Manual Supercom 646 GPRS rev. 04-02-2011
28
4. To read a device contained in the list of the central, send the command “REQ_UD2"
(Adr.253):
Frame “Rsp_4” or “Rsp_xx” according to the number of radio devices memorized in the central.
Field
Frame bytes in hex (Note 1)
Coding
Comment
Start,
L
ength
68,Le Le,68
C
ontrol
08
Respond with user data, RSP_UD
A
ddress
FD
C
ontrol
I
nformation
72
Variable structure respond
Identification number
xx xx xx xx
A, 32 bits
IdentificationNumber
Manufacturer ID
EE 4D
C, 16 bits "SON"
Manufacturer
Version of meter
0C
C, 8 bits
12
Version
Device type
0E
D, 8 bits
Bus / System component
DeviceType
Access number
xx
C, 8 bits
AccessNumber
Status
st
Ds, 8 bits
Status
Signature
00 00
C, 16 bits Not used
Signature
Entry of device list
0D,FF 16,Ld xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx
LVAR
§ See "Device Entry" sheet
DeviceListEntry
0
0
0
0
Entry of device list
0D,FF 16,Ld xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx
LVAR
§ See "Device Entry" sheet
DeviceListEntry
0
0
0
0
Entry of device list
0D,FF 16,Ld xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx
LVAR
§ See "Device Entry" sheet
DeviceListEntry
0
0
0
0
Entry of device list
0D,FF 16,Ld xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx xx xx xx
xx xx xx xx
LVAR
§ See "Device Entry" sheet
DeviceListEntry
0
0
0
0
More records in next
telegram
mo
Start of manufacturer specific data
ManufacturerDataBlock
C
heck
S
um
cs
Stop
16
Symbols
Notes
1. For non hexadecimal or lower case digits see the detailled description in the Keys sheet.
‡ Function: 0=instantaneous, 1=maximum, 2=minimum, 3=during error state
§ manufacturer specific VIFE
<MbusRecord> XML attributes
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