Omron EJ1

146
FINS-mini Text
Section 6-3
6-3 FINS-mini Text
The FINS-mini command and response text is the text that form the command
and response communications.
6-3-1 PDU Structure
The structure of the FINS-mini command text and FINS-mini response text
are described below.
Command Text An MRC (main request code) and SRC (sub-request code) followed by the
various required data is transferred in the command frame.
Service Response PDU
Response Text The MRES (main response code) and SRES (sub-response code) are trans-
ferred in the response frame following the above MRC/SRC. Data is then
transferred following the MRES and SRES.
Service Response PDU (Normal Response)
Service Response PDU (FINS-mini Command Text Not Executed)
Note If the specified FINS-mini command text could not be executed, only the
MRC/SRC and MRES/SRES are used in the target response PDUs.
The MRES and SRES are used in the response code when processing did
not end in a normal completion.
6-3-2 Variable Type and Address
Note Refer to Parameter List on page 193.
6-3-3 Number of Elements
The number of elements is expressed in 2-byte hexadecimal format.
The range for specifying the number of elements differs for each command.
Refer to 6-4 Detailed Description of Services.
MRC SRC
Data
MRC SRC MRES SRES
Response code
Data
MRC SRC MRES SRES
Response code