80C186EB Datasheet, PDF (17/59 Pages) Intel Corporation – 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS

80C186EB 80C188EB 80L186EB 80L188EB
Address Data Bus
Name Location
AD0
10
AD1
15
AD2
17
AD3
19
AD4
21
AD5
23
AD6
25
AD7
27
AD8 (A8)
11
AD9 (A9)
16
AD10 (A10)
18
AD11 (A11)
20
AD12 (A12)
22
AD13 (A13)
24
AD14 (A14)
26
AD15 (A15)
28
A16
29
A17
30
A18
31
A19 ONCE
32
Table 6 QFP Pin Name with Package Location
Bus Control
Processor Control
Name
Location
Name Location
ALE
38
BHE (RFSH)
39
S0
42
S1
41
S2
40
RD
36
WR
37
READY
49
DEN
43
LOCK
47
HOLD
45
HLDA
44
RESIN
68
RESOUT
69
CLKIN
71
OSCOUT
70
CLKOUT
74
TEST
46
PDTMR
67
NMI
48
INT0
62
INT1
63
INT2 INTA0
64
INT3 INTA1
65
INT4
66
Power
Name
Location
V_SS
12 14 33
35 53 73
V_CC
13 34
54 72
NOTE
Pin names in parentheses apply to the 80C188EB 80L188EB
IO
Name
Location
UCS
61
LCS
60
P1 0 GCS0
59
P1 1 GCS1
58
P1 2 GCS2
57
P1 3 GCS3
56
P1 4 GCS4
55
P1 5 GCS5
52
P1 6 GCS6
51
P1 7 GCS7
50
T0OUT
75
T0IN
76
T1OUT
77
T1IN
78
RXD0
3
TXD0
2
P2 5 BCLK0
4
CTS0
1
P2 0 RXD1
7
P2 1 TXD1
8
P2 2 BCLK1
9
P2 3 SINT1
5
P2 4 CTS1
6
P2 6
80
P2 7
79
17
17