Mobile Printer CPCLProgramming Manual P14-85
wlan.preamble
type: getvar; setvar
This parameter selects the radio preamble length to be
used.
This parameter is not supported on units with a Frequency Hopping Spread
Spectrum (FHSS) radio.
getvar result Current preamble length.
Example Description This command instructs the printer
to retrieve the current preamble
length.
Syntax ! U1 getvar “wlan.preamble”
Result “long”
setvar choices “long”, “short”
Default “long”
Example Description This command instructs the printer
to set the authentication type to
short.
Syntax ! U1 setvar “wlan.preamble” “short”
Result The preamble length will be set to
short after power cycle.
wlan.signal_strength
type: getvar
Returns the signal strength of the connection to the ac-
cess point as a percentage value between zero (not con-
nected) and 100 (strongest signal). Values below 40%
represent a very poor signal and radio communication
will not be reliable.
getvar result value between 0 and 100
Example Description Query the current signal strength
Syntax ! U1 getvar “wlan.signal_strength”
Result “100”
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