W91440N Datasheet, PDF (12/14 Pages) Winbond – 10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION

Timing Waveforms, continued
W91440N SERIES
HKS
KEY IN
DTMF
T/P MUTE
DP
OSC.
R/P
T KID
TKRD
TTD
TITP
T > TOHD
High
OSCILLATION
Figure 2(c) Tone Mode Auto Dialing Timing Diagram
HKS
KEY IN
DP
T/P MUTE
DTMF
OSC.
2
T KID
MB
TPDP
R/P
TIDP
3
TP
Low
OSCILLATION
TIDP
MB
TPDP
Figure 3. Pause Function Timing Diagram
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