3Jtech uModem Technical Document page 17

Command
&Pn
&Rn
&Sn
&Tn
2003/6 From 3JTech
Options Function & Description
&N24 BELL 212A 1200
&N25 BELL 103 300
&N60 V.34 33600
&N61 V.34 31200
&N62 V.34 28800
&N63 V.34 26400
&N64 V.34 24000
&N65 V.34 21600
&N66 V.34 19200
&N67 V.34 16800
&N68 V.34 14400
&N69 V.34 12000
&N70 V.34 9600
&N71 V.34 7200
&N72 V.34 4800
&N73 V.34 2400
&N99 V.90 28000
&N98 V.90 29333
&N97 V.90 30666
&N96 V.90 32000
&N95 V.90 33333
&N94 V.90 34666
&N93 V.90 36000
&N92 V.90 37333
&N91 V.90 38666
&N90 V.90 40000
&N89 V.90 41333
&N88 V.90 42666
&N87 V.90 44000
&N86 V.90 45333
&N85 V.90 46666
&N84 V.90 48000
&N83 V.90 49333
&N82 V.90 50666
&N81 V.90 52000
&N80 V.90 53333
&N79 V.90 54666
&N78 V.90 56000
Pulse dial make/break ratio
&P0 * make / break=39% / 61%
&P1 make / break=33% / 67%
RTS (Request To Send) function selection S21.5
&R0 CTS tracks RTS, response delay is set in
S26
&R1 * Ignore RTS, assumes RTS always ON
Data Set Ready (DSR) function selection.
&S0 * DSR has overridden, DSR always ON.
&S1 DSR according to CCITT (ITU-TSS). (See
also S41.5, S44.4)
Modem testing.
&T0 Terminate test in progress.
&T1 Initiate Analog Loop-back (ALB) test.
&T3 Initiate Local Digital Loop-back (LDL) test
&T4 Grant Remote Digital Loop-back request
from remote modem
&T5 Deny Remote Digital Loop-back request
from remote modem
&T6 Initiate Remote Digital Loop-back (RDL)
test
&T7 Initiate Remote Digital Loop-back with self
test (RDL+ST)
&T8 Initiate Analog Loop-back with self test.
Revision 1.0
Research & Development
Ref.
S23.2
S21.3
S16
S14.1
S14.1
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