$Dn Persistent DTR Dialing

Terminal Adapter

Chapter 5—TERMINAL ADAPTER AT Commands, S-Registers, Result Codes

&Zn=x Store Telephone Number Values: n = 0–9; x = dial string Default: n/a

Allows you to store a telephone number in a memory register for faster dialing. To store a number, type &Z, the register number (0–9) where you want to store the number, the = character, and the dialing string you want stored. Then press ENTER. The dialing string can have up to 80 characters. To read a stored number, type AT&Zn? (e.g., AT&Z4?) where n is the number of the register you want to read. To display a list of all numbers stored in memory, type ATL and press RETURN:

014082345678

116125551212

214089876543

46313551

64258513

816126313550

912138880123

DSn Dialing a Stored Telephone Number

Values: n = 0–9

Default: n/a

To dial a stored telephone number, type ATDSn in terminal mode, where n is the location of the number you want to dial. For example, typing ATDS6 <cr> dials a telephone stored in memory register 6 location.

Values: n = 0, or 1

Default: $D0 (Disabled)

Enables or disables persistent DTR dialing (PDD). PDD causes the terminal adapter to automatically and continually redial stored telephone number 0 when the port has no active calls and DTR is high.

%En Escape Sequence Options

Values: n = 0–5

Default: %E1 and %E4

By default, the modem responds only to the +++ escape method. However, you can use the %E command to set the modem to respond only to the <break> method, to respond to either +++ or the <break> method, or to ignore both methods and not escape.

%E0 Modem won’t escape %E1 +++ escape method %E2 <BREAK> escape method

%E3 Both +++ and <BREAK> escape methods

102	MultiModemISI Hybrid Series, ISIHI-2S

ISIHI-2S specifications

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Multi Tech Equipment ISIHI-2S DSn Dialing a Stored Telephone Number, $Dn Persistent DTR Dialing

Models: ISIHI-2S

Terminal Adapter

DSn Dialing a Stored Telephone Number