21
LatticeXP2 Advanced
Lattice Semiconductor
Evaluation Board User’s Guide
47
AD[12]
I/O
PCI address and data bit 12
AA9
48
AD[10]
I/O
PCI address and data bit 10
Y9
49
M66EN
O
PCI 66 MHz enable
—
52
AD[8]
I/O
PCI address and data bit 8
AB11
53
AD[7]
I/O
PCI address and data bit 7
AA11
54
+3.3V
Vcc
3.3V voltage supply pin
+3.3V
55
AD[5]
I/O
PCI address and data bit 5
AB12
56
AD[3]
I/O
PCI address and data bit 3
AB13
57
GND
Vss
System ground
GND
58
AD[1]
I/O
PCI address and data bit 1
Y12
59
+VIO
Vio
VIO voltage supply pin
—
60
ACK64#
I/O
PCI 64-bit acknowledge pin
—
61
+5V
Vcc
5V voltage supply pin
—
62
+5V
Vcc
5V voltage supply pin
—
Table 29. PCI Connector Solder Side
J56 Pin#
Signal
I/O
Description
LatticeXP2 Connection
1
TRST#
I
PCI JTAG TRST# signal
—
2
+12V
Vcc
12V voltage supply pin
—
3
TMS
I
PCI JTAG TMS signal
—
4
TDI
I
JTAG TDI signal
—
5
+5V
Vcc
5V voltage supply pin
—
6
INTA#
O
PCI INTA# signal
AB2
7
INTC#
O
PCI INTC# signal
—
8
+5V
Vcc
5V voltage supply pin
—
9
Reserved
—
Reserved
—
10
VIO
Vio
VIO voltage supply pin
—
11
Reserved
—
Reserved
—
14
+3.3V AUX
Vcca
3.3V auxiliary voltage supply
—
15
RST#
I
PCI system reset
AB3
16
VIO
Vio
VIO voltage supply pin
—
17
GNT#
I
PCI arbitration grant
AB4
18
GND
Vss
System ground
GND
19
PME#
—
—
20
AD[30]
I/O
PCI address and data bit 30
AB5
21
+3.3V
Vcc
3.3V voltage supply
+3.3V
22
AD[28]
I/O
PCI address and data bit 28
AA6
23
AD[26]
I/O
PCI address and data bit 26
Y7
24
GND
Vss
System ground
GND
25
AD[24]
I/O
PCI address and data bit 24
AB7
26
IDSEL
I
PCI interface control, ID select
AA8
27
+3.3V
Vcc
3.3V voltage supply pin
+3.3V
28
AD[22]
I/O
PCI address and data bit 22
V6
29
AD[20]
I/O
PCI address and data bit 20
U6
Table 28. PCI Connector Component Side (Continued)
J11 Pin#
Signal
I/O
Description
LatticeXP2 Connection