HD6437020 Datasheet, PDF(433/507 Page) Hitachi Semiconductor – SuperH™ RISC engine

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HD6437020 Datasheet, PDF (433/507 Pages) Hitachi Semiconductor – SuperH™ RISC engine

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SH7021

Pin Number

Pin Name

76

RES

74

NMI

1

AD0

2

AD1

3

AD2

5

AD3

6

AD4

7

AD5

8

AD6

9

AD7

20

A0/HBS

21

A1

22

A2

23

A3

25

A4

26

A5

27

A6

28

A7

29

A8

30

A9

31

A10

33

A11

34

A12

35

A13

36

A14

37

A15

39

A16

53

PA2/CS6/TIOCB0

54

PA3/CS7/WAIT

40

A17

42

A18

13, 38, 63, 73, 80, 88

77

VCC

MD0

78

MD1

79

MD2

4, 15, 24, 32, 41,

VSS

50, 59, 70, 81, 82,92

Pin other than the above

NC (release)

EPROM Socket

HN27C101

Adapter Pin Name Pin Number

VPP

1

A9

26

I/O0

13

I/O1

14

I/O2

15

I/O3

17

I/O4

18

I/O5

19

I/O6

20

I/O7

21

A0

12

A1

11

A2

10

A3

9

A4

8

A5

7

A6

6

A7

5

A8

27

OE

24

A10

23

A11

25

A12

4

A13

28

A14

29

A15

3

A16

2

PGM

31

CE

22

VCC

32

VSS

16

â¢ VPP: PROM program

power adapter

â¢ A16âA0: Address input

â¢ I/O7âI/O0: Data input/

output

â¢ OE: Output enable

â¢ PGM: Program enable

â¢ CE: Chip enable

Figure 16.2 Correspondence Between SH7021 Pins and HN27C101 Pins

422 HITACHI

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