2JCIE-BL01 Environment Sensor User’s Manual (A278)
21
2.2.7
Sound Noise
(Characteristics UUID: 0x3018)
Microphone related event settings
.
Table 22. Sound Noise format
Byte
Field
Format
Contents
0
Event Enable/Disable
UInt8
Bit 7-6 : RFU
Bit 5 : Simple threshold [lower limit]
Bit 4 : Simple threshold [upper limit]
Bit 3 : Changing trend [decline/term]
Bit 2 : Changing trend [rise/term]
Bit 1 : Changing trend [decline/previous]
Bit 0 : Changing trend [rise/previous]
Enable: 1, Disable: 0
Default
:
0x00
1
Changing trend threshold
[rise/previous]
L
SInt16
Unit
:
0.01 dB
Range
:
0.01
~
50.00 dB
Default
:
0x07D0 (20.00 dB)
2
H
3
Changing trend threshold
[decline/previous]
L
SInt16
4
H
5
Changing trend threshold
[rise/term]
L
SInt16
6
H
7
Changing trend threshold
[decline/term]
L
SInt16
8
H
9
Simple threshold
[upper limit]
L
SInt16
Unit
:
0.01 dB
Range
:
40.00
~
85.00 dB
Default
:
0x1B58 dB (70.00)
10
H
11
Simple threshold
[lower limit]
L
SInt16
Unit
:
0.01 dB
Range
:
40.00
~
85.00 dB
Default
:
0x0FA0 (40.00 dB)
12
H
13
Term for changing trend
(Number of Measurements)
UInt8
Unit
:
1 count
Range
:
1
~
8 count
Default
:
0x06 (6 count)
14
Moving average number
UInt8
Unit
:
1 count
Range
:
1
~
8 count
Default
:
0x01 (1 count)