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80C186EC Datasheet, PDF (19/57 Pages) Intel Corporation – 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS
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80C186EC 188EC 80L186EC 188EC
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
VSS
16
VCC
17
VCC
18
VSS
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
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
VSS
41
VCC
42
VSS
43
INT4
44
INT5
45
INT6
46
INT7
47
HOLD
48
HLDA
49
DT R
50
DEN
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
VSS
65
VCC
66
AD7
67
AD6
68
AD5
69
AD4
70
VCC
71
VSS
72
VCC
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 (VSS)
85
NMI
86
TEST
87 ERROR (VCC)
88
READY
89
VCC
90
VSS
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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