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Intel 80C188EC, 80L188EC, 80L186EB, 80L186EC, 80C186EB, 80C188EB, 80L188EB CPU Bus Expansion EB and EC

Models: 80L188EB 80C188EC 80C188EB 80L186EB 80C186EB 80L186EC 80C186EC 80L188EC

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INTEL 186 EB/EC EVALUATION BOARD USER’S MANUAL

JP1 Memory - I/O Expansion Connector 2x30 Pin Molex* 39-51-6004 or Equivalent

VCC

1

LA0 Output

3

LA1 Output

5

LA2 Output

7

LA3 Output

9

LA4 Output

11

LA5 Output

13

LA6 Output

15

LA7 Output

17

VSS

19

LA8 Output

21

LA9 Output

23

LA10 Output

25

LA11 Output

27

LA12 Output

29

LA13 Output

31

LA14 Output

33

LA15 Output

35

VSS

37

LA16

39

LA17

41

LA18

43

LA19

45

RD#

47

WR#

49

BHE#

51

RESOUT

53

DEN#

55

DT-R#

57

VSS

59

2 - VCC

4 - D0 Bidirectional

6 - D1 Bidirectional

8 - D2 Bidirectional

10 - D3 Bidirectional

12 - D4 Bidirectional

14 - D5 Bidirectional

16 - D6 Bidirectional

18 - D7 Bidirectional

20 - VSS

22 - D8 Bidirectional

24 - D9 Bidirectional

26 - D10 Bidirectional

28 - D11 Bidirectional

30 - D12 Bidirectional

32 - D13 Bidirectional

34 - D14 Bidirectional

36 - D15 Bidirectional

38 - VSS

40 - HLDA

42 - HOLD

44 - READY Input

46 - ALE

48 - LOCK#

50 - NMI

52 - GCS5#

54 - +12 VDC

56 - +5 VDC

58 - CLKOUT

60 - VSS

Figure 3-8. CPU Bus Expansion (EB and EC)

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Intel 80C188EC, 80L188EC, 80L186EB, 80L186EC, 80C186EB, 80C188EB, 80L188EB, 80C186EC user manual CPU Bus Expansion EB and EC
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