參數(shù)資料
型號: MC68HC05JB3DW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 3 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 65/148頁
文件大?。?/td> 1600K
代理商: MC68HC05JB3DW
November 5, 1998
GENERAL RELEASE SPECIFICATION
MC68HC05JB3
MEMORY
MOTOROLA
REV 1
2-3
2.4
I/O REGISTERS SUMMARY
ADDR
REGISTER
R/W
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
$0000
Port A Data
R
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
PORTA
W
$0001
Port B Data
R
PB7
PB6
PB5
PB4
PB2
PB1
PB0
PORTB
W
$0002
Port C Data
R
PC3
PC2
PC1
PC0
PORTC
W
$0003
Unused
R
W
$0004
Port A Data Direction
R
DDRA7
DDRA6
DDRA5
DDRA4
DDRA3
DDRA2
DDRA1
DDRA0
DDRA
W
$0005
Port B Data Direction
R
DDRB7
DDRB6
DDRB5
DDRB4 SLOWE DDRB2
DDRB1
DDRB0
DDRB
W
$0006
Port C Data Direction
R
OCMPO VROFF
DDRC3
DDRC2
DDRC1
DDRC0
DDRC
W
$0007
Unused
R
W
$0008
MFT Ctrl/Status
R
TOF
RTIF
TOFE
RTIE
00
RT1
RT0
TCSR
W
TOFR
RTIFR
$0009
MFT Counter
R
TMR7
TMR6
TMR5
TMR4
TMR3
TMR2
TMR1
TMR0
TCNT
W
$000A
IRQ Control/Status
R
IRQE
0
IRQF
0
IRQPU
ICSR
W
IRQR
$000B
Unused
R
W
$000C
Unused
R
W
$000D
Unused
R
W
$000E
Optical Interface En.
R
TCMPE
VREF2
VREF1
VREF0
OIE3
OIE2
OIE1
OIE0
OIER
W
$000F
Port C Pull-down/up
R
PDURC
W
PDRC3
PDRC2
PDRC1
PDRC0
unused bits
reserved bits
Figure 2-2. MC68HC05JB3 I/O Registers $0000-$000F
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