W91810N Datasheet, PDF (9/26 Pages) Winbond – 23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

W91810N SERIES
Repertory Dialing Procedure
One-touch direct repertory dialing:
OFF HOOK (or ON HOOK & _HFI
), Mn (or EMn or SAVE )
Two-touch direct repertory dialing:
OFF HOOK (or ON HOOK & _HFI
), Page , Ln (or Mn )
Access Pause
OFF HOOK (or ON HOOK & _HFI ), D1 , D2 , R/P , D3 , ..., Dn
1. The pause function can be stored in memory.
2. The pause function is executed with normal dialing, redialing or memory dialing.
3. The pause function timing diagram is shown in Figure 6.
Pulse-to-tone (*/T)
OFF HOOK (or ON HOOK & _HFI
), D1 , D2 , ..., Dn , */T , D1' ,
, D2' , ..., Dn'
1. If the mode switch is set in pulse mode, then it will perform
D1, D2, ---, Dn, Pause, (3.6 sec), D1', D2', ---, Dn'
(Pulse)
(Tone)
2. If the mode switch is set in tone mode, then the output signal will be:
D1, D2, ---, Dn, * , D1', D2', ---, Dn'
(Tone)
(Tone)
3. It can be reset to pulse mode only if ON HOOK is active. This is because it remains in tone mode
when the digits have been dialed out.
4. The function timing diagram is shown in Figure 7.
Flash
OFF HOOK (or ON HOOK & _HFI
), Fn
1. Fn = F1−F4. If Fn is pressed, the dialer will execute a flash break time of 600 mS (F1), 300 mS
(F2), 73 mS (F3) or 100 mS (F4) and a pause time of 1.0 second, after which the next digit is dialed
out.
2. The flash key has the first priority of the keyboard function only one flash key will be released to
the
user.
3. When the flash key is key in, the system will return to the initial state after the flash pause time is
finished.
4. The flash function timing diagram is shown in Figure 8.
Publication Release Date: March 2000
-9-
Revision A5