EEPW论坛

Pin

Name

Description

Pin

Name

Description

1

GND

Ground

35

GND

Ground

2

D3

Data 3

36

/CD1

Card Detect 1

3

D4

Data 4

37

D11

Data 11

4

D5

Data 5

38

D12

Data 12

5

D6

Data 6

39

D13

Data 13

6

D7

Data 7

40

D14

Data 14

7

/CE1

Card Enable 1

41

D15

Data 15

8

A10

Address 10

42

/CE2

Card Enable 2

9

/OE

Output Enable

43

/VS1

Refresh

10

A11

Address 11

44

/IORD

I/O Read

11

A9

Address 9

45

/IOWR

I/O Write

12

A8

Address 8

46

A17

Address 17

13

A13

Address 13

47

A18

Address 18

14

A14

Address 14

48

A19

Address 19

15

/WE:/P

Write Enable : Program

49

A20

Address 20

16

/READY:/IREQ

Ready : Busy (IREQ)

50

A21

Address 21

17

VCC

+5V

51

VCC

+5V

18

VPP1

Programming Voltage (EPROM)

52

VPP2

Programming Voltage 2 (EPROM)

19

A16

Address 16

53

A22

Address 22

20

A15

Address 15

54

A23

Address 23

21

A12

Address 12

55

A24

Address 24

22

A7

Address 7

56

A25

Address 25

23

A6

Address 6

57

/VS2

RFU

24