Archive for the ‘R-Pi’ Category

PocketPi MK2

Monday, May 20th, 2019

 A smaller thinner PocketPi from Facelesstech: Thinner with a simpler design but packing the same feature as before. At its heart is a raspberry pi zero W with a 3.5" screen 480x320. It has all the GPIO pins available what aren't being used by the screen. Its powered by a 2500mAh...

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Building a Raspberry Pi UPS and serial login console with tinyK22 (NXP K22FN512)

Friday, May 10th, 2019

Erich Styger has been working on a UPS with the Raspberry Pi to cover a short power out: There are different ways to ruin a Linux system. For the Raspberry Pi which uses a micro SD card as the storage device by default, it comes with two challenges: 1.Excessive writes...

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The Nixie tube filadometer – a Nixie tube filament meter for your 3D printer

Thursday, May 2nd, 2019

Dr. Scott M. Baker made a Nixie tube filament meter for his 3D Printer: First, I decided to upgrade from the Raspberry Pi Model B to a more recent Raspberry Pi Zero W that I had on hand. Wired Ethernet is so ~ 2013 after all, and wireless would be...

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Open Trickler: The DIY smart powder trickler

Wednesday, May 1st, 2019

Eric Higgins has a nice build log on his Open Trickler project a bluetooth-enabled smart powder trickler from off-the-shelf parts for under $60: Fundamentally, this is not a hard problem to solve. Read the value from the scale, run a motor that moves powder into the scale, turn off the...

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RetroZero (retropie handheld)

Monday, April 8th, 2019

Facelesstech published a new build: I’ve been on a quest for while now trying to build a retropie handheld that was functional but didn’t break the bank. So far I’ve made ZeroBoy – A poor man’s retropie “portable” and a follow-up ZeroBoy rev C – An improved poor mans retropie...

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Tiny particle sensor node with decorative case

Wednesday, March 13th, 2019

Lucky Resistor published a new build: This article is about a small sensor node with a decorative case. It is based on the Raspberry Pi Zero W board with a custom sensor shield on top. I publish all hardware files for a simple version of the sensor, so you should...

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Raspberry Pi based indoor air quality monitor

Tuesday, March 5th, 2019

Dr. Scott M. Baker made this Pi-based environmental monitor and wrote a post on his blog detailing its assembly: For years I’ve followed the “uRadMonitor”, a device that does air quality monitoring and radiation monitoring. I’ve played with geiger counter projects before and frankly found them to be not very interesting....

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DakBoard family calendar with Raspberry Pi Zero W and Read Only filesystem

Tuesday, December 4th, 2018

Scott Hanselman made this DakBoard family calendar with Raspberry Pi Zero W and wrote a post on his blog detailing its assembly: The implementation is simple genius. It's a browser that starts up full screen (kiosk mode) and just sits there and updates occasionally. DakBoard provides the private webpage and...

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Making an e-Paper Etch-a-Sketch

Monday, November 12th, 2018

Scott Baker has been working on making an Etch-a-Sketch using modern e-Paper displays and optical encoders: Above you can see my prototype. I’m using a 4.2″ e-Paper display from Gooddisplay, together with the Waveshare breakout board. I have a couple of ENS1J-B28-R00128 optical encoders that I attained on eBay. I...

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Project PITA: Build a mini mass deauther using Bettercap and a Raspberry Pi Zero W

Friday, October 12th, 2018

evilsocket shared a how-to on making a mini WiFi deauthenticator using Bettercap and a Raspberry Pi Zero W: A few days ago I started playing with some idea I had from a few weeks already, using a Raspberry Pi Zero W to make a mini WiFi deauthenticator: something in my...

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Pocket Pi

Monday, September 17th, 2018

A Raspberry pi zero w pocket terminal project from Facelesstech, that is available on Github: So if you have been following my blog lately you may have noticed me rambling on about trying to get a Xbox 360 chat pad and an ps3 keypad working with a raspberry pi to...

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Pi-powered Atari 5200 multi-ROM cartridge (MultiCart)

Tuesday, July 31st, 2018

Dr. Scott M. Baker has a nice write-up about building a multi-ROM cartridge for his Atari 5200 using Raspberry Pi: The Atari 5200 is a vintage gaming system from the early 1980s. At the time I owned a 2600, but I always wanted a 5200. Well, in 2018 I finally...

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Tutorial: Setting up a low cost QRP (FT8, JT9, WSPR etc) monitoring station with an RTL-SDR v3 and Raspberry pi 3

Tuesday, June 19th, 2018

A detailed tutorial on how to set up a cheap QRP monitoring station using an RTL-SDR V3 and a Raspberry Pi 3 from This tutorial is inspired by dg0opk's videos and blog post on monitoring QRP with single board computers. We'll show you how to set up a super cheap...

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Game of Life on a Raspberry Pi (and a LED board) in Haskell

Monday, June 18th, 2018

Trandi published a Game of Life on a Raspberry Pi in Haskell project, that is available on Github: This is a quick post about, re-purposing my Raspberry Pi + Peggy2 art installation, which already re-purposes a 8-9 years old Peggy2 LED board, to play Conway’s Game of Life. More details on...

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PI serial adaptor

Thursday, May 31st, 2018

Raspberry pi serial adaptor from Facelesstech: If you spend a lot of time building things with a raspberry pi you will eventually run into the problem that you have booted your pi it’s not plugged into a tv/monitor and it’s not connected to wifi. You don’t want to just turn it...

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Raspberry Pi GPIO programming in C

Monday, May 28th, 2018

Steve Chamberlin has written an article about Raspberry Pi GPIO programming in C: The Raspberry Pi’s 40-pin GPIO connector often gets overlooked. Typical Pi projects use the hardware as a very small desktop PC (RetroPie, Pi-hole, media center, print server, etc), and don’t make any use of general-purpose IO pins. That’s...

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Banana Pi DLNA media server

Wednesday, May 23rd, 2018

Dilshan Jayakody published a new build: Couple of months back we decided to create our own media server to store our MP3s and digital photographs. But it gets postpone several months due to unavailability of main-boards and other resources. Finally, after reviewing several prototypes we decided to build our media...

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Posted in R-Pi | 2 Comments »

Retropie plug in USB speaker

Monday, February 12th, 2018

A detailed instructions of how to make this DIY retropie plug in usb speaker from Facelesstech: The 2 down sides to my ZeroBoy build I did recently were that it didn’t have a build in battery power and that it didn’t have sound. I seen that the MintyPi was using...

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ZeroBoy – A poor man’s retropie “portable”

Monday, January 1st, 2018

A nice build log of ZeroBoy portable retropie project, that is available on Github: You know when you see something and it give you instant inspiration and you also see a few ways you would also improve it. The thing I seen was wonky resistor score zero it’s basically a...

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Building a Midi hat and jukebox using the Raspberry Pi

Wednesday, October 25th, 2017

Dr. Scott M. Baker has published a new build: I picked up a Roland SC-55 to use with my retrocomputer setup recently, and I figured it would be cool to turn the thing into a standalone midi jukebox, so that no “computer” is required. I also figured this would be...

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Recent Comments

  • Max: Seems like an unexpectedly violent way to remove the chip indeed. A hot air station should of course do the job just fine, but in...
  • jose: Part removal described here is pure butchery, the cheapest hot air station will do a fast and clean job removing the QFP, heat air to...
  • Cody: Yes please
  • Marko: armature -> amateur
  • Crawford: Dibs,