Chapter 2
2-10
CompoWay/F Communications Procedures
■
Write Variable Area
This service writes data to the variable area.
Service Request PDU
Service Response PDU
1.Variable Type and Write Start Address
For details on variable types and write start addresses, refer to Chapter 3 Communications Data.
2.Bit Position
Always “00.” The 3G3JE does not support bit access.
3.Number of Elements
4.Response Code
Normal Completion
Error Completion
Number of elements
Processing
0000
The write operation is not performed and processing ends in a normal completion.
(Do not append write data to the service request PDU.)
0001 to 0002
The write operation is performed and processing ends in a normal completion.
Response code
Name
Description
0000
Normal completion
No errors were found.
Response code
Error name
Description
1002
Command too short
The command is too short.
1101
Area type error
The variable type is wrong.
1103
Start address out-of-range
error
The write start address is out of range.
1104
End address out-of-range
error
The write end address (write start a number of
elements) exceeds the final address of the variable
area.
1003
Number of elements/data
mismatch
The number of data does not match the number of ele-
ments.
1100
Parameter error
• Bit position is not 00.
• The write data is out of the setting range.
3003
Read-only error
An attempt was made to write to variable type “C0.”
2203
Operation error
• Attempted to write to a parameter in setup area 1
from setup area 0.
• CPU or EEPROM error
MRC
0
1
2
Bit position
0
0
2
2
4
0, 8, or 16
0
2
SRC
2
Variable type
4
Write start address
Number of elements Write Data (for number of elements)
MRC
0
1
2
2
4
0
2
SRC
Response code
Summary of Contents for SYSDRIVE 3G3JV
Page 1: ...Cat No I548 E1 01 COMMUNICATIONS MANUAL 3G3JE Compact Simplified Inverters...
Page 14: ...Chapter 1 Communications Methods 1 1 Overview of Communications Methods...
Page 38: ...Chapter 3 Communications Data 3 1 Variable Area Setting Range List 3 2 Status...
