參數資料
型號: W91210SERIES
廠商: WINBOND ELECTRONICS CORP
英文描述: Tone/Pulse Dialer With Redial Function
中文描述: 音頻/脈沖撥號器與重撥功能
文件頁數: 4/11頁
文件大小: 202K
代理商: W91210SERIES
W91210 SERIES
- 4 -
BLOCK DIAGRAM
HKS
MODE
T/P MUTE
COLUMN
ROW
XT XT
DP/C4
(R1 to R4)
DTMF
SYSTEM CLOCK
GENERATION
READ/WRITE
COUNTER
RAM
LOCATION
LATCH
ROW & COLUMN
PROGRAMMABLE
COUNTER
DATA LATCH
& DECODER
KEYBOARD
INTERFACE
(C1 to C3)
D/A
CONVERTER
PULSE
CONTROL
LOGIC
CONTROL
LOGIC
FUNCTIONAL DESCRIPTION
Keyboard Operation
C1
C2
C3
DP/C4
1
2
3
F1
R1
4
5
6
F2
R2
7
8
9
F3
R3
*/T
0
#
R/P
R4
*/T: * and P
T key
R/P: Redial and pause function key
F1, F2, F3: Flash keys
Normal Dialing
OFF HOOK
,
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.
相關PDF資料
PDF描述
W91210 TONE/PULSE DIALER WITH REDIAL FUNCTION
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