SeeedStudio 101990885, User Manual

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Table of Contents
Overview 3
1. Principle of operation 3
2. Hardware Design Considerations 4
2.1 The power supply can be designed with the following circuit in mind4
2.2 using the wiring diagram 5
3. Antenna and housing layout requirements 5
4. Static Protection 6
5. Functional disturbances 6
5.1 Unoccupied state, abnormal output occupied 6
5.2 Manned status, abnormal output unoccupied 7
6. Functions in detail 8
6.1 Function point descriptions 8
6.2 Description of the output of the body motion amplitude parameter 9
7. Description of the agreement 9
8. Communication commands and parameter definitions 10
8.1 Definition and description of the frame structure 10
8.2 Description of address assignment and data information 11