1892 1335 - Orion Radio Modem Operating Instructions - v1.3 / Aug 2006 27
ATI10=0 Turn all test modes off
ATI10? Return whether any test
is active 0 or 1
0 = no tests active
1 = one or more tests
active
ATO End command mode (Letter O, not zero).
ATPF=n Set packet length in TP
mode n=1 to 52 n*12 bytes
ATPF? Get packet length in TP
mode 12 to 624 bytes
ATPRT= Set number of retries in
TP mode 2 to 19
ATPRT? Get number of retries in
TP mode
ATPT= Set TX delay 2 to 29 ms
ATPT? Read TX delay
ATRXOFF= Set TX to RX frequency
offset +xx.xxxxxx
MHz
+ for TX higher than RX
- for TX lower than RX
ATRXOFF? Get TX to RX frequency
offset
ATS154= Guard time 0 to 255 ms
ATS154? Read Guard time
ATS155= Set centre frequency nnn.nnnnn MHz
ATS155? Read centre frequency
ATS156? Get RSSI 0 to 1023 RSSI
ATS157= Set Channel number +0 to 99 Channels
ATS157? Get Channel number
ATS158? Get data quality ??? (XXX if
not available Data Quality
ATS160= Set Power level 0 or 1 0=Low, 1= High power
(meaning depends on
radio fitted)
ATS160? Get Power level
ATS161= Set Channel step
(spacing)
06.25kHz
110kHz
212.5kHz
ATS161? Get Channel step 320kHz
425kHz
ATS162= Set test message
repeat period 1 to 255 n*10ms
ATS162? Get test message
repeat period
ATS163= Set Symbol rate 1symbols/
s 2400 baud/s 4800
2 4800 9600
ATS163? Get Symbol rate 3 9600 19200
ATS165= Set Number of
preambles 1 to 9
ATS165? Get Number of
preambles
ATS166= Set Sync tolerance 00 mismatches
12 mismatches