System Information Registers
The following registers are used for reading or setting the SD-XXXX for system information. This
includes information needed to uniquely identify the drive, Modbus address, and the RTC.
H. #
Register Description
000
Device type "SD"
001
Serial Number
002
Month Manufactured
003
Year Manufactured
Communications software version
004
Version 2.1 = 0x0201
Drive software version
005
Version 2.1 = 0x0201
006
Drive part number
Modbus address
007
(unit also responds to address 222)
RTC absolute time in seconds since Jan 1, 1970
008
(UINT_32 lower-order 2 bytes)
Time is lost when power removed
RTC absolute time in seconds since Jan 1, 1970
009
(UINT_32 lower-order 2 bytes)
Time is lost when power removed
010
Drive part number 1st character
...
...
021
Drive part number 12th character
36
Data Range
R/W Factory
0x5344
R
1-XXXXX
R
'A' = January
'B' = February
'C' = March
'D' = April
'E' = May
'F' = June
R
'G' = July
'H' = August
'J' = September
'K' = October
'L' = November
'M' = December
XXXX
R
(2010)
1.1 - 99.99
R
1.1 - 99.99
R
ASCII
R
1-127
R
57 - Default 1
0 - 0xFFFFFFFF
R/W
ASCII
ASCII
R/W Public
R
R
R
R
R
R
R
R/W
R/W