User's Manual
Company Confidential 23 Raveon Technologies
4 = 8000 4L 9 = 2000 2L
R3
Serial Port time out – Number of mS of no activity before
transmitting.
Range: 1 - 5000
20 (mS)
R5
Preamble length – The number of bytes to send over-the-air
in the pre-amble.
Range: 3 - 255
4**
(Varies based
on data rate
and radio
type. 7 typical)
R8
Frequency Offset. Used to set the radio on the center of the
radio channel.
Range: -500 to +500
0**
R9
Modulation Balance.
Range: 0-100
20**
RA
Select RF CD output threshold – This value is the RSSI
threshold where the carrier detect is asserted. Note: To force
CD always on, set this to 0, and R1 to RF Carrier Detect.
Range : 0-999
300**
RB
Number of retries. If this modem does not get an ACK
back when it sends data, this is the number of times it will re-
transmit the packet and wait for an ACK. 0=disabled feature.
Range: 0-99
0
(ACKs are not
used)
RF
RF Carrier Required – When enabled, there must be RF
energy on the channel for the modem to output data.
Streaming data mode only. 1-RF required. 0=ignore rf
energy when receiving.
Range: 0, 1
0 (no RF
required)
RG
Transmit Time-Out-Timer – Sets the transmitter time-out-
timer in seconds. This is a fail-safe timer for improper
configuration or operation of the modem. In normal
operation, the TOT setting is not changed.
Range: 0-999
(seconds)
60
RQ
Receiver Signal Level – Reads the Receiver Signal
Strength this instant, and returns the level in dBm.
Range: -40 to –140 (dBm)
varies by model
-
RS
RSSI (Receive Signal Strength Indicator) – Returns the
signal level of last received packet. The reading is in dBm.
No parameters. Returns a
number : -40 to –140
(dBm) varies by model.
none
RT
Radio Type – Select the type of radio module installed within
the modem. If this parameter is changed, you must fully
recalibrate the modem. The type of radio module installed
is listed on the serial number. Various
Range: 1-9
0 = RV-M7-Ux
1 = RV-M6-Vx
2**
RV
Enable Remote Access – When enabled (set to a 1), the
modem will respond to over-the-air RPR requests, Pings, and
over-the-air commands. Default is ON (0).
0= Remote Access on
1=Remote Access off
0
SL
Serial Number – Reads and returns a unique serial number
for thjs unit.
Read Only
1 - 999999999
unique
SH
Show – Display the configuration of the modem. This will
return a page of ASCII characters, showing the main
configuration parameters.
none
None
SM
LPM Operation Enable – When set to 1, the DTR input line
controls the M7-UC’s low-power operation. When set to 0,
the M7-UC will not go into LPM, regardless of the state of the
DTR pin. When set to 2, the modem is forced into a low-
power mode, disabling the receiver.
Range: 0, 1, 2
0
ST
Statistics – Show the unit’s operational statistics. See
Statistics section of user manual.
0, 1,2, 3, 4, or 5
None