參數(shù)資料
型號(hào): HMS87C1302AD
廠商: HYNIX SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
中文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDSO24
封裝: SOP-24
文件頁(yè)數(shù): 60/70頁(yè)
文件大?。?/td> 977K
代理商: HMS87C1302AD
HMS87C1304A/HMS87C1302A
HYUNDAI MicroElectronics
60
Preliminary
Jan. 2001
Figure 17-6 Internal RCWDT Mode Releasing by RESET.
Preimnary
Figure 17-7 Application Example of Unused Input Por
t
Figure 17-8 Application Example of Unused input Port
~
Oscillator
(X
IN
pin)
~
~
~
~
Internal
Clock
Internal
RC Clock
~
STOP Instruction Execution
Time can not be controlled by software
Stabilization Time
t
ST
= 64mS @4MHz
Internal
RESET
~
~
~
RESET by WDT
RESET
RCWDT Mode
INPUT PIN
V
DD
GND
i
V
DD
X
Weak pull-up current flows
V
DD
internal
pull-up
INPUT PIN
i
V
DD
X
Very weak current flows
V
DD
O
O
OPEN
OPEN
i=0
O
i=0
O
GND
When port is configured as an input, input level should
be closed to 0V or 5V to avoid power consumption.
OUTPUT PIN
GND
i
In the left case, much current flows from port to GND.
X
ON
OFF
OUTPUT PIN
GND
i
In the left case, Tr. base current flows from port to GND.
To avoid power consumption, there should be low output
to the port .
i=0
X
OFF
ON
V
DD
L
ON
OFF
OPEN
GND
V
DD
L
ON
OFF
ON
OFF
O
O
V
DD
O
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