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參數(shù)資料
| 型號： | KS57P21832 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | CMOS technology provides for low power consumption and a wide operating voltage range. |
| 中文描述： | CMOS技術提供了低功耗和寬工作電壓范圍。 |
| 文件頁數(shù)： | 6/34頁 |
| 文件大?。?/td> | 274K |
| 代理商： | KS57P21832 |
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PRODUCT OVERVIEW
KS57C21832/P21832
1-6
Table 1-1. KS57C21832 Pin Descriptions (Continued)
Pin Name
INT2
Pin Type
I
Description
Number
25
Share Pin
P1.2
Quasi-interrupt with detection of rising or falling
edges.
External interrupt with detection of rising or
falling edges.
Clock output .
LCD clock output for display expansion.
LCD synchronization clock output for display
expansion.
Timer/counter 0 clock output.
Timer/counter 1 clock output.
External clock input for timer/counter 0.
External clock input for timer/counter 1.
LCD common signal output.
INT4
I
26
P1.3
CLO
LCDCK
LCDSY
I/O
I/O
I/O
27
28
29
P2.0
P2.1
P2.2
TCLO0
TCLO1
TCL0
TCL1
COM0-COM7
COM8-COM11
COM12-COM15
SEG0-SEG39
I/O
I/O
I/O
I/O
O
I/O
30
31
32
33
P3.0
P3.1
P3.2
P3.3
–
34-41
42-45
46-49
5-1,
100-66
65-62
61-58
57-54
53-50
11-14
P4.0-P4.3
P5.0-P5.3
–
O
LCD segment signal output.
SEG40-SEG43
SEG44-SEG47
SEG48-SEG51
SEG52-SEG55
K0-K3
I/O
P9.3-P9.0
P8.3-P8.0
P7.3-P7.0
P6.3/K7-P6.0/K4
P0.0-P0.3
I/O
External interrupt. The triggering edge is
selectable.
K4-K7
V
DD
V
SS
RESET
V
LC1-
V
LC5
X
in,
X
out
50-53
15
P6.0-P6.3
–
–
Main power supply.
–
Ground.
16
–
I
–
Reset signal.
LCD power supply.
22
10-6
–
–
–
Crystal, Ceramic or RC oscillator pins for
system clock.
Crystal oscillator pins for subsystem clock.
Test signal input. (must be connected to V
SS
)
18, 17
–
XT
in,
XT
out
TEST
–
20, 21
–
I
19
–
NOTE:
Pull-up resistors for all I/O ports are automatically disabled if they are configured to output mode.
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