Write Variable Area - Omron E5CN Manual

SECTION 2 CompoWay/F Communications Procedures

■ Write Variable Area

2-10
Response code
110B Response too long
1100 Parameter error
2203 Operation error
(5) Precautions
● Alarm Function
Even though alarms are not displayed on the Controller's display, they
function normally in communications.
This service writes data to a variable area.
Service Request PDU
Variable
MRC SRC Start
type
write address
0 1 0 2
2 2 2 4
Service Response PDU
Response
MRC SRC
code
0 1 0 2
2 2 4
(1) Variable Type and Write Start Address
For details on variable types and write start addresses, see SECTION 3
Communications Data for CompoWay/F and SYSWAY.
(2) Bit Position
The E5CN does not support bit access. Fixed to "00."
(3) 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 completion."
0001 to 0002 The write operation is performed and processing ends in
"normal completion."
(4) Response Code
Normal Completion
Response code
0000 Normal completion
Error name
The number of elements is
larger than "0002."
Bit position is not "00."
EEPROM error
Bit
Number of
position
number of elements)
elements
0 0
2 4
Processing
Name
No errors were found.
Cause
Write Data (for
0, 8, or 16
Description