參數(shù)資料
型號: MC68HC05K3P
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2 MHz, MICROCONTROLLER, PDIP16
封裝: PLASTIC, DIP-16
文件頁數(shù): 61/69頁
文件大?。?/td> 1383K
代理商: MC68HC05K3P
Technical Data
MC68HC05K3 — Rev. 5
64
Parallel Input/Output (I/O)
MOTOROLA
Parallel Input/Output (I/O)
Figure 7-3. Port B I/O Circuitry
WRITE $0011
READ $0001
WRITE $0001
READ $0005
WRITE $0005
WRITE $0001
READ $0001
READ $0005
WRITE $0005
MASK OPTION
FOR RC OSCILLATOR
FROM 3-PIN
RC OSCILLATOR
INTERNAL
HC05 DATA BUS
PB1
OSC3
I/O PIN
DATA
REGISTER BIT
OUTPUT
DATA DIRECTION
REGISTER B
MASK OPTION FOR
3-PIN RC OSCILLATOR
DATA
REGISTER BIT
PB0
PIN
OUTPUT
MASK OPTION TO
INHIBIT SOFTWARE PULLDOWNS
RESET
(RST)
DATA DIRECTION
REGISTER BIT
PULLDOWN
REGISTER BIT
WRITE $0011
PULLDOWN
REGISTER BIT
VDD
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