IBM 770 manual Subsystems, PCMCIA PC Card Slot Pin Assignments, Ground

Pin

16-Bit PC Card

32-Bit PC Card

31

D1

CAD29

32

D2

Reserved

33

IOIS16#

CCLKRUN#

34

Ground

Ground

35

Ground

Ground

36

CD1#

CCD1#

37

D11

CAD2

38

D12

CAD4

39

D13

CAD6

40

D14

Reserved

41

D15

CAD8

42

CE2

CAD10

43

VS1#

CVS1

44

IORD#

CAD13

45

IOWR#

CAD15

46

A17

CAD16

47

A18

Reserved

48

A19

CBLOCK#

49

A20

CSTOP#

50

A21

CDEVSEL#

51

Vcc

Vcc

52

Vpp

Vpp

53

A22

CTRDY#

54

A23

CFRAME#

55

A24

CAD17

56

A25

CAD19

57

AS2#

CVS2

58

RESET

CRST#

59

WAIT#

CSERR#

60

INPACK#

CREQ#

61

REG#

CC/BE3#

62

SPKR#

CAUDIO

63

STSCHG#

CSTSCHG

64

D8

CAD28

65

D9

CAD30

66

D10

CAD31

67

CD2#

CCD2#

68

GND

GND

Figure 3-3 (Part 2

of

2).

PCMCIA PC Card Slot Pin Assignments

The

maximum

current

+for5V

dc is

1.0 A

(including both slots

and

V

pp).

The

maximum

current

+for12

V

dc

is 0.1

A

(including

both slots

and

V

pp). When

the computer

is

in

suspend

mode, it

requires

a

current

of

0.05

A.

Subsystems 3-13