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JA80386EXTC25 Datasheet, PDF (11/56 Pages) Intel Corporation – Intel386™ EX Embedded Microprocessor
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Intel386™ EX Embedded Microprocessor
Table 2. 144-Pin TQFP Pin Assignment
Pin
Symbol
1 UCS#
2 CS6#/REFRESH#
3
VSS
4 LBA#
5 D0
6 D1
7 D2
8 D3
9
VCC
10 D4
11 VSS
12 D5
13 D6
14 D7
15 D8
16 VCC
17 D9
18 VSS
19 D10
20 D11
21 D12
22 D13
23 D14
24 VSS
25 D15
26 TDO
27 TDI
28 TMS
29 M/IO#
30 VCC
31 D/C#
32 W/R#
33 VSS
34 READY#
35 BS8#
36 VSS
Pin Symbol
37 RD#
38 WR#
39 VSS
40 BLE#
41 VCC
42 BHE#
43 ADS#
44 NA#
45 A1
46 A2
47 VSS
48 A3
49 A4
50 VSS
51 VCC
52 A5
53 A6
54 A7
55 A8
56 A9
57 A10
58 A11
59 A12
60 VSS
61 A13
62 A14
63 A15
64 A16/CAS0
65 VCC
66 A17/CAS1
67 A18/CAS2
68 A19
69 VSS
70 A20
71 A21
72 VSS
Pin
Symbol
73 A22
74 A23
75 VSS
76 A24
77 VCC
78 A25
79 SMI#
80 P3.0/TMROUT0/INT9
81 P3.1/TMROUT1/INT8
82 TCK
83 VSS
84 DTR1#/SRXCLK
85 RI1#/SSIORX
86 RTS1#/SSIOTX
87 P3.2/INT0
88 VCC
89 P3.3/INT1
90 VSS
91 P3.4/INT2
92 P3.5/INT3
93 P3.6/PWRDOWN
94 P3.7/COMCLK
95 VCC
96 PEREQ/TMRCLK2
97 VSS
98 NMI
99 ERROR#/TMROUT2
100 BUSY#/TMRGATE2
101 INT4/TMRCLK0
102 INT5/TMRGATE0
103 INT6/TMRCLK1
104 INT7/TMRGATE1
105 VSS
106 DSR1#/STXCLK
107 FLT#
108 VSS
Pin
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
Symbol
VSS
P1.0/DCD0#
P1.1/RTS0#
CLKOUT
P1.2/DTR0#
P1.3/DSR0#
P1.4/RI0#
P1.5/LOCK#
P1.6/HOLD
VCC
RESET
VSS
P1.7/HLDA
DACK1#/TXD1
EOP#/CTS1#
WDTOUT
CLK2
VSS
DRQ0/DCD1#
DRQ1/RXD1
TRST#
SMIACT#
VCC
VSS
P2.0/CS0#
P2.1/CS1#
P2.2/CS2#
P2.3/CS3#
P2.4/CS4#
VCC
DACK0#/CS5#
P2.5/RXD0
VSS
P2.6/TXD0
P2.7/CTS0#
VSS
Datasheet
11
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