Project introduction:
This design is based on the human presence sensor designed by Tuya Zigbee ZTU module, which is modified using the Tuya human body sensor to make the touch more sensitive.
For more module and sensor information, you can view it in the attachment at the end of this document.
Project plan:
1. Use ZTU module as main control
2. Use Shenyun SY-AT2020LP microwave radar as the sensor
3. Use CR2450 button battery for power supply.
Project pictures:
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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.
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