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參數(shù)資料
| 型號： | KS57C21516 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 4-BIT CMOS Microcontroller(4位微控制器) |
| 中文描述： | 4位CMOS微控制器（4位微控制器） |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 68K |
| 代理商： | KS57C21516 |
PRODUCT OVERVIEW
KS57C21516/P21516 MICROCONTROLLER
1-5
PIN DESCRIPTIONS
Table 1–1. KS57C21516 Pin Descriptions
Pin Name
P0.0
P0.1
P0.2
P0.3
Pin Type
I/O
Description
Number
11
12
13
14
Share Pin
SCK
/K0
SO/K1
SI/K2
BUZ/K3
4-bit I/O port.
1-bit and 4-bit read/write and test is possible.
Individual pins are software configurable as input or
output.
Individual pins are software configurable as open-
drain or push-pull output.
4-bit pull-up resistors are software assignable; pull-up
resistors are automatically disabled for output pins.
4-bit input port.
1-bit and 4-bit read and test is possible.
4-bit pull-up resistors are assignable by software.
P1.0
P1.1
P1.2
P1.3
P2.0
P2.1
P2.2
P3.0
P3.1
P3.2
P3.3
P4.0–P4.3
I
23
24
25
26
27
28
29
30
31
32
33
INT0
INT1
INT2
INT4
CLO
LCDCK
LCDSY
TCLO0
TCLO1
TCL0
TCL1
COM8–
COM11
COM12–
COM15
I/O
Same as port 0 except that port 2 is 3-bit I/O port.
I/O
Same as port 0.
P5.0–P5.3
I/O
4-bit I/O ports.
1-, 4-bit or 8-bit read/write and test is possible.
Individual pins are software configurable as input or
output.
4-bit pull-up resistors are software assignable; pull-up
resistors are automatically disabled for output pins.
Same as P4, P5.
42–45
46–49
P6.0–P6.3
P7.0–P7.3
I/O
50–53
54–57
SEG55/K4–
SEG52/K7
SEG51–
SEG48
SEG47–
SEG44
SEG43–
SEG40
P0.0/K0
P0.1/K1
P0.2/K2
P0.3/K3
P8.0–P8.3
P9.0–P9.3
I/O
Same as P4, P5.
58–61
62–65
SCK
SO
SI
BUZ
I/O
I/O
I/O
I/O
Serial I/O interface clock signal.
Serial data output.
Serial data input.
2 kHz, 4 kHz, 8 kHz or 16 kHz frequency output for
buzzer signal.
External interrupts. The triggering edge for INT0 and
INT1 is selectable.
11
12
13
14
INT0, INT1
I
23, 24
P1.0, P1.1
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