2018-06-11 Update: Simple Infrared Sensor Switch
Simple Infrared Sensor Switch- Required components- Circuit schematic- Using STC12C4052AD or STC12C2052AD(1pcs) for microcontroller- LTH1550-01 Infrared Reflector Module (1pcs)- Other infrared reflectors module of the same type can be used instead (such as RPR220)- Can be replaced with the same type of module-LED for output indication, the pin expandable relay or other output (1pcs)- Breadboards (1pcs)- Battery case for 3 AAA batteries(1pcs)- The output voltage is 4.5V. The red line is positive ...
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