Operating voltage: 3.3V .. 4.5V max Low current by power down: max 1uA I2C bus interface: max 400kHz Ambience light: ...
Precision sowing requires that the seeds be sown to a sowing depth suitable for seed germination according to the accurate sowing amount and appropriate seed spacing ( Zhai et al., 2014). The ...
Abstract: This paper presents design and implementation of an ultrasonic sensor based walking stick for visually impaired person. An ultrasonic sensor module, HC-SR04 is used for obstacle detection in ...
Abstract: In addition to numerous problems faced by the Visually Impaired persons, navigation through the outdoor environment is one of them, as the terrain is unknown with surfaces filled with ...