參數(shù)資料
型號: MC68HSC05C9A
廠商: Motorola, Inc.
元件分類: 8位微控制器
英文描述: 8-Bit Microcontroller(8位微控制器)
中文描述: 8位微控制器(8位微控制器)
文件頁數(shù): 56/160頁
文件大?。?/td> 783K
代理商: MC68HSC05C9A
L
G
R
Input/Output Ports
General Release Specification
MC68HC05C9A
Rev. 4.0
56
Input/Output Ports
MOTOROLA
Figure 7-2. Port B I/O Logic
DATA DIRECTION
REGISTER B
BIT DDRB7
PBX
EXTERNAL
INTERRUPT
REQUEST
PORT B DATA
REGISTER
BIT PB7
READ $0005
WRITE $0001
READ $0001
RESET
I
WRITE $0005
PORT B EXTERNAL INTERRUPT
MASK OPTION
FROMOTHER
PORT B PINS
V
DD
D
C
Q
R
Q
I BIT
V
DD
(FROMCCR)
RESET
EXTERNAL INTERRUPT VECTOR FETCH
IRQ
V
DD
ENABLED
DISABLED
EDGE ONLY
EDGE AND LEVEL
SOFTWARE CONTROLLED OPTION
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