參數(shù)資料
型號(hào)： KS57P21632
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)： 6/6頁
文件大?。?/td> 63K
代理商： KS57P21632
PRODUCT OVERVIEW
KS57C21632/P21632 (Preliminary Spec)
1-6
Table 1-1. KS57C21632 Pin Descriptions (Continued)
Pin Name
Pin Type
Description
Number
Share Pin
K0–K3
V
DD
V
SS
I/O
–
External interrupt (triggering edge is selectable)
Main power supply
14–11
15
P0.0–P0.3
–
–
Ground
16
–
RESET
CA, CB
VCL1–VCL2
VCL3–VCL5
TEST2
I
Reset signal
Capacitor terminal for voltage boosting
LCD power supply
22
4, 5
99–100
1–3
6
–
–
–
–
–
I
Test signal input (must be connected V
SS
)
Crystal, ceramic or RC oscillator pins for system
clock
Crystal oscillator pins for subsystem clock
–
X
IN
,
X
OUT
–
18, 17
–
XT
IN
,
XT
OUT
TEST1
–
20, 21
–
I
Test input (must be connected to V
SS
)
19
–
NOTE:
Pull-up resistors for all I/O ports are automatically disabled if they are configured to output mode.
Table 1-2. Overview of KS57C21632 Pin Data
Pin Name
Share Pins
I/O Type
Reset Value
Circuit Type
P0.0–P0.3
TCLO1/K0,
TCLO
1/K1
BUZ/K2,
BUZ
/K3
INT0, INT1, INT2, INT4
CLO, TCL1
–
–
–
–
I/O
Input
E-1
P1.0–P1.3
P2.0–P2.1
P2.2–P2.3
COM0–COM15
SEG0–SEG55
V
DD
V
SS
I/O
I/O
I/O
O
O
–
Input
Input
Input
Low
Low
–
E-1
E-1
E-1
H-6
H-6
–
–
–
–
–
RESET
CA
CB
VLC1–VLC5
X
IN
,
X
OUT
XT
IN
,
XT
OUT
TEST1, 2
–
–
–
–
–
I
–
–
–
–
–
B
–
–
–
–
–
–
–
–
–
–
–
–
–
I
–
–
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