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| Appendix C - AT Command Summary |
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$SBn | n = speed | $SB300 selects 300 bps at serial port. |
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| $SB1200 selects 1200 bps at serial port. |
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| $SB2400 selects 2400 bps at serial port. |
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| $SB4800 selects 4800 bps at serial port. |
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| $SB9600 selects 9600 bps at serial port. |
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| $SB19200 selects 19,200 bps at serial port. |
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| $SB38400 selects 38,400 bps at serial port. |
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| * $SB57600 selects 57600 bps at serial port. |
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| $SB115200 selects 115200 bps at serial port. |
&SFn | n = 0 or 1 | * &SF0 selects DSR follows CD. |
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| &SF1 selects DSR independent. |
&Sn | n = 0, 1 or 2 | &S0 forces Data Set Ready On. |
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| * &S1 lets Data Set Ready act normally. |
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| &S2 Data Set Ready drop is regulated by S24 on |
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| disconnect. |
$SPn | n = 0 or 1 | * $SP0 disables UUCP Spoofing |
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| $SP1 enables UUCP Spoofing |
T |
| Modem will |
&Tn | n = 4 or 5 | &T4 means Enable Response to Request for |
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| Remote Digital Loopback. |
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| * &T5 means Disable Response to Request for |
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| Remote Digital Loopback. |
#Tn | n = 0 or 1 | #T0 turns off Trellis Coded Modulation |
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| * #T1 turns on Trellis Coded Modulation |
Un | n = 0, 1, 2, or 3 | U0 places modem in Analog Loop Originate Mode. |
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| U1 places modem in Analog Loop Answer Mode. |
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| U2 places modem in Remote Digital Loopback test |
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| mode. |
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| U3 places modem in Local Digital Loopback test |
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| mode. |
$VDn | n= 0 or 1 | * $VD0 disables Voice/Data Dialing |
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| $VD1 enables Voice/Data Dialing |
Vn | n = 0 or 1 | V0 means Result Codes sent as digits (terse |
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| response). |
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| * V1 means Result Codes sent as words (verbose |
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| response). |
W |
| Wait for new |
&Wn | n = 0 or 1 | &W0 causes modem to store its current parameters |
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| in |
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| future sessions instead of reading factory ROM |
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| defaults, unless &F command used. |
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| * &W1 causes modem to not store parameters. |
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