COURIER HIGH SPEED MODEMS

 

@

Wait for an answer (with X3 or higher). The @ command

 

 

can be used in the Dial string to tell the modem to detect

 

 

at least one ring, wait for five seconds of silence at the

 

 

other end of the call, and then continue to execute the

 

 

Dial string.

 

/

A slash (/) causes a pause of only 125 milliseconds.

 

R

Reverse frequencies. This command allows calls to an

 

 

originate-only modem. It reverses the modem's

 

 

originate/answer frequencies, forcing the Courier to dial

 

 

out at the answer frequency.

DL

Dial the last-dialed number. The modem stores each Dial

 

command until it receives the next Dial command. Use DL

 

instead of A/, described on the next page, if you wish to send

 

the modem non-Dial commands before dialing again.

DSn

Dial the number stored in nonvolatile random access memory at

 

position n, where n = 09.

En

Command mode local echo. Enables/disables the display of

 

your typed commands. If double characters appear on the

 

screen, both the modem's local echo and your software's local

 

echo are on.

 

The Courier is shipped with DIP switch 4 OFF, enabling local

 

echo. The En command controls the local echo for a current

 

session, independently of the switch setting.

 

E0

Command mode echo OFF. The modem does not

 

 

display keyboard commands.

 

E1

Command mode echo ON.

Fn

Online local echo. This command causes the modem to display

 

a copy of the data it is transmitting to another system.

 

F0 Online echo ON. Sometimes called half duplex. As the

 

 

modem transmits data to a remote system, it also sends a

 

 

copy of the data to the screen.

 

F1 Online echo OFF. Sometimes called full duplex. Default.

Hn

On/off hook control.

 

H0

Hang up (go on hook).

 

H1

Go off hook.

Alphabetical Command Summary C-5

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USRobotics V.34 user manual Wait for an answer with X3 or higher. The @ command