WiT WTVB01-BT50 - Page 17

Example: Set the cut-off frequency to 10.99Hz
Send: FF AA 69 88 B5 (useful for unlocking within 10S)
FF AA 5D 0A 00 (Set the integer part of the cutoff frequency to 10)
FF AA 5E 63 00 (Set cut-off frequency to 99 for decimal part)
FF AA 00 00 00 (Save)CUTOFFFREQI and CUTOFFFREQF registers are required for cutofffreqf
cut-off frequency setting
Cutoff frequency decimal part description: Set the small value X100 (set.99, actually need to
set the decimal part to 99)
SAMPLEFREQ（Detection cycle）
Register name: SAMPLEFREQ
Register address: 95(0x5f)
Read/write direction: R/W
Default value: 0x0064
Bit
NAME
FUNCTION
15:2
1:0
SAMPLEFREQ[1:0]
Detection period, whose
reciprocal is the number
of output data per second,
can be set between 1 and
100Hz
Example:
Send: FF AA 69 88 B5 (useful for unlocking within 10S)
FF AA 5F 64 00 (Set detection period to 100Hz)
FF AA 00 00 00 (Save)