Latest Articles

image.png Learn Git in 15 minutes by practice.
image.png RC Crawler Truck as Robotic Platform: Part 1 – upscale from 1/8 size to ~ 1/5 conversion, now able to climb on stairs
image_thumb.png Quicktip: Program your RC transmitter with UsbThumb

IMU Theory and Experiments

image.png Introducing the QuadHybrid – a stable, maneuverable and cheap flying robotic platform
global_local_frames DCM Tutorial – An Introduction to Orientation Kinematics
IMG_1485 Upgrade your RC Transmitter with a DIY Tilt Motion Control Module
IMG_1359 Arduino code for IMU Guide algorithm. Using a 5DOF IMU (accelerometer and gyroscope combo)
07 A Guide To using IMU (Accelerometer and Gyroscope Devices) in Embedded Applications.

Motion Sensing USB Devices

11-26-2012 9-05-22 PM Play PC games the iPad style – Using a PIC with USB, accelerometer and optional Gyroscope
IMG_1116 USB Motion Gamepad Update: wide accelerometer and gyroscope support, configuration utility software
snapshot20081122140658 Accelerometer Controlled Usb Gamepad and Mouse using PIC18F2550 / PIC18F4550

USBThumb

image_thumb.png Quicktip: Program your RC transmitter with UsbThumb
11-26-2012 9-07-12 PM Updating Firmware on USBThumb
4433017469_315f149586 Using USBThumb as a Propeller Programmer and as a USB to Serial Converter

Robotics

image.png RC Crawler Truck as Robotic Platform: Part 1 – upscale from 1/8 size to ~ 1/5 conversion, now able to climb on stairs
image.png Introducing the QuadHybrid – a stable, maneuverable and cheap flying robotic platform
IMG_1084 Build a 8A (4A per motor) dual motor driver for under $10. Introducing OctoDriver – poor man’s motor controller.
IMG_0891 Stereo Vision with OpenCV and QT

Quadcopter

image.png Introducing the QuadHybrid – a stable, maneuverable and cheap flying robotic platform
IMG_1466 Quadcopter Prototype using Acc_Gyro and a PIC

Soldering and DIY Fabrication

20140101_202821.jpg Probotix X90 CNC – Cutting Servo Mounts in Sintra PVC Foam Board
11-26-2012 9-12-08 PM Use extra-long headers to hold a board on a pogo pins testing jig
IMG_0676 DIY Surface Mount on a Budget – Complete Walkthrough from PCB etching to Reflow
IMG_0224_crop Soldering a wire to fine pitch (0.3mm) SMT devices
IMG_0098_crop Reverse Surface Mounting of Small Leadless SMT Components

Benchmarks and Reviews

20140101_202821.jpg Probotix X90 CNC – Cutting Servo Mounts in Sintra PVC Foam Board
20130823_183427_thumb.jpg Build a really fast pulse generator (50ps rise time) using an ultra fast SiGe comparator.
5-15-2013 11-02-14 AM Shpero – a robotic project success story
IMG_6976_thumb.jpg Tenma 72-7740 Autorange Multimeter Review
image USB firmware debugging with USBTrace, PicKit & MPLAB IDE
11-26-2012 9-09-13 PM Hakko 808 Desoldering Tool Review
bus_pirate_breadboard_accelerometer Exploring a digital I2C/SPI accelerometer (MMA7456L) with Bus Pirate
IMG_1136 Accelerometer Experiments – Part 2: LIS331AL and DE-ACCM2G (ADXL322) . Filters, amplifiers and vibration response.
IMG_1117 Accelerometer Experiments – Part 1: DE-ACCM2G (ADXL322), LIS244AL, Pololu MMA7260QT

Tricks and Tips

image.png RC Crawler Truck as Robotic Platform: Part 1 – upscale from 1/8 size to ~ 1/5 conversion, now able to climb on stairs
image_thumb.png Quicktip: Program your RC transmitter with UsbThumb
20130823_183427_thumb.jpg Build a really fast pulse generator (50ps rise time) using an ultra fast SiGe comparator.
image USB firmware debugging with USBTrace, PicKit & MPLAB IDE
image_thumb.png Add a simple mechanical fine tune control to any bench instrument without voiding warranty
11-26-2012 9-12-08 PM Use extra-long headers to hold a board on a pogo pins testing jig
arduino Open pde files with Arduino under Windows
pic_atmel_avr_basic_stamps_commands Use macro definitions to simplify work with I/O ports in C (MICROCHIP PIC/ATMEL AVR)
IMG_0416 A Simple Method to Connect a Nokia LCD Screen to Your Project (No Soldering Required)

Fun Projects

image.png RC Crawler Truck as Robotic Platform: Part 1 – upscale from 1/8 size to ~ 1/5 conversion, now able to climb on stairs
image.png Introducing the QuadHybrid – a stable, maneuverable and cheap flying robotic platform
trickster Trickster Mouse Emulator
IMG_0060 Use your TV Remote To Turn On Your Computer

News and Discussions

image.png Learn Git in 15 minutes by practice.
5-15-2013 11-02-14 AM Shpero – a robotic project success story
10-17-2011 8-59-48 PM Some (Free!) Feedback for TI MSP430 LaunchPad’s Development and Marketing Team
TDGL002_chipKITTM_Uno-32TM_Web.jpg Arduino – to clone or not to clone ?
radioshack Radioshack Replies
st IMU breakout boards from ST
11-26-2012 9-10-36 PM ST launches Multi sensor application (MuSA) board platform
radioshack Wake-up letter to Radioshack
adafruit Hobby electronics is a serious business !