HP OmniBook 6100 HP Omnibook 6100 Notebook - Reference Guide - Page 147
Modem Reference Information
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Reference Information Modem Reference Information Modem Reference Information Note If your computer has a modem port, you can customize the operation of the modem using AT commands and S-registers. You can do this from Modem (Windows 98) or Phone and Modem Options (Windows 2000 and XP) in Control Panel, from most communications software, or by using terminal mode in your software. See "To change your modem settings" on page 63. You should have a good understanding of modems and how they operate before you change default settings. This section contains summary information about AT commands, S-registers, and selected result codes for the built-in modem. Your computer has either a 3Com/US Robotics or Ambit (ESS) modem. To determine which brand is in your computer: • Open Modems (Windows 98) or Phone and Modem Options (Windows 2000 or XP) in Control Panel. Command A/ A B0 B1 C1 Dn E0 E1 H0 H1 I0 I1 I2 I3 I4 I5 Modem Reference (Ambit) In the following AT command table, default settings are shown in bold. All listed AT commands except A/ must be preceded by "AT." AT Commands (Ambit) Function (Ambit) Re-execute command (not preceded by AT) Go off-hook and attempt to answer a call Select V.22 connect @1200 bps Select Bell 212A connect @1200 bps Return OK message Dial modifier Turn off command echo Turn on command echo Initiate a hang-up sequence If on-hook, go off-hook and enter command mode Report product code Report pre-computed checksum Report "OK" if the calculated checksum equals the prestored checksum or if the prestored checksum value is FFh Report firmware revision, model, and interface type Report response programmed by OEM Report the country code parameter Reference Guide 147