HP Remote Assistant Card - Manual (Page 155)

C Modem Commands
137
Command Values Def Description
&Rn n = 0, 1 or 2 *** &R0 lets Clear to Send act normally.
&R1 forces Clear to Send on.
&R2 drops for 1 second on disconnect.
$Rn n = 0 or 1 *** $R0 means disconnect after 12 retransmits.
$R1 means do not disconnect after 12 retransmits.
&RFn n = 0 or 1
***
&RF0 selects CTS follows RTS.
&RF1 selects CTS to act independently.
Sr=n r = 0-34 Sets value of Register “r” to value of “n”, where “n” is entered
in Decimal format.
Sr? r = 0-34 Reads value of Register “r” and displays value in 3-digit
Decimal format.
$SBn n = speeds
***
$SB300 selects 300 bps at serial port.
$SB1200 selects 1200 bps at serial port.
$SB2400 selects 2400 bps at serial port.
$SB4800 selects 4800 bps at serial port.
$SB9600 selects 9600 bps at serial port.
$SB19200 selects 19,200 bps at serial port.
$SB38400 selects 38400 bps at serial port.
&SFn n = 0 or 1 *** &SF0 selects DSR follows CD.
&SF1 selects DSR independent.
&Sn n = 0, 1 or 2
***
&S0 forces Data Set Ready On.
&S1 lets Data Set Ready act normally.
&S2 Data Set Ready drop is regulated by S24 on disconnect.
T Modem will tone-dial numbers following the T.
&Tn n = 4, 5, 8 or
9
***
&T4 means Enable Response to Request for Remote Digital
Loopback.
&T5 means Disable Response to Request for Remote Digital
Loopback.
&T8 displays the power-on self-test result code (031 indicates
that all tests passed).
&T9 initiates the power-on self-test.