W91810N Datasheet, PDF (16/26 Pages) Winbond – 23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

W91810N SERIES
Timing Waveforms, continued
HKS
KEY IN
DP
T/P MUTE
H/P MUTE
KT
DTMF
OSC.
R/P
M
B
T_PDP
TIDP ^{M B}
T_IDP
T_IDP
T_PDP
ON HOOK
LOW
OSC.
Figure 1(c) Pulse Mode Timing Diagram (Auto dialing without lock)
HKS
KEY IN
DP
T/P MUTE
H/P MUTE
KT
DTMF
OSC.
<300 mS
R/P
M
B
T_FKD
T_IDP
T_PDP
T_IDP
LOW
OSC.
Figure 1(d) Pulse Mode Timing Diagram (Auto dialing with lock function)
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