Category Archives: robotics

OpenSprinkler Firmware 2.1.0 released

Ray Wang from RaysHobby announces the release of OpenSprinkler Firmware 2.1.0. OpenSprinkler is an open-source, Arduino-based, web-connected sprinkler controller. This new firmware is a major upgrade that introduces a number of new features, including automatic weather-based watering adjustment (using real-time … Read more

Mini line tracer

in DIY, robotics by DP | 0 comments

Pinomelean wrote this instructable detailing the build of his analog line tracer robot driven by a dual op-amp chip: It’s a simple line tracer, controlled by two op-amps. No microcontroller, no programming… simple analog circuitry. I tried to make it as … Read more