80C186EA Datasheet, PDF (18/50 Pages) Intel Corporation – 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS

80C186EA 80C188EA 80L186EA 80L188EA
Location
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20
Table 7 QFP (EIAJ) Package Location with Pin Names
Name
Location
Name
Location
Name
Location
AD15 (A15)
21
S2
41
MCS1 ERROR
61
V_CC
22
S1
A16
23
S0
42
MCS2
62
43
MCS3 NCS
63
A17
24
V_SS
44
V_CC
64
A18
25
HLDA
45
UCS
65
A19 S6
26
HOLD
46
LCS
66
BHE (RFSH)
27
SRDY
47
PCS6 A2
67
WR QS1
28
LOCK
48
PCS5 A1
68
RD QSMD
29
TEST BUSY
49
PCS4
69
ALE QS0
30
NMI
50
PCS3
70
NC
31
INT0
51
PCS2
71
V_SS
32
INT1 SELECT
52
PCS1
72
V_SS
33
V_CC
53
V_SS
73
NC
34
V_CC
54
PCS0
74
NC
35
INT2 INTA0
55
RESIN
75
CLKIN
36
INT3 INTA1
56
T1OUT
76
OSCOUT
IRQ
57
T0OUT
77
RESOUT
37
DT R
58
T1IN
78
CLKOUT
38
PDTMR
59
T0IN
79
ARDY
39
DEN
60
DRQ1
80
40
MCS0 PEREQ
Name
DRQ0
V_SS
NC
AD0
AD8 (A8)
AD1
AD9 (A9)
AD2
AD10 (A10)
AD3
AD11 (A11)
V_CC
V_CC
AD4
AD12 (A12)
AD5
AD13 (A13)
AD6
AD14 (A14)
AD7
NOTE
Pin names in parentheses apply to the 80C186EA 80L188EA
NOTES
272432 – 6
1 The nine-character alphanumeric code (XXXXXXXXD) underneath the product number is the Intel FPO number
2 Pin names in parentheses apply to the 80C186EA 80L188EA
Figure 6 Quad Flat Pack (EIAJ) Pinout Diagram
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