FUTABA FDL01TU, Инструкция по эксплуатации

Страница: 61 / 83

47
Response
xxx : current value (reference)
P0 : command accepted (setting)
N0 :
command error
Function
References or sets the
destination address
of the modem connection established
with in the
data transparent mode
and
headerless stream mode
The current DAS value can be referenced by entering the command with no
parameter.
The
DAS command
is used for temporary modifying
destination address
.
Change the value of
REG02
to change the default value.
Example
>
@
DAS002
CR/LF
: set the
destination address
to 002
<P0
CR/LF
: command accepted
>
@
DAS
CR/LF
: reference the
destination address
<002
CR/LF
: current value output (002)
Notes
This command cannot be used in
packet transmission mode
.
The
local station address
(
REG00
) must be set to communicate with the remote
modem. Communication cannot be established unless the addresses coincide with
each other.
This command is not arrowed to use in
485 mode
.
DBM Read Signal Strength
Syntax
DBM{Local Station Address}
Local Station Address :
local station address
for
485 mode
(000 to 999).
Response
-xxxdBm : signal strength
N0 :
command error
(Except
485 mode
)
Function
Reads the received signal strength and outputs the value in dBm.
Higher values represent stronger signal strength and better receiving conditions.
Example
>
@
DBM
CR/LF
: read signal strength
<-78dBm
CR/LF
: signal strength is -78dBm.
Notes
The range available for measurement is –40 dBm to –100 dBm. Since the signal
strength
indication has a slight error in its value, use this result for your ‘rule of a
thumb’ reference.
This command outputs the strength of last received packet .