connecting laser detector

[Nayyar Ahmed]

 

 

 Hello everyone

 

I am making a security system and i have to use laser transmitter and receiver 

Kindly help me which type of laser detector should i use and how can i connect it with 8051

Please give me some schematic

 

Kind regards

[Vicky]

you can use L14F1 phototransistor.

 

Interrupt feature of the microcontroller are best for doing this task.

 

Output of the phototransistor are connect to the interrupt pin of the microcontroller.

[Author]

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