Read From Variable Area - Omron E5AR-T User Manual

Section 6 CompoWay/F Communications

6.5 Read from Variable Area

Read from a variable area by setting the required data in the following FINS-mini command text format.
Command
Response
6-10
FINS-mini Command Text
Variable
MRC SRC type Read start address
"01" "01"
2 2 2 4
Data name
Specify the Read from Variable Area FINS-mini
MRC/SRC
command.
Variable type Specify the variable type.
Read start address Specify the first address to read.
Bit position Not used on the E5AR-T/ER-T. Specify "00."
Specify the number of variables to read (max. of
Number of elements
25 (H'19)). Not needed for a compound read.
FINS-mini Response Text
Response code
MRC SRC
(MRES/SRES)
"01" "01"
2 2 4
Data name
MRC/SRC The FINS-mini command text is returned here.
Response code Result of execution of the command.
Read data Data that was read.
Response Codes
Response
Error name
code
Command length too
"1001"
long
Command length too
"1002"
short
"1101" Area type error
Response length too
"110B"
long
"1100" Parameter error
Operation error
"2203"
"0000" Normal end
Bit position Number of elements
"00"
2 "0001" to "0019"
Description
Read data
Number of elements 8 bytes
(for compound read, number of elements 10 bytes)
Description
Description
The command is too long.
The command is too short.
Incorrect variable type.
Number of elements is greater
than 25 (H'0019).
Specified bit position is not "00."
Unit error, unit change, display
unit error, or EEPROM error.
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