I describe using a digital oscilloscope and a custom C program to creatively display a “Happy Birthday” message. This unique project combined engineering skills with personalization, transforming a technical tool into a special birthday surprise. It’s a fun blend of technology and celebration, showcasing an inventive use of everyday engineering equipment for a heartfelt gesture
![](https://about.armcortex.cc/post/oscilloscope-plotter/images/plotter_demo.webp)