#boardprototype
Explore tagged Tumblr posts
adafruit ยท 2 years ago
Text
Tumblr media
PCB of the Day! The VCNL4200 has long-ranging vision ๐Ÿ”๐Ÿค–๐Ÿ› ๏ธ
The VCNL4200 proximity sensor https://www.digikey.com/en/products/detail/vishay-semiconductor-opto-division/VCNL4200/7394601 , which we found on last weeks The Great Search ---
youtube
can detect motion up to 1.5 meters away, and has an I2C interface that makes it an excellent match for a Stemma QT board prototype. Which is what we've got here! Note the IR LED requires an external P FET to drive it!
9 notes ยท View notes