Omron E5CN-H Communications Manual

CompoWay/F
SECTION 2 CompoWay/F Communications Procedures
2-12
■ Composite Read from Variable Area
This service reads in order the contents of specified addresses in the
variable area.
Service Request PDU
Service Response PDU
Note: The read data is read together with the variable type in the order
specified by the command.
(1) Variable Type and Read Start Address
For details on variable types and read start addresses, see SECTION 3
Communications Data for CompoWay/F and SYSWAY.
(2) Bit Position
The E5CN/AN/EN-H does not support bit access. Fixed to “00.”
(3) Number of Read Data Items (Variable Type + Read Data)
(4) Response Code
Normal Completion
Error Occurred
Read data length Number of read data items
For double word 20 max.
For word 25 max.
Response code Name Description
0000 Normal completion No errors were found.
Response code Error name Cause
1002 Command too short The command is too
short.
MRC SRC
0104 00
22224
00
224
Variable
type
Read
address
Bit
position
Variable
type
Read
address
Bit
position
Variable
type
Response
code
Variable
type
Read data
22
MRC
SRC
0104
4
Number of elements ×8 or 4
2
2
Read data
Number of elements ×8 or 4

Omron E5CN-H Specifications

General

Brand	Omron
Model	E5CN-H
Category	Controller
Language	English