2 i/o port registers, I/o port registers – FUJITSU F2MCTM-16LX User Manual
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CHAPTER 10 I/O PORTS
10.2
I/O Port Registers
There are five types of I/O port registers:
• Port data register (PDR2, PDR4 to PDR6, PDR8)
• Port direction register (DDR2, DDR4 to DDR6, DDR8, DDRA)
• Pull-up control register (PUCR2)
• Analog input enable register (ADER5, ADER6)
• Input level select register (ILSR0, ILSR1)
■
I/O Port Registers
Figure 10.2-1 shows the I/O port registers.
Figure 10.2-1 I/O Port Registers
7
6
5
4
3
2
1
0
P27
P26
P25
P24
P23
P22
P21
P20
−
−
−
P44
P43
P42
P41
P40
P54
P53
P52
P51
P50
P67
P66
P65
P64
P63
P62
P61
P60
P87
P86
P85
P84
P83
P82
−
P80
D27
D26
D25
D24
D23
D22
D21
D20
−
−
−
D44
D43
D42
D41
D40
D54
D53
D52
D51
D50
D67
D66
D65
D64
D63
D62
D61
D60
D87
D86
D85
D84
D83
D82
−
D80
−
−
SIL0
SIL1
−
−
−
PU27 PU26 PU25 PU24 PU23 PU22 PU21 PU20
P57
P56
P55
D57
D56
D55
15/7
14/6
13/5
12/4
11/3
10/2
9/1
8/0
ADE15 ADE14 ADE13 ADE12 ADE11 ADE10 ADE9 ADE8
ADE7 ADE6 ADE5 ADE4 ADE3 ADE2 ADE1 ADE0
15/7
14/6
13/5
12/4
11/3
10/2
9/1
8/0
−
IL6
IL5
IL4
−
IL2
−
−
−
−
−
−
−
−
IL8
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
−
−
Address: 000002
H
Address: 000004
H
Address: 000005
H
Address: 000006
H
Address: 000008
H
Address: 000012
H
Address: 000014
H
Address: 000015
H
Address: 000016
H
Address: 000018
H
Address: 00001A
H
Bit No.
Bit No.
Bit No.
Bit No.
Bit No.
Address: 00001E
H
Address: 00000B
H
Address: 00000C
H
Address: 00000E
H
Address: 00000F
H
Port 2 data register (PDR2)
Port 4 data register (PDR4)
Port 5 data register (PDR5)
Port 6 data register (PDR6)
Port 8 data register (PDR8)
Port 2 direction register (DDR2)
Port 4 direction register (DDR4)
Port 5 direction register (DDR5)
Port 6 direction register (DDR6)
Port 8 direction register (DDR8)
Port A direction register (DDRA)
Port 2
pull-up control register (PUCR2)
Port
5 analog input enable register (ADER5)
Port
6 analog input enable register
(ADER6)
Input level select register (ILSR0)
Input level select register (ILSR1)