User's Manual

455U Radio Modem Module User Manual
Page 56 © November 2004
\FR xxx.xxxx Set Receive Frequency xxx.xxxx MHz – Returns ERROR if
outside radio range.
AT\C Radio Frequency Increment (Can only be set when #R Password entered)
\C5 Set Radio frequency increment to 5.00 kHz.
\C6 Set Radio frequency increment to 6.25 kHz.
AT\N Radio Bandwidth (Can only be set when #R Password entered)
\N1 Set Radio to 2400 HZ bandwidth.
\N0 Set Radio to 4800 HZ bandwidth.
AT\P Radio Power (Can only be set when #R Password entered)
\P0 Set Radio to 500 mW
\P1 Set Radio to 1 W.
\P2 Set Radio to 2 W.
\P3 Set Radio to 5 W.
AT\K Break signal handling control
AT\B command
from online
Host sends break on serial Receive break from
remote
\K0 Purge Buffers & send
break
Enter command state & purge
buffers. Don’t send Break.
Purge buffers and
send break to host.
\K1 As for \K0 Purge Buffers and send break As for \K0
\K2 Send Break ahead of
buffered data.
As for \K0 Transfer break to host
ahead of buffered
data.
\K3 As for \K2 Send break ahead of buffered
data.
As for \K2
\K4 Queue Break behind
buffered data.
As for \K0 Queue Break behind
buffered data.
\K5 As for \K4 Queue break behind buffered
data.
As for \K4
AT\S Radio Statistics
\S Display stats including last received signal strength from all module addresses –
1 – 127 (only modules that have been received are displayed).
1 Rssi: -98dBm Rx: 95 Fwd: 0 Err: 72 Last: 0d03h19m18s
Stats are: Last Received signal strength, Number of Messages Received from
this address, Number of messages Forwarded from this address, and Number of
received messages with errors from this address. Also indicates the time since
last received a message from this address.
\Snn Display Stats for remote number nn only