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179
Detailed Description of Services
Section 6-4
6-4-6
Composite Read Registration
This service specifies the addresses to be read when using the composite
read registration from variable area service.
The registered data is saved in EEPROM.
■
Command
Service Request PDU
■
Response
Service Response PDU
1.
Variable Type and Read Address
Refer to
Parameter List
on page 233.
Composite reads/writes cannot be registered for the DA/9A variable types.
2.
Bit Position
The EJ1 does not support bit access. Fixed to 00.
3.
No. of Registered Data Items (Variable Type + Read A Bit Posi-
tion)
4.
Response Codes
MRC
2
2
0
1
4
SRC
2
2
0
0
2
4
2
0
0
1
1
Variable
type
Read address Bit
position
Variable
type
Read address Bit
position
Registered data length
No. of registered data items
For double-word (8-digit) variable type
20 max. (0014H)
For word (4-digit) variable type
Response code
Error name
Cause
1002
Command too short
The command is not long enough.
1101
Area type error
The corresponding variable type does not
exist.
1100
Parameter error
Bit position is not 00. Write data is out of
setting range.
2201
Operation error (2201) The command cannot be executed during
operation.
7011
Operation error (7011) The command cannot be executed due to
a device error.
7013
Operation error (7013) The command cannot be executed
because the operation command cannot
be received.
7014
Operation error (7014) The command cannot be executed during
backup.
7015
Operation error (7015) The command cannot be executed during
reset (including startup).
7041
Operation error (7041) The command cannot be executed in
manual operation mode.
7042
Operation error (7042) The command cannot be executed in tun-
ing mode.
0000
Normal completion
Processing was completed normally.
MRC
2
4
SRC
2
0
1
1
1
Response code
Summary of Contents for EJ1 EtherCAT
Page 2: ...EJ1 Modular Temperature Controllers User s Manual Revised July 2008 ...
Page 3: ...iv ...
Page 19: ...xx ...
Page 213: ...188 Detailed Description of Services Section 6 4 ...
Page 227: ...202 Detailed Description of Services Section 7 5 ...
Page 303: ...278 Index ...
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