ATR
6.2.1 Register description
Type
R/W
R/W
R
R/W
R/W
R
R/W
R
R/W
R/W
R/W
R
R/W
UG_ARF73 V1.7
Register
Function
S200
Channel table
S201
Channel number Select radio channel from
S204
Preamble dura-
tion
S217
Serial Time out
for radio
S218
Radio frame
length
S230
RSSI level
S231
RF out level
S238
Receiver Fre-
quency BW
S220
Over the air
format
S252
Reception
address
S256
Transmission
address
S254
RF link speed
S255
Squelch
Restore the register default values. Note that S235
and S238 are not restored by ATR.
Description
Radio management
Set channel table
the table:
From 0 up to 15
Preamble duration unit in
ms.
Serial timeout before star-
ting radio transmission, unit
ms. From 4 up to 240
Size of the radio frame (from
1 up to 240).
When this size is reached:
the transceiver sends a
radio frame
Display the reception level
of the latest received mes-
sage. Response S230=-
xxxdBm<cr><lf> (with xxx
decimal value)
Adjust the RF output level
0-> 500mW (27dBm)
1-> 1W
(30dBm)
2-> 2W
(33dBm)
3 -> 4W
(36dBm)
Indicates the bandwidth
adjustment of the helicoidal
receiverfilters.
Format is 438.5000
0 -> addressed mode
1 -> transparent mode
2 -> repeater mode
From 0 up to 255
Used in addressed and
repeater protocol only, for
filteringincomingframe
From 0 up to 255
Used in addressed protocol
only, added to out coming
frame
1 -> 4800 bps
2 -> 9600 bps
0 -> max product sensitivity
1 -> about -107dBm
2 -> about -100dBm
3 -> about -70dBm
Default Value
Note
-
8
25
4
3
none
3
Depending
on customer
demand
0
0
0
2
0
28