ページを印刷する4.2 Setup of the radio interface
AT
Command
FR
Frequency
This command sets the working radio
frequency of the modem. The parameter is
given in kHz added to the 860MHz. For
example, the frequency 865.425MHz is set
by entering the parameter value of 5425.
PW
Power
This commands sets the output power of
the transmitter ranging from -16dBm to
+13dBm. The quantifying step is roughly
0.45dB.
SA
Source Address
The source address is the modem's own
address. The modem will regard all packets
where the significant bits of the destination
address match its source address. The
source address bits on positions where there
are "1" in address mask are considered as
significant bits.
DA
Destination Address
The destination address is the source
address of the modem to which the data is
intended.
NA
Network Address
The network address describes the group of
modems, or network. The modem can only
communicate with another modems from
the same network.
AM
Address Mask
Address mask determines the significant
bits used to determine the destination of the
packet.
Radio modem PRM4 868MHz /User's manual V1.6 / 24.05.2011
Description
Parameter
Default
value
3000 - 7000
4000
0 – 63
0 – 255
0 – 255
0 – 65535
0 – 255
255
63
0
0
0
15