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536EX Chipset Developer’s Manual 13
Intel Confidential
Introduction
1.4.2 AT Escape Sequences
The 536EX provides the industry-standard escape sequence, TIES (Time Independent Escape
Sequence). TIES is designed to work with existing communication software written for the Hayes
Escape Sequence.
Upon special request, Ambient provides the Hayes* Escape Sequence; however, please note that
licensing can be required.
1.4.3 Dial Modifier
TIES/Hayes* Escape Sequences
The 536EX modem chipset is manufactured with TIES (Time Independent Escape Sequence) as
the default setting. It is Hayes’ position that you must have a valid license from Hayes Micro
Computer of Norcross, Georgia, before producing modem systems that use the Hayes Escape
Sequence.
Intel accepts no responsibility and does not indemnify nor in any way provide protection for
patent or possible patent violations to its customers or users of it products.
Command Function
0 to 9 Dialing digits
A, B, C, D, *, # Tone dial characters
P Pulse dial
R Reverse Originate mode
S=n Dial NVRAM telephone number
T Tone dial
W Wait for dial tone
, Pause
! Flash hook
@ Wait for quiet answer
; Return to command state
- ( ) Ignored by modem