You don't need a Raspberry Pi any more! Re-use an obsolete mobile phone in electronics projects and program it like an Arduino. Thank you to PCBWay for sponsoring this video. Get PCBs, 3D printing and sheet metal works: Consider supporting this channel on Patreon and get updates about ongoing projects and ad-free preview videos! Repositories: - Example app for Android: Software: - Android Studio: Items used in this video: - FT232 breakout boards: - Digital multimeter: - Oscilloscope: Please use these links for your order to support the channel. It's the same price for you, but I'll get a small commission. 00:00 - Introduction 00:28 - Dissecting a mobile phone 01:17 - FT232 adapter boards 01:42 - Wiring the module 02:26 - PCBWay 03:07 - Android App programming 04:51 - Android UI 05:27 - Running the app 06:32 - Power supply 08:22 - Digital inputs