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參數(shù)資料
| 型號： | LC573914 |
| 文件頁數(shù)： | 8/13頁 |
| 文件大?。?/td> | 582K |
| 代理商： | LC573914 |
LC573914
No.6745-8/13
LC573904 Terminal Description
Pin
No.
VSS
43
VDD1
9
Name
PAD
No.
39
64
I/O
Function description
Option
-
-
Power terminal (-)
Power terminal(+) (Ag battery version)
Voltage supply to logic unit (Ag battery version)
Voltage supply to LCD driver (Ag battery version)
(C is connected between VDD2 and VSS.)
Power terminal(+)
Capacitor is required between BAK and VSS
Capacitor connecting terminals for step-up
Battery version
Ag
Battery version
Ag
VDD2
3
63
-
BAK
5
1
-
CUP1,2
34
35
39
38
7
6
30
31
35
34
3
2
-
S port
S1-S4
I
4-bit input port
Input for HALT release
LSI system is reset by applying VDD to S1 to S4
simultaneously.
Programmable pull-down resistor
”L”-level hold Tr.
4-bit input/output port
CMOS output/P-ch open drain output
Input for HALT release
Programmable pull-down resistor
”L”-level hold Tr.
”H”-level hold Tr.
4-bit input/output port
CMOS output/P-ch open drain output
”H”-level hold Tr.
”L”-level hold Tr.
Provided/Not provided
P1 port
P10-P13
8-11
4-7
I/O
”L”-level hold Tr.
Provided/Not provided
”H”-level hold Tr.
Provided/Not provided
Output form CMOS
/P-ch open drain
”H”-level hold Tr.
Provided/Not provided
Output form CMOS
/P-ch open drain
P0 port
P00-P03
12-15
8-11
I/O
LIGHT
ALM
1
2
61
62
O
O
Output port
Output port
Output terminal to deliver melody signal or buzzer
with SAS or TMEL instruction.
(Buzzer : modulation signal or non modulation
signal.)*
(Melody signal : 3 octaves)
LCD output terminals for segment
Possible to use output port for SEG17 to SEG32
(Pad No.13 to 28) by mask option.
SEG1
-SEG32
48-63
17-32
44-59
13-28
O
Output form
segment/CMOS/P-
ch open drain
Segment data
SP=0 - FH
DBUS=a/b/c/d/e/f
/g/h
LCD duty
1/1,1/2,1/3,1/4
COM1
-COM4
33
47
64
16
41
42
29
43
60
12
37
38
O
LCD output terminals for common
OSCIN
OSCOUT
I
O
This terminal should be connected with RCOUT.
This terminal should be left unconnected.
Continue.
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