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Appendix C – AT Commands
95
Extended "AT&" Commands
(Includes RTS/CTS Flow Control Commands)
Command Description
&Bn Data rate, terminal-to-modem
&B1 DTE/DCE rate fixed at DTE setting
&Cn Carrier Detect operations
&C1 Carrier Detect tracks presence of carrier
&Dn Data Terminal Ready (DTR) operations
&D2 DTR off causes modem to hang up
&F Load the default factory settings,
&Kn Data flow control, DTE/DCE, n=0,3,4
&K0 Flow control disabled
&K3 Hardware (RTS/CTS) flow control
&K4 Software (XON/XOFF) flow control
&Sn Data Set Ready (DSR)
&S0 DSR overridden, DSR always on