參數(shù)資料
型號: MB91V301A
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 68 MHz, RISC MICROCONTROLLER, CPGA179
封裝: CERAMIC, PGA-179
文件頁數(shù): 101/140頁
文件大?。?/td> 2841K
代理商: MB91V301A
MB91301 Series
DS07-16502-4E
63
Data Direction Register (DDR)
DDR0 to DDR2, DDR6, DDR8 to DDRB, DDRG, DDRH and DDRJ control the direction (input or output) of each
bit in the corresponding port.
When PFR
= 0 DDR = 0 : Port input
DDR
= 1 : Port output
When PFR
= 1 DDR = 0 : Peripheral input
DDR
= 1 : Peripheral output
DDR0
Initial value
Address :
00000600H
00000000B
DDR1
Initial value
Address :
00000601H
00000000B
DDR2
Initial value
Address :
00000602H
00000000B
DDR6
Initial value
Address :
00000606H
00000000B
DDR8
Initial value
Address :
00000608H
00000000B
DDR9
Initial value
Address :
00000609H
- 0000000B
DDRA
Initial value
Address : 0000060AH
00000000B
DDRB
Initial value
Address : 0000060BH
00000000B
DDRG
Initial value
Address :
00000400H
00000000B
DDRH
Initial value
Address :
00000401H
- - - - - 000B
DDRJ
Initial value
Address :
00000403H
00000000B
R/W
R/WR/WR/WR/WR/WR/W
76
5
4
32
1
0
P06
P07
P05
P04
P03
P02
P01
P00
76
5
4
32
1
0
P16
P17
P15
P14
P13
P12
P11
P10
R/W
R/WR/WR/WR/WR/WR/W
76
5
4
32
1
0
P26
P27
P25
P24
P23
P22
P21
P20
R/W
76
5
4
32
1
0
P66
P67
P65
P64
P63
P62
P61
P60
R/W
76
5
4
32
1
0
P86
P87
P85
P84
P83
P82
P81
P80
R/W
76
5
4
32
1
0
P96
P95
P94
P93
P92
P91
P90
R/W
76
5
4
32
1
0
PA6
PA7
PA5
PA4
PA3
PA2
PA1
PA0
R/W
R/WR/WR/WR/WR/WR/W
76
5
4
32
1
0
PB6
PB7
PB5
PB4
PB3
PB2
PB1
PB0
R/W
76
5
4
32
1
0
PG6
PG7
PG5
PG4
PG3
PG2
PG1
PG0
R/W
76
5
4
32
1
0
PH2
PH1
PH0
R/W
76
5
4
32
1
0
PJ6
PJ7
PJ5
PJ4
PJ3
PJ2
PJ1
PJ0
R/W
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