ARF868 Radio Modems - User guide version V1.8.1
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Content
Default value
Comments
S220
Communication mode
0 : Transparent
1 : Addressed
0
S222
Radio protocol
0 : Asynchronous paquetized non secured
2: Asynchronous paquetized secured
3: Continuous Asynchronous
4: Continuous Asynchronous «legacy X3Pro»
3
S230
RSSI mode:
0 : no RSSI
1 : Exit «RSSI frame» on UART
4 : Exit «permanent RSSI» on UART
0
S231
RF radiated power:
0 : 27 dbm
1 : 25 dbm
2 : 23 dbm
3 : 20 dbm
4 : 17 dbm
5 : 14 dbm
6 : 10 dbm
0 : on ARF7940
and 7941 ver-
sions
5 : on ARF7942
and ARF7943
versions
S241
Command mode entry Timeout at 9.6kbps at product start-up.
0 : disabled
1 : enabled
1
S243
Re-emitting time out (when S222=2)
Adjustable from 0 to 65535 by step of 1ms
0
S250
Repeater mode :
0 : no repeater
1 à 65535 : Guard time by step of 1 ms
0
S252
Source address (or local)
from : 1 to 65535
Factory pre-ini-
tialized
Used in the addressed mode. This register contains the
address of the modem
S253
Network number
no network : 0
Network address: from 1 to 254
255=broadcast
0
S254
Radio data rate valid only with continuous asynchronous
mode:
1: 2,4Kbps
3: 9,6Kbps
6 : 38,4kbps
8: 57,6Kbps
Radio data rate valid only with asynchronous continuous
Legacy X3-PRO
11: 10Kbps (Legacy X3-PRO)
12: 57.6Kbps
1
11 and 12 : For compatibility with X3Pro modems
S256
Destination address :
From 1 to 65534
Broadcast function : 65535
0
In addressed mode, this register must be set with the
address of the modem to achieve.
Note1
: the Autobaud mode authorises the modem to synchronise itself at switching on to the speed of the serial link, provided it is configured
in 8 bits,1 stop bit, no parity.