Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (May 2025) that make the cut: ...

ICU driver for pulse time calculation. Real-time distance display (2-400cm range). Layered architecture (App/HAL/MCAL).