參數(shù)資料
型號: MR83C154XXX-25/883D
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CQCC44
封裝: LCC-44
文件頁數(shù): 137/141頁
文件大小: 7628K
代理商: MR83C154XXX-25/883D
65
2486AA–AVR–02/2013
ATmega8(L)
Register Description for I/O Ports
The Port B Data
Register – PORTB
The Port B Data
Direction Register –
DDRB
The Port B Input Pins
Address – PINB
The Port C Data
Register – PORTC
The Port C Data
Direction Register –
DDRC
The Port C Input Pins
Address – PINC
The Port D Data
Register – PORTD
The Port D Data
Direction Register –
DDRD
The Port D Input Pins
Address – PIND
Bit
76543210
PORTB7
PORTB6
PORTB5
PORTB4
PORTB3
PORTB2
PORTB1
PORTB0
PORTB
Read/Write
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
DDB7
DDB6
DDB5
DDB4
DDB3
DDB2
DDB1
DDB0
DDRB
Read/Write
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
PINB7
PINB6
PINB5
PINB4
PINB3
PINB2
PINB1
PINB0
PINB
Read/Write
RRRRRRRR
Initial Value
N/A
Bit
76543210
PORTC6
PORTC5
PORTC4
PORTC3
PORTC2
PORTC1
PORTC0
PORTC
Read/Write
R
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
DDC6
DDC5
DDC4
DDC3
DDC2
DDC1
DDC0
DDRC
Read/Write
R
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
PINC6
PINC5
PINC4
PINC3
PINC2
PINC1
PINC0
PINC
Read/Write
RRRRRRRR
Initial Value
0
N/A
Bit
76543210
PORTD7
PORTD6
PORTD5
PORTD4
PORTD3
PORTD2
PORTD1
PORTD0
PORTD
Read/Write
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
DDD7
DDD6
DDD5
DDD4
DDD3
DDD2
DDD1
DDD0
DDRD
Read/Write
R/W
R/WR/W
Initial Value
00000000
Bit
76543210
PIND7
PIND6
PIND5
PIND4
PIND3
PIND2
PIND1
PIND0
PIND
Read/Write
RRRRRRRR
Initial Value
N/A
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