9
2-9
Section 2
Connections and settings of external devices
ZS Series
CompoWay/F Communication Command Reference
Section 2
Det
ails of Commands
Reading Variable Areas
Read variable areas.
List of Variable Area Reading Commands
Data Name
MRC
SRC
Variable
Type
Reading start
address
Bit
position
Number of
elements
Flow data
01h
01h
E1h
0000h
00h
0001h
Measurement
Cycle
01h 01h 81h
<Machine
No.>
00h
0002h
Example: To read the measurement cycle information from the 2CH controller, assign a command as
follows:
[Machine
No.]
=
0002h
MRC
SRC
Variable
Type
Reading start
address
Bit position
Number of
elements
01h 01h 81h
0002h
00h
0002h
Commands and Responses
Command
MRC SRC
Variable
Type
Reading start
address
Bit
position
Number of
elements
"01" "01"
"00"
2 bytes 2 bytes 2 bytes
4 bytes
2 bytes
4 bytes
Elements
Details
Specify variables depending on the data to be obtained.
Variable type
List of Variable Area Reading Commands page 2-9
Specify the Machine No. (=CH No.) of the controller to read data by using an
ASCII code expressed in hexadecimal numbers.
Reading start address
About Channel No. When Controllers are Gang-mounted page
1-2
Unit No. and Parameter No. page 3-4
Bit position
ZS Series does not support bit access. It is fixed to "00."
Specify number of elements depending on the Variable Type.
Number of elements
List of Variable Area Reading Commands page 2-6
Reading Variable Areas