Figure 1 shows a way to control a light (or other 120-V ac appliance) with a passive-infrared (PIR) alarm sensor. The original concept was to turn a closet or shop light on whenever someone went ...

This is a simple update to Mr. Hareendran’s PIR Sensor Security Light circuit. It has a shortcoming limits the relay voltage to approximately 3 ... Hynetek brings new USB PD3.2 DRP Controller.

In this security light circuit, High level (3.3V) output from SB0061 is used to switch on six 5mm white straw hat LEDs through a solid-state switch realized using transistors T1 & T2. PIR sensor ...

Code for arduino that makes fade in/out effect after receiving signal from switch, PIR sensor, etc. Default pinout: Pin 9 - main output. That's where you connect your LEDs. Of course you can change ...

The Zigbee wireless sensor network has been used to transmit and receive data from the control circuit for lighting and air-conditioning driver circuit. Overall analysis about the control device ...

For the study, the researchers will identify the gestures needed, use CNN to convert hand gestures to TV commands and test its effectiveness. A grid of 4x4 PIR sensors is arranged to help identify ...