A simple library for HC-SR04 ultrasonic sensor. It uses STM32 HAL library. Copy the library header and source files to your project folder(Inc and Src folders). Configure STM32CubeMX to use GPIO pins ...

The SparkFun Ultrasonic Distance Sensor - TCT40 (sen-24805) a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm.

Abstract: Farmers cannot take care of their farms 24x7 so when farmer is far away from the field, he cannot take care of his form so this will cause in the production of the yield when the animals ...