Intel 80C186EC Manual page 19

16-bit high-integration embedded processors
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Pin
Name
1
DRQ0
2
DRQ1
3
DRQ2
4
DRQ3
5
T0OUT
6
T0IN
7
T1OUT
8
T1IN
9
CLKOUT
10
RESOUT
11
RESIN
12
PDTMR
13
CLKIN
14
OSCOUT
15
V
SS
16
V
CC
17
V
CC
18
V
SS
19
P2 0 RXD0
20
P2 1 TXD0
21
P2 2 BCLK0
22
P2 3 CTS0
23
P2 4 RXD1
24
P2 5 TXD1
25
P2 6 BCLK1
Table 6 QFP Package Location with Pin Names
Pin
Name
26
P2 7 CTS1
27
P3 0 RXI1
28
P3 1 TXI1
29
DMAI0 P3 2
30
DMAI1 P3 3
31
P3 4
32
P3 5
33
INT0
34
INT1
35
INT2
36
INT3
37
INTA
38
NCS (N C )
39
WDTOUT
40
V
SS
41
V
CC
42
V
SS
43
INT4
44
INT5
45
INT6
46
INT7
47
HOLD
48
HLDA
49
DT R
50
DEN
80C186EC 188EC 80L186EC 188EC
Pin
Name
51
LOCK
52
WR
53
RD
54
BHE (RFSH)
55
ALE
56
AD15 (A15)
57
AD14 (A14)
58
AD13 (A13)
59
AD12 (A12)
60
AD11 (A11)
61
AD10 (A10)
62
AD9 (A9)
63
AD8 (A8)
64
V
SS
65
V
CC
66
AD7
67
AD6
68
AD5
69
AD4
70
V
CC
71
V
SS
72
V
CC
73
AD3
74
AD2
75
AD1
Pin
Name
76
AD0
77
A19 S6 ONCE
78
A18 S5
79
A17 S4
80
A16 S3
81
S0
82
S1
83
S2
84
PEREQ (V
)
SS
85
NMI
86
TEST
87
ERROR (V
)
CC
88
READY
89
V
CC
90
V
SS
91
UCS
92
LCS
93
P1 7 GCS7
94
P1 6 GCS6
95
P1 5 GCS5
96
P1 4 GCS4
97
P1 3 GCS3
98
P1 2 GCS2
99
P1 1 GCS1
100
P1 0 GCS0
19

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