B meters IWM-LR3 User Manual page 19

3.11 GET_ALARM_DATA (0x28)
A command used to read alarm detection parameters.
R2H:
HEADER property
Fct C/R/A
1 byte 1 byte
0x28 0
H2R:
HEADER property
Fct C/R/A
1 byte 1 byte
0x28 0
The AlarmData field is as follows:
Name Type
Alarm Flags Uint32_t
Magnetic
Uint32_t
Alarm Date
Form Removal
Uint32_t
Alarm Date
Blinding Alarm
Uint32_t
Date
Date
Detection/Loss Uint32_t
Resolution
Reverse Flow
Uint32_t
Alarm Date
Low battery
Uint32_t
alarm date
The Err field in the answer can take on the following meanings:
0x00 - No Error
0x02 - Device TypeError. The device type is incorrect.
0x03 - Incorrect request, password was not presented
0x04 - Length Error
IWM-LR3 - IWM-LR4
Err Chain
1 byte 1 byte
0 0
Err Chain
1 byte 1 byte
0 0
Default Minimal
0x0000000000 0x0000000000 0x3F property
0x0000000000 0x0000000000 0xffffffff
0x0000000000 0x0000000000 0xffffffff
0x0000000000 0x0000000000 0xffffffff
0x0000000000 0x0000000000 0xffffffff
0x0000000000 0x0000000000 0xffffffff
0x0000000000 0x0000000000 0xffffffff
Len
1 byte
0x01
Date
Len Device Type
1 byte 1 byte
0x1D property 0x04
Maximum Description
Bit 0: magnetic
Bit 1: Removal
Bit 2: Blinding
Bit 3: Loss bit
Bit 4: Reverse stream
Bit 5: Low battery
dd/mm/yy
dd/mm/yy
dd/mm/yy
dd/mm/yy
dd/mm/yy
dd/mm/yy
19
Date
Device Type
property
1 byte
0x04
AlarmData,
In
28 bytes
Index
Finger Date
1 – 4
5 – 8
9 – 12
13 – 16
17 – 20
21 – 24
25 – 28
User Manual v1.0