Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

Note. A compact analogue reflectance sensor such as the CNY70 was not used in the Arduino Uno experiments described. Instead, a homemade sensor was assembled using a single infrared LED (IR333C) and a ...

Tracking human's location in indoor environments is very import, for it enables a wide range of applications related to robot service, appliance control and other smart home applications. This paper ...

Pyroelectric infrared (PIR) sensor is widely used as motion detector, due to its sensitivity to the infrared radiation changes (IRC) induced by human motion. In particular, it is also possible to ...

The SGP30 is a digital multi-pixel gas sensor designed foreasy integration into air purifier, demand-controlledventilation, and IoT applications. Sensirion’s CMOSens®technology offers a complete ...

TheArduinoCodex-ESP32-ARDUINO / PIR-sensor-with-ESP32- Public Notifications ... Fork 0 Star 0 ...

Dimensions – 47 x 30mm Storage – MicroSD card Camera – 8.4MP Sony IMX678 image sensor with 4x IR flash LEDs Audio – Speaker and ultrasonic microphone (SPH 0641) Wireless WiFi/Bluetooth on SoM LTE Cat ...