The Flipper Zero Radar Scanner is an application designed for the Flipper Zeros GPIO capabilities, utilizing the RCWL-0516 Microwave Radar module to detect the presence and movement of living beings ...

Arduino library for the I2C LCD display, typical 20x4 characters. The library is inspired by the excellent New-LiquidCrystal library by F. Malpartida. Therefore the interface is kept quite identical, ...

Abstract: As a type of two-dimensional barcode widely used in various scenarios, a QR code is an image composed of square black and white modules arranged in a specific way to record information. This ...

In the modern era, where phone numbers are portable and geography is less tied to a person’s culture, area codes still hold a surprising amount of social weight. While the seven digits following an ...