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IM 04L51B01-01EN
Handling of Commands for Functions Not Available on the GX/GP
If a command or parameter for a function not available on the GX/GP is received, a negative
response (E1) is returned.
However, if the command does not constitute a functional problem, a positive response (E0)
is returned without performing any operation.
Commands That the GX/GP Returns Positive Responses For
Command Description Response Operation
DS Switches the setting mode. Positive
response
No operation
XE Confirms setup setting parameters.
UD Sets the display mode of the top display.
ESC+R Switch from Local Status to Remote Status.
ESC+L Sets the display mode of the top display.
CommandsThatDoNotAffecttheOperation(Negativeresponse)
Command Description Response Operation
SX Sets a math group. Negative
response
No effect
SI Sets a timer (option).
SQ Sets a match time timer (option).
SL Sets event/action (option).
SO Sets a calculation expression (option).
SK Sets a calculation constant (option).
AO Assigns a transmission channel.
YO Sets the time constant for transmission output.
ET Sets a timeout.
If ASCII codes E2 to E6 (Ω, μ, ε, ʊ) are received, they are converted to spaces, and no error
results. The E1 character (°) is converted to the GX/GP character code C2B0 and applied.
1.27UsingtheDARWINCompatibleCommunicationFunction(Releasenumber2andlater)