Stuff I'm working on:

Note: as of 12/23/2014, new stuff now added at the top

• SPI to NeoPixel Adapter using a 33 cent micro-controller (new 2/19/2019)

• The 1-Wire™ Bus and the Digital Serial Number (added 2/7/2019)

• Magical LEDs (added 12/6/2018)

  • How Does It Work? (added 12/1/2018)

• Controlling Time with an Arduino (added 11/14/2018)

• HP 53131A Power Off Mod (added 5/18/2018)

• Inside a Cheap $70 USB Spectrometer (added 4/3/2018)

• AVR/Arduino Hardware Debugger on the Cheap (part 3) (added 2/12/2018)

• AVR/Arduino Hardware Debugger on the Cheap (revisited) (added 2/6/2018)

• AVR/Arduino Hardware Debugger on the Cheap (added 1/31/2018)

• ChipTunes Fun with NoisePlug, an ATTiny10 and a Powered Speaker from Dollar Tree (added 12/21/2017) 

• Introducing KeyPlexLib (or, 'Wayneplexing' on Arduino Made Easy) (added 8/3/2017)

• Flashing Light Prize 2017 (added 7/8/2017)

• Key Input Library for Arduino (added 7/1/2017)

• Time-based and Low Power Techniques for Arduino (added 6/8/2017)

• Pushbutton Power Switch for Arduino (added 6/7/2017)

• Arduino Library for the DS3231 Real Time Clock (added 5/23/2017)

• The Useless Machine and the Sonic Grenade

• White Noise for Random Numbers (added 10/8/2016)

• NexStar™ Direct Telescope Mount Control - Revisited (added 4/11/2016)

• Inside an Inexpensive USB "Power Bank" Charger (added 4/9/2016)

• UWB Ranging with the DecaWave DWM1000

  • • UWB Ranging with the DecaWave DWM1000 - Part II (updated 4/26/2016)

• Inexpensively Program Your Arduino via Bluetooth (updated 1/19/2016)

• Differential GPS with uBlox Modules (added 11/12/2015)

• New Batteries for a SARLink PLB (added 10/31/2015)

• NexStar™ Direct Telescope Mount Control (added 10/6/2015)

• Apollo-Era Digital Logic

• AVRISP MKII Power Mod

• Short Range LIDAR with the VL6180X

• WaynePlexing Push Buttons (or, read 6 buttons using only 3 I/O pins)

• Planning for AVC 2014

  • Neato's LiDAR Module

  • Heads Up Witness Camera

  • Adventures with GPRS

  • ESC Protector

  • Decimeter Precision GPS

  • QED - Mark II

  • Johnny Five - Mark III

• Self-Driving RC Car - Part 2 (AVC 2013)

  • Ground Station for Self-Driving Car

  • 2 Channel RC Safety Mux

  • Evaluating the 3DR uBlox LEA-6H GPS

  • Mapping AVC 2013 with Google Static Maps

  • How Accurate is Google Maps

• Self-Driving RC Car (AVC 2012)

  • The Base Chassis

  • Steering to a Heading

  • Navigating with GPS

  • Getting from Point A to Point B

  • Upgrading to Arduino Mega

  • Calibrating the Compass

  • Getting the Most from GPS

  • Mechanical Odometry and Speed Control

  • Optical Odometry

• ATTiny10 C IDE and Improved Device Programmer (updated 12/18/2014!)

  • ATTiny10-based Animated Necklace Pendant

• ATTiny10 Assembly IDE and Device Programmer

  • ATTiny10 Dual Channel, Precision RC Servo Controller

  • ATTiny10 Clock Calibration

  • Bell 202, 1200 baud Demodulator in an ATTiny10

• Piezoelectric Vacuum Pump for Pick an Place Machine

• GPS vs Barometric Altitude

• ATTiny Fuse Reset with 12 Volt Charge Pump

• 12 Volt Arduino-based Charge Pump

• ATTiny Fuse Reset

• One Bit Ferrite Core Memory

• Birthday Cake Animatronics Controller

• Breadboard Power from a single AAA

• Nixie Tube powered by AAA Battery

• DIY Rangefinder

Wayne's Reviews

• Resistor Land, 145 Value, 1/4watt, 1% Metal Resistor Box Kit