Intel 80C186EC Manual page 22

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