FTDI chip real of fake ? How to spot a fake RT232R / RT232RL and others ?
Here is a 5 minute test: 1) purchase your boards in pairs this helps detect same serial number in case of fakes. Any board you buy under $5 is probably …
QUICK TIP: How to easily remove Hubsan X4 quadcopter battery
Hubsan X4 is a nice quadcopter that is great for learning to fly a RC model. It is also a nice way to relax on your break since it can be …
UNI-T UT61E Multimiter Serial Protocol Reverse Engineering
UT61E is a fantastic multimiter for the price that unfortunately comes with a terrible PC interface program: I decided to poke arround and see if I can reverse engineer the …
My plateless Anti-vibration mounts
These 3d printed ball adapters work great! I thought that the adapter plates that come with these are too heavy so I designed and printed these white adapters, now I …
Removing stubborn 3D prints from bed (my way of doing it)
Here is my method of removing stubborn prints from your 3D printer’s bed. This method does minimum damage to the bed coating (painter’s tape / capton tape). All you …
RC Crawler Truck as Robotic Platform: Part 1 – upscale from 1/8 size to ~ 1/5 conversion, now able to climb on stairs
A terrain robotic platform must be able to handle different environments and be able to go over obstacles. While looking for such a platform for an upcoming robotic project, …
Quicktip: Program your RC transmitter with UsbThumb
If you own a low-end RC transmitter with the Trainer port, you can program it using USBThumb (using the default USBThumbSerial firmware https://code.google.com/p/usbthumb/). The pin-out for the Trainer port is …
Build a really fast pulse generator (50ps rise time) using an ultra fast SiGe comparator.
Motivation If you purchase a new or used scope you will probably need a way to test its advertised bandwidth. One way to test the bandwidth of the scope is …
USB firmware debugging with USBTrace, PicKit & MPLAB IDE
Ah, the joy of firmware debugging! I’ve been working on a USB firmware for my new upcoming product that involves a dual traditional TTL (Serial) and a USB-TO-SERIAL converter (CDC …
Add a simple mechanical fine tune control to any bench instrument without voiding warranty
I was looking for a way to make the adjustment for my power supply more precise and easier to dial let’s say to a voltage like 3.3 , but without …
Use extra-long headers to hold a board on a pogo pins testing jig
Adafruit has a nice tutorial on how to build a neat testing jig that allows you to test a breakout board without having to actually solder the header. So I …
Open pde files with Arduino under Windows
This has been bugging me for while – I could not associate .pde files with arduino executable , I would select Open With… choose the executable but it won't work …
Use macro definitions to simplify work with I/O ports in C (MICROCHIP PIC/ATMEL AVR)
This article describes a series of techniques that facilitates defining and programming I/O ports in embeded C with the same ease you do these task in PBASIC/PicBasic. Macro definitions and sample code is given for PIC C18/C30 and gcc-avr (ATMEL MCUs).
A Simple Method to Connect a Nokia LCD Screen to Your Project (No Soldering Required)
Learn how to connect a Nokia LCD to your breadboard project without soldering.