Composite Read Registration Confirmation - Omron EJ1 User Manual

Detailed Description of Services
6-4-7

Composite Read Registration Confirmation

154
This service reads the contents of the registration for a composite read from a
variable area.
Command
Service Request PDU
MRC SRC
0 1 1 2
2 2
Response
Service Response PDU
MRC SRC Response
code
0 1 1 2
2 2 4
1. Response Codes
Response code Error name
1001 Command too long
7011 Operation error (7011) The command cannot be executed due to
0000 Normal completion
2. Variable Type and Read Address
Refer to Parameter List on page 193.
3. Bit Position
The EJ1 does not support bit access. Fixed to 00.
4. No. of Registered Data Items (Variable Type + Read Address + Bit Posi-
tion)
Registered data length
For double-word (8-digit) variable type
For word (4-digit) variable type
Read address Bit
Variable
position
type
0 0
2 4 2
Variable
type
The command is too long.
a device error.
Processing was completed normally.
No. of registered data items
20 max. (0014H)
Section 6-4
Read address Bit
position
0 0
2 4 2
Cause