User guide

2-51
IM 04L51B01-17EN
Commands and Responses
1
2
App
2.7 Communication
Control Commands
CCheckSum
Sets the Checksum
Sets the presence or absence of checksum.
Syntax
CCheckSum,p1
p1
Checksum usage
0 Do not compute
1 Compute
Query
Example Enable the checksum.
CCheckSum,1
CSFilter
Sets the Status Filter
Sets the filter used when outputting the GX/GP status.
Syntax
CSFilter,p1
p1
Filter values for status information
numbers 1 to 4 (0.0.0.0 to
255.255.255.255)
Query
CSFilter?
Example Set the status filter value to 255.127.63.31.
CSFilter,255.127.63.31
Description
The status filter is applied to each communication
connection.
CLogin
Log in over a Communication Path
Logs in over a communication path.
Syntax
CLogin,p1,p2
p1
User name
p2
password
Example Log in using the user name “admin” and
password “password.”
CLogin,admin,password
Description
For the characters that you can use for the password,
see Appendix 1.
CLogout
Log Out over a Communication Path
Logs out over a communication path.
Syntax
CLogout
Example Logs out from the GX/GP.
CLogout
ESC O
Opens an Instrument (RS-422/485
command)
Starts communication with the GX/GP. ESC in ASCII code
is 0x1B. For details, see Appendix 1.
Syntax
ESC O p1
p1
Instrument address (01 to 99)
Example Open the instrument at address 99.
ESC O 99
Description
Specify the address of the instrument that you want to
communicate with.
You can only open one instrument at any given time.
If you execute ESC O, any instrument that is already
open will be automatically closed.
Use a capital “O.”
For this command, use CR+LF for the terminator.
For the responses to this command, see page 2-56.
ESC C
Closes an Instrument (RS-422/485
command)
Ends communication with the GX/GP. ESC in ASCII code
is 0x1B. For details, see Appendix 1.
Syntax
ESC C p1
p1
Instrument address (01 to 99)
Example Close the instrument at address 77.
ESC C 77
Description
This command closes the connection to the
instrument you are communicating with.
Use a capital “C.”
For this command, use CR+LF for the terminator.
For the responses to this command, see page 2-56.