High level output (3.3V) of pre-settable variable width (5Secs -18 Minutes) is provided. Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security ...

Just after the failure, I leaped into the circuit diagram of HC-SR 501 PIR module and found that ... value from M to K range to use a standard photodiode as the ambient light sensor. Feel free to ...