December 30th, 2015

Matthew Heironimus posted a step by step guide of his “ultimate” classic game console joystick to USB adapter build: This article describes how to use an Arduino Leonardo or Arduino Micro to make up to three classic console joysticks (e.g. Atari 2600, ColecoVision, and possibly others) available to a modern computer...

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Posted in Arduino, DIY, how-to | No Comments »

Control your Arduino over the Internet using Blynk

Saturday, December 26th, 2015

John Boxall from Tronixstuff has written an article on using Blynk with Arduino: There are many ways of remotely-controlling your Arduino or compatible hardware over the Internet. Some are more complex than others, which can be a good thing or a bad thing depending on your level of expertise. Lately we’ve become...

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Posted in Arduino, tutorials | No Comments »

Paint Machine, a printer that prints small bitmaps on the street

Thursday, December 24th, 2015

Alex Weber has posted a new project on building a DIY Paint Machine, he writes: Here is my latest creature, the Paint Machine. It’s a machine the prints simple bitmaps with spray chalk on the street or sidewalk. Some of the key features: *dimension: width: 220cm, length: 38cm, height: 24cm, weight: 12kg...

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Posted in Arduino, DIY | 2 Comments »

Arduino Mini CNC Plotter Machine from DVD drives

Wednesday, December 9th, 2015

An instructables on how to make an Arduino based mini CNC plotter from old DVD drives by Ardumotive_com: For the X and Y axes we will use two stepper motors and rails from dvd/cd drives and for the Z axis we will use a small servo motor that moves the pen up...

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Posted in Arduino, how-to | 1 Comment »

Homebrew SWR and power meter

Monday, December 7th, 2015

Flathagen blogged about his DIY SWR meter project: The circuit is based on two AD8307 log amplifiers, which are connected to the forward and reflected ports on a directional coupler. The AD8307 amplifiers gives a DC voltage of about 25mV/dB of the input signal, which is amplified using an opamp (LM324)....

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Posted in Arduino, DIY | 1 Comment »

ArTICL: Arduino and MSP432 Launchpad to TI graphing calculator linking

Wednesday, September 9th, 2015

KermMartian over at Cemetech forum writes: A few weeks ago, I received a pair of MSP432 Launchpad development boards courtesy of Texas Instruments, and two weeks ago, I began porting ArTICL to the MSP432. I'm happy to announce that ArTICL is now available to MSP432 Launchpad programs. First developed last year...

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Posted in Arduino, MSP430 | 1 Comment »

Soldering iron + Nodemcu = IoT device

Friday, September 4th, 2015

Vegard Paulsen blogged about his soldering-iron #IoT project: My trusty old soldering-iron recently got an upgrade! With the help of a NodeMCU. a RGB-LED it now reports the set temperature to the #IoT Thingspeak.com server through WIFI. It also sends me Prowl messages on my Iphone when I forget to...

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Posted in Arduino, DIY, wireless | No Comments »

DIY PWM to PPM converter for 2.4GHz receiver using Arduino

Wednesday, September 2nd, 2015

A DIY PWM to PPM converter using an Arduino Pro Mini from Al Prettybong.  Oscar wrote a post on his blog detailing how Al made it: For radio receiver, there are a few output signal formats. The traditional and also most common type of RX signal is the PWM and...

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Posted in Arduino, DIY, how-to | No Comments »

Simple Infrared PWM on Arduino, Part 3 – Hex IR Signals

Wednesday, September 2nd, 2015

The crew from AnalysIR has written up an article on Simple Infrared PWM on Arduino. This third part of a series will show you how to send Infrared signal using the Hex representation: In Part 1 of this series, we demonstrated how to send signals using soft or Simple Infrared...

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Posted in Arduino, infrared | No Comments »

Mesa-Video: 800×600 digital video for Arduinos over 2-wire serial Mesa-Bus

Tuesday, September 1st, 2015

kevinhub88 writes: This post describes Mesa-Video, a low cost, low power, small size and fully Open Source Hardware and Software solution for providing 800×600 digital video for Arduino ( and other ) microcontrollers.  Mesa-Video makes it quick and easy to display text and 24bit color graphics from any MCU using...

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Posted in Arduino, open source | No Comments »

Olympus RS-24 foot pedal mod

Thursday, August 27th, 2015

Rupert Hirst writes: For a while now, I have been toying with the idea of modifying a transcriber foot pedal into a programmable HID device. This could be useful for those complicated keyboard macros , Push to Talk  or even for a more natural feel in racing type games, although...

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Posted in Arduino, hacks | No Comments »

Simple scalar network analyzer

Tuesday, August 25th, 2015

rheslip blogged about his simple scalar network analyzer project: The principle is to stimulate an electrical network with a sinewave and measure the magnitude of the response. If we sweep over a range of frequencies and measure the power transmitted through the network we can determine its frequency response.  Transfer...

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Posted in Arduino, hacks | 9 Comments »

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Recent Comments

  • Paul Campbell: I'm old enough that I started programming with punched cards .... each card had a sequence number in the last few characters. A friend once...
  • Ian: test comment on /blog/ page
  • ian: No, that's exactly how it should be :) Sorry about missing names on comments, the theme is being reworked as we speak.
  • J. Peterson: Nice writeup. It looks like some of the formatting for your command examples needs some missing newlines?
  • Geert Jordaens: I'm not sure what kind of licensing I have to add since it is a fairly straight forward implementation of the adaptive Huffman Decoding. For...