W91430N Datasheet, PDF (6/14 Pages) Winbond – 13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION

W91430N SERIES
Pulse-to-tone (*/T)
OFF HOOK , D1 , D2 , ..., Dn , */T , D1' , D2' , ..., Dn'
1. If the mode switch is set in pulse mode, then the output signal will be:
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 the form as follow:
D1, D2, ..., Dn, *, D1', D2', ..., Dn'
(Tone)
(Tone)
3. The dialer remains in tone mode when the digits have been dialed out and can be reset to pulse
mode by going on-hook.
4. The pulse-to-tone function timing diagram is shown in Figure 4.
Flash
OFF HOOK , Fn
1. Fn = F1, …, F4
2. The dialer will execute flash break time of 600 mS (F1), 300 mS (F2), 73 mS (F3), or 100 mS (F4)
and all the flash pause time is 1.0 sec. before the next digit is dialed out.
3. Flash key can be stored as a digit in memory; however, only one flash will be released to users.
4. The system will return to the initial state after the flash pause time is finished.
5. The timing diagram of flash function is shown in Figure 5.
Save
OFF HOOK , D1 , D2 , ..., Dn , SAVE
1. If the dialing of D1 to Dn is finished, pressing the SAVE key will cause D1 to Dn to
be copied to the save memory.
OFF HOOK , SAVE
2. D1 to Dn will be dialed out after the save key is pressed.
Cascaded Dialing
1. Normal Dialing + Repertory Dialing + Normal Dialing
2. Repertory Dialing + Normal Dialing + Repertory Dialing
3. Redialing + Normal Dialing + Repertory Dialing
4. Redialing is valid as first key-in only.
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