1-9
Reading the Variable Area Section 1-5
CompoWay/F
Communications
For example, if the PV of the K3HB is 105.0, it will be read as H'0000041A
(105.0
→ 1050 → H'0000041A).
1-5 Reading the Variable Area
The data area is read by setting the required data in the following FINS-mini
command text format.
Command FINS-mini Command Text
Response FINS-mini Response Text
Response Codes
Data name Explanation
MRC/SRC Specifies the FINS-mini monitor value/setting data read
command.
Variable type Specify a variable type.
First address of read Specify the address for the beginning of the read.
Bit position Not used on the K3HB. Specify “00”.
Number of elements Specifies the number of variables to read (max. of 25
(H'19)). Not needed for a compound read.
"01" "01" "00"
Number of elements
MRC SRC
Variable
type
"0001" to "0019"
24222
Bit
position
Read start
address
4
Data name Explanation
MRC/SRC The FINS-mini command text appears here.
Response code Result of execution of the command.
Read data Values for variables that were read.
Response
code
Error name Explanation
“1001” Command length too
long
The command is too long.
“1002” Command length too
short
The command is too short.
“1101” Area type error Incorrect variable type.
“110B” Response length too long Number of elements > 25 (H'0019).
“1100” Parameter error Specified bit position is other than “00”.
“2203” Operation error Unit error, unit change, display unit error,
internal non-volatile memory error
“0000” Normal end
"01" "01"
Response code
(MRES/SRES)
SRC
Data to be read
MRC
2 2 4 Number of elements × 8 bytes
(for compound read, number of elements × 10 bytes)
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