W91320 データシートの表示（PDF） - Winbond
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W91320 Datasheet PDF : 19 Pages
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W91320N SERIES
BLOCK DIAGRAM
ROW
(R1 to R4, Vx)
COLUMN
(C1 to C4)
KEYBOARD
INTERFACE
DTMF
D/A
CONVERTER
XT XT
SYSTEM CLOCK
GENERATOR
HKS
HFI
READ/ WRITE
COUNTER
CONTROL
LOGIC
LOCATION
LATCH
RAM
PULSE
CONTROL
LOGIC
ROW & COLUMN
PROGRAMMABLE
COUNTER
DATA LATCH
& DECODER
LOCK
MODE
H/P MUTE
T/P MUTE
DP/C5
HFO
FUNCTIONAL DESCRIPTION
Keyboard Operation
C1 C2 C3 C4 DP / C5
1
2
3
R1
4
5
6 F1
R2
7
8
9 F2
H
R3
∗/T
0
# R/P1
R
R4
R/P2 R F3 F4
VX
• R/P1, R/P2: Redial and pause function key, P1 is 3.6 sec. and P2 is 2.0 sec.
• ∗/T: ∗ in tone mode and P→T in pulse mode
• F1, …, F4: Flash keys, the flash break time of F1 = 600 mS, F2 = 100 mS, F3 = 300 mS, F4 = 73
mS
• H: Hold function key
• R: One-key redial function
Notes: D1, ..., Dn, D1', ..., Dn': 0, ..., 9, */T, #
R/P: R/P1 or R/P2.
Fn: F1, ..., F4
-6-
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