6.Execute the function that authorizes sending AT commands to the modem; in other words, put the computer in terminal mode.
7.Verify that the computer and the modem can communicate with each other by sending the following AT command (you can type the command either with uppercase or lowercase letters, but you must not combine the two different types of letters). Press the Enter key (carriage return) , indicated in the following example by the word Enter surrounded by brackets.
$7(QWHU!
If everything is OK, the modem will respond with the following message:
2.
If the command is not echoed back (AT is not displayed on the screen), it means that local echo is turned off. In order to turn it on, send the following command to the modem :
$7((QWHU!
If, on the contrary, the screen displays double characters, it means that local echo is turned on both at the modem and in the software. Turn the software local echo off, if such an option is available, or turn the modem local echo off with the following command:
$7((QWHU!
Factory Settings
The modem has been
In order to display the present modem settings, do the following:
1.Run the communications program.
2.Go into the program's terminal mode.
3.Type:
16 Sportster Winmodem 33600 & x2/56K - User's manual