Echoback Test - Omron E5CN Manual

■ Echoback Test

Function code
H'88
H'08
The set values that are set during initialization depend on the
command's related information setting, as shown in the following table.
Related
information
00 Default set values (See SECTION 3 Communications Data for
CompoWay/F and SYSWAY for details.) (These settings are the
same as the ones used when "FACT" is selected for the setting
data's set value initialization.)
01 Initial settings service values (These settings are the same as
the ones used when "USER" is selected for the setting data's set
value initialization.) If the initial values have not been set yet with
the initial values setting service, the default initial values will be
set.
● Program Start
The simple program function can be reset/started with the related infor-
mation setting. The setting can be accepted in both setup area 0 and
setup area 1. An operation error will be generated if program start has
been set in the event input.
Command Frame
Slave Function Write
address code start address
H'08 H'00
1 1 2
Response Frame
Slave Function Write
address code start address
H'08 H'00
1 1 2
* When the command is executed normally, the response returns the
same data sent in the command.
(1) Test Data
Enter any 2-byte hexadecimal data.
(2) Response Code
Error code Name
H'03 Variable data error
--- Normal completion
5.4 Detailed Description of the Services
Explanation (initialization values)
Test data CRC-16
H'00
2
Test data
H'00
2
Description
The data following the function code
was not the fixed data (H'00, H'00).
No errors were found.
2 bytes
CRC-16
2 bytes
5-19