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Simple Infrared Sensor Switch

Simple Infrared Sensor Switch

Author: Date: 06/11/2018

Simple Infrared Sensor Switch

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- Required components

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- Circuit schematic

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- Using STC12C4052AD or STC12C2052AD(1pcs) for microcontroller

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- LTH1550-01 Infrared Reflector Module (1pcs)

- Other infrared reflectors module of the same type can be used instead (such as RPR220)

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- Can be replaced with the same type of module

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- LED for output indication, the pin expandable relay or other output (1pcs)

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- Breadboards (1pcs)

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- Battery case for 3 AAA batteries(1pcs)

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- The output voltage is 4.5V. The red line is positive pole and the black line is negative pole. It can be replaced by other power supply

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- Insert the microcontroller into the breadboard

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- Insert the infrared reflection module into the breadboard according to the circuit schematic

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- Insert breadboard with wires, have a short circuit of P1.3 and P1.4

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- Insert LED indicator, LED negative pole connect with P1.7 is no-latch switch and connects with 1.6 is latch switch

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- Connect the power supply to pins 20 (positive) and 10 (negative) of the microcontroller

SupplierFile/201806/08/f_824070cfd5554cb98ebb9a018f74b002.jpg


- Turn on the power switch when finished

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- Block the reflection area with your hand or other objects

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- Inductive processing use microcontroller ADC acquisition and mathematical algorithm, high stability

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Source from:Geekfans

Translated by:Utsource


Here is the product links you can take as reference

PS The material URL

STC12C4052AD   https://www.utsource.net/pro/STC12C4052AD.html

STC12C2052AD   https://www.utsource.net/pro/STC12C2052AD.html

LED        https://www.utsource.net/sch/led%20mm

Breadboard    https://www.utsource.net/sch/breadboard

Battery case   https://www.utsource.net/itm/p/6524558.html


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