His solution is to use an MSP430 chip to replace the Flip-Flop functions. The confidence to try this repair was sparked by [Todd Harrington’s] car-stereo VFD repair video.

Brands like ATO provide both single-phase and three-phase variable frequency drives (VFDs) that are designed to work with various motor types, ensuring compatibility and optimized performance.

In this build, [mircemk] shows us how he drives unknown VFD displays using an Arduino in order to build his own weather forecasting station. For this demonstration [mircemk] decided to turn a VFD ...