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Posts Tagged ‘how-to’

Tote – Quadruped robot

Friday, July 22nd, 2016

Radomir Dopieralski has a nice build log on his quadruped robot - Tote: Tote is a small (fits inside your palm), four-legged, walking robot, with three degrees of freedom per leg, Arduino for its brains and controlled either with a TV remote, or by additional electronics added on top of it....

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Posted in DirtyPCBs.com, robotics | 1 Comment »

Make the world’s cheapest MIDI tester

Monday, June 27th, 2016

Jesse from Bent-Tronics has posted a tutorial on how to make a DIY MIDI tester: A quick and dirty (and cheap) MIDI tester.  Sometimes you just need to know if a MIDI controller is outputting anything. Even many high-end MIDI modules/boxes will have a "MIDI Activity" light, just to let you know...

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Posted in DIY, tutorials | 1 Comment »

Arduvision II: OV7670 + FIFO module and arduino Mega

Tuesday, June 21st, 2016

David has posted a tutorial on how to use an Arduino Mega to interface the ov7670 sensor. More details at TheRandomLab. Check out the video after the break. (more…)

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Posted in Arduino, tutorials | No Comments »

How to build a control circuit with adjustable working time via wi-fi

Friday, June 17th, 2016

Yahya Tawil over at All About Circuits posted a detailed how-to on building a control circuit with adjustable working time via Wi-Fi: In this article, you'll learn how to build a system that can turn DC loads on and off using a mobile application. You'll also learn how to perform this task...

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Posted in Android, tutorials, wireless | No Comments »

Neoway M590 GPRS tutorial: sending and receiving files from/to SD card

Friday, June 10th, 2016

Neoway M590 GPRS tutorial on sending and receiving files from/to SD card from Vadim Panov: Here's a bit of useful info from what I've been doing lately. I got a job to design a device that connects to a web-server via GPRS and downloads a bunch of tiny WAV files,...

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Posted in tutorials | 3 Comments »

Chrome Apps and serial port communication

Wednesday, June 8th, 2016

Luca Dentella writes, "When it comes to develop a GUI for your project, you may need to be sure it will be available for users under Windows, Linux and MacOS. Chrome Apps may be the solution: they are developed using the same technologies behind any websites (HTML5, CSS, javascript) but,...

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Posted in tutorials | No Comments »

Getting started with OPENOCD using FT2232H adapter for SWD debugging

Friday, May 20th, 2016

Yahya Tawil wrote a tutorial about flashing EFM32 MCUs with OpenOCD using FT2232H adapter: Learn how to make flashing your ARM-based MCU easy by using OpenOCD debugger with an FT2232H adapter. Old MCUs from vendors like ATMEL and MICROCHIP, like the PIC16F and Atmega family, tend to have a special...

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Posted in tutorials | No Comments »

Eagle CAD tips and tricks

Thursday, May 12th, 2016

Yahya Tawil from All About Circuits shares some Eagle CAD tips and tricks that you may not be aware of: Most hobbyists and many professionals use Eagle CAD as a daily tool in designing schematics and laying out PCB. I’m going to share with you the most important tips and...

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Posted in Eagle, tutorials | No Comments »

Handheld CNC router repairs old CNC machine

Friday, May 6th, 2016

[embed]http://www.youtube.com/watch?v=q8GFpSCK6Jk[/embed] In this video Ben Krasnow demonstrates how to use a handheld CNC router, the Shaper Origin, to make aluminum parts for his CNC mill. More details at Ben Krasnow’s blog.

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Posted in how-to | No Comments »

110v temperature controlled soldering station build no. 2

Saturday, April 23rd, 2016

Mike Doughty from PCB Smoke shared his DIY 110v temperature controlled soldering station in the project log forum: This project is build number 2 of a 110v temperature controlled soldering station. It is a follow-up post to the project that I was working on last October. Blog post with complete...

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Posted in project logs | No Comments »

Using Altium for a DirtyPCBs order

Wednesday, March 16th, 2016

Jarrett  has written an article describing a technique of using Altium for a DirtyPCBs order: This is a pretty rare combo: using a premium PCB package with the budget board house. Kinda funny. Generally these small run PCB houses provide DRU and CAM files for EAGLE design rule checking and...

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Posted in DirtyPCBs.com, techniques | No Comments »

How do I FPGA?

Friday, March 4th, 2016

TC-Engineering writes: I’ve been thinking about building stuff with FPGA’s for a while, and usually get turned away because FPGA’s are considerably harder to implement than microcontrollers since they have no on-chip memory. It is necessary to re-program the gates every time they power up, which requires an external flash...

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Posted in FPGA, tutorials | No Comments »

Making PCB vias with conductive ink

Monday, November 23rd, 2015

Here's an alternative method for making PCB vias using conductive ink from Diyouware: We developed an alternative method for making PCB vias through-hole using our robot. As you probably know the traditional DIY method consists in threading a wire through the holes and then soldering it and then cutting it off. For example, if...

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Posted in PCBs, tutorials | No Comments »

DIY 110v temperature controlled soldering station

Monday, October 5th, 2015

Mike Doughty over at PCBSmoke shared his DIY 110v temperature controlled soldering station in the project log forum: This post shows how to build a do it yourself 110 volt soldering station. It is a step by step guide that shows how to convert a regular plug-in soldering iron into a temperature...

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Posted in project logs | 1 Comment »

ESP8266 remote controlled sockets

Wednesday, September 23rd, 2015

Rui Santos made a new project, an ESP8266 remote controlled sockets: In this project your’re going to build a web server with an ESP8266 that can control remotely any sockets (safely!). Project info at Rui's Random Nerd Tutorials site. Check out the video after the break. (more…)

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Posted in tutorials, wireless | No Comments »

How to make two ESP8266 talk

Wednesday, September 9th, 2015

Here's a detailed tutorial on how to make two ESP8266 talk with each other from Rui Santos: How it works? You’re going to set one ESP as an Access Point (Server) and another ESP as a Station (Client). Then they’ll establish a wireless communication and the Client sends a message to the...

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Posted in tutorials, wireless | No Comments »

CDC serial driver for Bus Pirate v4 on Windows 7 64-bits

Friday, September 4th, 2015

kaupunkish@ writes: I managed to fix this problem by googling.  All I did was changing VID and PID to what I have in Bus Pirate and then naming it nicely at the end of INF. Voila! I was able to update driver software. I am not specialist in this area,...

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Posted in BP v4 | No Comments »

How to control your ESP8266 from anywhere in the world

Monday, August 31st, 2015

Rui Santos shared a tutorial on how to control your ESP8266 from anywhere in the world: The most common questions I get about the ESP8266 WiFi Modules are: “Is it possible to control my ESP8266 from anywhere in the world?” and “How can I control my ESP8266 from anywhere?”. I’m...

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Posted in tutorials, wireless | 1 Comment »

ESP8266 firmware flashing with a Bus Pirate

Wednesday, August 26th, 2015

Jonathan Endersby writes, "Flashing the firmware on an ESP8266 is apparently not so straight forward. This is the process I used to get it to work reliably." Via Hackaday.io Get an assembled Bus Pirate for $30, including world-wide shipping. Also available from our friendly distributors.

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Posted in Bus Pirate, tutorials | No Comments »

Unbrick a Teclast X98 BIOS with Bus Pirate 4 and Flashrom

Tuesday, August 25th, 2015

cosmok82 has posted a tutorial on how to unbrick a Teclast X98 BIOS with Bus Pirate 4 and Flashrom: Sometimes you put your feet out of bed and a bad day comes. In all these days C/D is close to you! Enjoy our guide, step by step to unbrick your Teclast...

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Posted in BP v4, tutorials | No Comments »

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Recent Comments

  • T.O.: For $29 I can get 10 STM32F1 mini boards plus external debugger, free shipping. $0.99 would get me bare microcontroller if I need own board....
  • KH: However innocent it may be, I'm not impressed by the choice made by the creator of the image. Now, I'm not the most politically correct...
  • cyk: A simple google search for "free arm ide" lists CooCox on the first page: http://www.coocox.org/index.html Supports a ton of different ARM M0/3/4 micros and all...
  • Stennly: Despite the popularity of STM32s, it may not be the best place to start. As mentioned already, the Silicon Labs gecko family is cheap to...
  • Pete Juliano: Since this posting on my blog I have received an excellent suggestion on how to quickly disconnect the 48 VDC from the amp so you...