B&K Precision 1785B - Manual - Manual (Page 29)

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17. Reading product’s model, series number and version information (0x31)
1
st
byte Start bit (0xAA)
2
nd
byte Address (0x00~0xFE)
3
rd
byte Command (0x31)
4
th
to 8
th
byte Product model(ASIC code)
9
th
byte Lower byte of the software version
10
th
byte Higher byte of the software version
11
th
to 20
th
byte Serial number(ASCII code)
21
st
to 25
th
byte System reserve
26
th
byte Check sum
18. Restore the factory default calibration data (0x32)
1
st
byte Start bit (0xAA)
2
nd
byte Address(0x00~0xFE)
3
rd
byte Command(0x32)
4
th
to 25
th
byte System reserve
26
th
byte Check sum
19．Enable the local key (0x37)
1
st
byte Start bit ( 0xAA)
2
nd
byte Address (0x00-0xFE)
3
rd
byte Command (0x37)
4
th
byte Enable/disable local key (0 is disable, 1is enable)
5 th to 25 th byte System reserve
26
th
byte Check sum code
Note: For example, the serial number is 0123456789，the product model is 6811，and software
version is V2.03, then the returned data is as follows:
AA 00 31 36 38 31 31 00 03 02 30 31 32 33 34 35 36 37 38 39 XX XX XX XX XX 57
Here’s a conversation table between ASCII code and hexadecimal:
ASCII Code Hexadecimal
0 30
1 31
2 32
3 33
4 34
5 35
6 36
7 37
8 38
9 39