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DART 300 Modem User’s Guide
Page vi 2110212 Rev 1.0
3.6.
CDPD Network Registration.............................................................................. 14
3.6.1.
Verifying Network Registration .......................................................... 14
3.6.2.
PING.................................................................................................... 15
Feature Reference
4.
Local DTE/DCE Interface............................................................ 17
4.1.
Modem Modes and States................................................................................... 17
4.1.1.
Modes.................................................................................................. 17
4.1.2.
States ................................................................................................... 18
4.1.3.
Conditions............................................................................................ 18
4.1.4.
Sessions ............................................................................................... 18
4.1.5.
Transition Between States ................................................................... 18
4.2.
Modem Buffers.................................................................................................... 20
4.2.1.
Command Buffer................................................................................. 20
4.2.2.
Data Buffers......................................................................................... 20
4.3.
AT Command Handling and Defaults............................................................... 21
4.3.1.
General Notes...................................................................................... 21
4.3.2.
Parameters ........................................................................................... 21
4.3.3.
Responses and Results Returned by the Modem................................. 21
4.3.4.
Registers.............................................................................................. 24
4.4.
RS-232C Interface and Control Signals ............................................................ 25
4.4.1.
Interface Settings................................................................................. 25
4.4.2.
Flow Control........................................................................................ 25
4.4.3.
Control Signals.................................................................................... 26
5.
Product Features ........................................................................ 29
5.1.
Friends Only ........................................................................................................ 29
5.2.
Dial Directory ...................................................................................................... 30
5.3.
Auto-dial on Start-up.......................................................................................... 31
5.4.
Sleep Mode........................................................................................................... 32
5.5.
Using Ring Indicator (RI) with Host Sleep ....................................................... 34
5.6.
CDPD Radio and Booster Support .................................................................... 36
5.7.
Upgradability....................................................................................................... 36