W91590 Datasheet, PDF (6/20 Pages) Winbond – 24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE, HOLD AND LOCK FUNCTIONS

W91590 SERIES
FUNCTIONAL DESCRIPTION
Keyboard Operation
C1
C2
C3
C4
C5
C6
C7 ^{DP /C9} C8
1
2
3
S
M00
M05
M10
M15
EM1 R1
4
5
6
MEMO M01
M06
M11
M16
EM2 R2
7
8
*/T
0
9
CLR
M02
M07
M12
M17
EM3 R3
#
R/P
M03
M08
M13
M18
H
R4
F1
F2
F3
R
M04
M09
M14
M19 *MER R5
MER location in W91590C/CL is SAVE memory.
• S: Store function key
• F1, F2, F3: Flash keys
• R: One-key redial
• H: Hold function key
• C9 : This key is connected to pin DP /C9 via a bipolar switching transistor and a diode
• M0j: Direct or indirect (MEMO + M0j = M1j) repertory memory
• M1j: Direct repertory dialing
• EMi: One-touch memory for emergency call
• */T: * & P→T
• CLR: Clear key
• R/P: Redial and pause function key
• MER: One-touch memory for mercury code dialing
• MEMO: Indirect repertory dialing function key
Note: Dn = 0 to 9, *, #, Mij = M00 to M19 (i = 0, 1; j = 0 to 9).
Normal Dialing
OFF HOOK (or ON HOOK & _HFI
), D1 , D2 , …, Dn
1. D1, D2, ..., Dn will be dialed out.
2. Dialing length is unlimited, but redial is inhibited if length oversteps 32 digits.
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