The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

Have you ever noticed how shopping malls, parking lots, or event venues seem to track the number of people or cars present inside? You might think they use an AI camera to count them, but in reality, ...

Frequently Asked (and answered) Questions. Here is a list of questions that seem to get repeated often enough to make it onto this list. Your question may be already answered here. Help. All I'm ...

The VCNL3040 Proximity sensor from Vishay integrates sensing element with high power IR LED in a single small package. This sensor is ideal for detecting if something is in front of sensor. It is made ...

Design an Automatic Door System using a unique wireless ID by using infrared ray or Bluetooth technology. That consists of a sensing unit, control unit and drive unit to open and close doors at the ...