We've been BoingBoing'd!

As great Creality Printers generally are, it's still a hassle to get parts and pieces to fix or enhance your printer. This explains why we were quite thrilled to see some BIG boxes come in from Creality the other day, containing: Replacement Ender-3 24V Hot Ends CR Series Inductive Leveling Kits BL-Touch Kits Ender-3 1.1.5 […]

Unlike Sparkfun, who actually manage to find fake Atmel ICs, we just get strange batches. The Atmel ATMega328 is the power behind the Arduino/Freeduino/*duino, and we have to set up a programming system to burn the venerable Arduino Bootloader into these chips. We normally use an AVR STK500 in HVSP (high voltage serial programming) mode, […]

  Solarbotics / Active-Tech Calgary Store Sale! Although we have a new website, we're still working on bringing over the inventory from Active-Tech into it. In the meanwhile, we're participating in the Active-Tech sale, with additional items from Solarbotics Ltd. Solarbotics_Active_Calgary_December_2019_Sale and come on by our store to take advantage of it until January 5 […]

This circuit is used to create a simple "edgebot" sumo robot. Being an edgebot refers that it will repeat the same backup/turn/go forward action when it's single edge sensor detects the edge of the ring. This version of the circuit is quite simple, and always turns the same way.