Digital Spirit Level Hack for Cordless Drills
Learn how to create a digital spirit level for a cordless drill in this 12-minute DIY electronics tutorial. Discover a solution to achieve perfectly straight drilling using an ADXL345 accelerometer IC and ATtiny804 microcontroller. Follow along with the step-by-step process of building a smart feedback system, from exploring haptic feedback options to implementing an LED-based guide. Master the assembly process including housing electronics, setting up the final configuration, and addressing offset issues. Get hands-on experience working with electronic components like accelerometers, microcontrollers, and LED indicators while building a practical tool enhancement that improves drilling accuracy for woodworking and general construction projects.