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Archive for the ‘Arduino’ Category

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 »

A JTAG/XSVF library for Arduino

Wednesday, August 19th, 2015

Marcelo published a post on his blog about JTAG and the library he wrote. I have recently felt the need to incorporate a JTAG port in a project to program a hardware that contained a CPLD. The idea was to both program it and perform some integrity tests on the...

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Posted in Arduino, JTAG | 6 Comments »

Testing the Shinyei PPD42NS

Tuesday, August 18th, 2015

From the comments on our Arduino dust sensor post,  KH writes: The sensor can obviously measure dust concentrations, it also has to be placed and set up properly, and it gives useful readings. For hobby users like most of us, obviously calibration to specific or absolute standards will be almost...

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Posted in Arduino, sensors | 5 Comments »

Mearm forked

Monday, August 17th, 2015

Bajdi's self designed version of the mearm using 3 stepper motors: Since I was not very happy with the original design I decided to make my own version. Goal was to make it much simpler to print, less pieces that don’t need to be so accurate to fit together. I...

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Posted in 3D Model, Arduino, robotics | No Comments »

Arduino dust sensor

Thursday, August 13th, 2015

Shadowandy's Arduino-based Dust Sensor project: Put together a dust sensor using Arduino Mega 2560, Shinyei PPD42NS dust sensor and LCD shield. The codes and wiring instructions for Arduino Mega 2560 and Shinyei PPD42NS is as follow. However, I did include Serial output so you can view the sampling results using...

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Posted in Arduino | 6 Comments »

Arduino-based “Analog” slow cooker controller

Wednesday, August 12th, 2015

Dan Ternes blogged about his Arduino-based controller for analog slow cookers: With the AC power control figured out, I considered the User Interface. I opted for something simple. The Adafruit RGB LCD Shield would work well as it had both a display and buttons built in. Sure, I could have...

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Posted in Arduino | No Comments »

Automatic feeder mod makes cat work for food

Monday, August 10th, 2015

Here's a cool automatic feeder for your cat that dispense food in exchange for a wiffle ball by Benjamin Millam.  He wrote a post on his blog detailing its assembly: I used an Adafruit RFID reader to detect RFID tags embedded in the wiffle balls: the balls are cut slightly,...

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Posted in Arduino, hacks, RFID | No Comments »

ESP8266 Arduino NetIO Server demo

Monday, August 10th, 2015

Peter Scargill writes: This week as regular readers know I was far away from our little home in Spain – in fact I was at MIT (Massachusetts Institute of Technology)  in Boston, helping promote ESP8266 technology (why? because I could). Along the way I met up with Ivan Grokhotkov who...

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Posted in Arduino, wireless | No Comments »

Irrighino, a complete watering system based on Arduino Yun

Thursday, August 6th, 2015

Here's Luca Dentella's new project Irrighino, a complete watering system based on Arduino Yun.  It features a user friendly AJAX interface and a fully-customizable open source firmware. The main features are: -a configurable number of solenoid valves -an AJAX web interface -a weekly schedule -manual activation / deactivation An Arduino...

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Posted in Arduino | No Comments »

NExuS project

Wednesday, July 29th, 2015

Adam over at Maniacal Labs has written up documentation on his NExuS weekend project: My main desires for this build was that the NES look completely stock and unchanged from the front and that original, unmodified, NES gamepads worked via the original gamepad ports. Fortunately, this turned out not to...

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Posted in Arduino | No Comments »

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Recent Comments

  • Siddharth: Grate
  • jeanmarc78: hello
  • KH: So I guess, don't mind us dinosaurs too much. Someone like me will get triggered by some of the things Arduino folks do. There's just...
  • Max: I wouldn't begin to argue educational aspects, that is not my field and various approaches are just too... arguable. I do have to say however...
  • samuel: have a nice week everyone