80C186EC/188EC, 80L186EC/188EC
Table 8. SQFP Pin Locations with Pin Names
Pin
Name
Pin
Name
DRQ3
Pin
Name
Pin
Name
76
77
78
79
80
81
82
83
A17
A16
S0
1
2
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
P3.2/DMAI0
P3.3/DMAI1
P3.4
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
BHE (RFSH)
ALE
T0OUT
T0IN
3
AD15 (A15)
AD14 (A14)
AD13 (A13)
AD12 (A12)
AD11 (A11)
AD10 (A10)
AD9 (A9)
S1
S2
4
T1OUT
T1IN
P3.5
5
INT0
PEREQ (V
MNI
)
SS
6
CLKOUT
RESOUT
RESIN
PDTMR
CLKIN
INT1
7
INT2
TEST/BUSY
(TEST)
8
INT3
9
INTA
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
ERROR (V
READY
)
CC
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
NSC (N.C.)
WDTOUT
AD8 (A8)
OSCOUT
V
V
SS
CC
V
V
CC
V
V
V
V
V
V
V
SS
CC
CC
SS
SS
CC
SS
SS
AD7 (A7)
AD6 (A6)
AD5
UCS
LCS
INT4
INT5
INT6
INT7
HOLD
HLDA
DT/R
DEN
LOCK
WR
P1.7/GCS7
P1.6/GS6
P1.5/GCS5
P1.4/GCS4
P1.3/GCS3
P1.2/GCS2
P1.1/GCS1
P1.0/GCS0
DRQ0
P2.0/RXD0
P2.1/TXD0
P2.2/BCLK0
P2.3/CTS0
P2.4/RXD1
P2.5/TXD1
P2.6/BCLK1
P2.7/CTS1
P3.0/RXI1
P3.1/TXI1
AD4
V
V
V
CC
SS
CC
AD3
AD2
AD1
AD0
A19/ONCE
AD18
DRQ1
DRQ2
RD
22
INTEL [ INTEL ]
