byte _buffer[6]; // Array to store the raw sensor output char POWER_CTL = 0x2D; // Sensor power control register address char DATA_FORMAT = 0x31; // Sensor data format register address char DATAX0 = ...

€ 15,00 Adafruit Feather HUZZAH with ESP8266 € 19,00 Adafruit ADXL345 - Triple-Axis Accelerometer (+-2g/4g/8g/16g) € 10,00 2500mAh Li-Po rechargeable battery with JST-connector € 4,00 Half-size ...

When you take your phone in sunshine or in high lighting, then it automatically adjusts the brightness according to the lighting conditions. Most of the display devices now a days, whether it’s a TV ...

Living objects with a body temperature above 0°C emit heat as infrared radiation, also known as thermal radiation, which is invisible to the human eye. PIR sensors, designed for this purpose, can ...

When you need to quantify the color of an object, you’ve got quite a few options. You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy an ...

Abstract: This paper gives a tutorial overview of ultrawide-band communications systems for sensor networks. In particular, we describe the IEEE 802.15.4a standard, which is currently being developed.

Abstract: Building occupancy estimation holds great promise for building control systems to save energy and provide a comfortable indoor environment. Existing solutions turn out to be lacking in ...