W91550 WINBOND [Winbond], W91550 Datasheet - Page 8

• Manufacturer Part Number: W91550
• Description: 13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
• Manufacturer: WINBOND [Winbond]

2. OFF HOOK
Number Store
1.
2.
Save
If the S/ M pin = V
3.
1.
a. The one key redialing function timing diagram is shown in Figure 3.
b. If the dialing of
c. If the pulses of the dialed digits
D1, D2, ..., Dn will be stored in memory location Mn (or Ln) and will be dialed out.
a. D1, D2, ..., Dn will be stored in memory location Mn (or Ln) but will not be dialed out.
b. R/P and */T
c. The store mode is released after the store function is executed or when the state of the hook
The redial content will be copied to memory location Mn (or Ln).
same as one time),
(could be skipped),
a. The
b. The redial memory content will be D1, D2, D3, ..., Dn.
c. If redialing length oversteps 32 digits, the redialing function will be inhibited.
E
A (could be skipped),
OFF HOOK
OFF HOOK
OFF HOOK
OFF HOOK
OFF HOOK
automatically.
digit. In store mode, R/P is the pause function key.
DP to go low for 2.2 seconds break time and 0.6 seconds pause time will be added
switch changes or the flash function is executed.
it will invoke the pause function.
,
D1'
R/P
,
DD
key can execute the redial function only as the first key-in after off-hook; otherwise,
(or
, (or
, (or
(or
, (or
,
D2'
, the save function is selected:
E
D1
keys can be stored as a digit in memory, but R/P key cannot be the first
ON HOOK
ON HOOK
Mn
Mn
ON HOOK
ON HOOK
ON HOOK
, ...,
,
to
Mn
,
Ln
(or
Dn'
Dn
ON HOOK
, (or A ,
,
A
&
& HFI ¡õ
is finished, pressing the
,
D1
& HFI ¡õ
&
ON HOOK
&
,
SAVE
HFI ¡õ
HFI ¡õ
HFI ¡õ
Ln
to
Ln
, or
- 8 -
Dn
),
), E
),
),
, or
),
Ln
have not finished,
D1
D1
D1 , D2
E
),
Ln
,
,
,
,
ON HOOK
D1
R key will cause the pulse output pin
)
D1
D2
D2
W91550DN SERIES
,
, ...,
,
, ...,
, ...,
D2
D2
R will be ignored.
Dn
Dn
, ...,
Dn
, ...,
, CONVERSATION,
, Busy,
,
Dn
Dn
E (many times
,
,
E
R
E