2 i/o port registers, I/o port registers – FUJITSU F2MCTM-16LX User Manual

Page 185

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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)

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