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Pio set output data register, Pio clear output data register – Rainbow Electronics AT75C220 User Manual

Page 70

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AT75C220

70

PIO Set Output Data Register

Register Name:PIO_SODR
Access Type:Write-only

This register is used to set PIO output data. It affects the pin only if the corresponding PIO output line is enabled and if the
pin is controlled by the PIO. Otherwise, the information is stored.

1 = PIO output data on the corresponding pin is set.

0 = No effect.

PIO Clear Output Data Register

Register Name:PIO_CODR
Access Type:Write-only

This register is used to clear PIO output data. It affects the pin only if the corresponding PIO output line is enabled and if the
pin is controlled by the PIO. Otherwise, the information is stored.

1 = PIO output data on the corresponding pin is cleared.

0 = No effect.

31

30

29

28

27

26

25

24

P31

P30

P29

P28

P27

P26

P25

P24

23

22

21

20

19

18

17

16

P23

P22

P21

P20

P19

P18

P17

P16

15

14

13

12

11

10

9

8

P15

P14

P13

P12

P11

P10

P9

P8

7

6

5

4

3

2

1

0

P7

P6

P5

P4

P3

P2

P1

P0

31

30

29

28

27

26

25

24

P31

P30

P29

P28

P27

P26

P25

P24

23

22

21

20

19

18

17

16

P23

P22

P21

P20

P19

P18

P17

P16

15

14

13

12

11

10

9

8

P15

P14

P13

P12

P11

P10

P9

P8

7

6

5

4

3

2

1

0

P7

P6

P5

P4

P3

P2

P1

P0