Browan TABS TBMS100-868, Reference Manual

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Appendix. Configuration Downlink Command
(Only For PIR Parameters Settings)
Port 102
Payload Length 5 bytes
*Note: Configuration Down-link Command should take duty cycle into consideration.
Appx. 1 Payload
Bytes 0 1 2 3 4
Field Cmd Config
Cmd Command
Bit [7:0] 0x01 – Set configuration, other values – RFU
Config PIR Sensor Configuration
Bits [4:0]
Bit [5]
Bits [8:6]
Bits [10:9]
Bits [12:11]
Bits [16:13]
Bits [24:17]
Bits [31:25] RFU
0 – use band-pass filter, 1 – use low-pass filter.
Default: 0 (use BPF)
RFU
unsigned value
ω
, range 0-3;
window time in sec = (
ω
+ 1) × 4.
Default: 0 (4 sec)
unsigned value
ρ
, range 0-3;
pulse counter threshold =
ρ
+ 1.
Default: 0 (1 pulse)
unsigned value
β
, range 0 – 15;
blind time in sec = (
β
+ 1) × 0.5.
Default: 15 (8 sec)
detection threshold, range 0 – 255.
Default: 16
RFU
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