Write Variable Area (0102) - Omron WT30 Operation Manual

Detailed Description of the Services
6-3-2

Write Variable Area (0102)

80
Response
code (hex)
2203 Operation error
0000 Normal completion
This service writes data to a variable area.
Service Request PDU
Variable
MRC SRC
type write address
0 1 0 2
2 2 2
Service Response PDU
Response
MRC SRC
code
0 1 0 2
2 2 4
Variable Type and Write Start Address
For details on variable types and write start addresses, refer to 6-4 Variable
Area (Setting Range) List on page 86.
Bit Position
The WT30 does not support bit access. Fixed to "00."
Number of Elements
Number of
elements
0000 The write operation is not performed (do not append write data to
the service request PDU) and processing ends in "normal comple-
tion."
0001 to 0044 The write operation is performed and processing ends in "normal
completion."
Response Code
Response
code
1002 Command too short
1101 Area type error
1103 Start address out-of-range error Write start address is out of
1104 End address out-of-range error
1003 Number of elements/data mis-
match
Error name
Operation cannot be executed
for the request/command.
The service cannot be executed
in the present mode.
• EEPROM error
No errors were found.
Start
Bit Number of
position
elements
0 0
4 2 4
Processing
Name
The command is too short.
The variable type is wrong.
range.
The write end address (write
start address + number of ele-
ments) exceeds the end
address of the variable area.
The number of data does not
match the number of elements.
Section 6-3
Cause
Write Data
(for number of elements)
0 or 4 × Number of elements
Description