Xilinx Spartan-3A User Manual page 134

Chapter 15: Expansion Connectors
Table 15-6
remaining connector pads are unconnected. All 18 FPGA pins are shared with the FX2
connector (J17). See
shared.
Table 15-6: Connectorless Debugging Port Landing Pads (J34)
134
provides the connector pinout. Only 18 FPGA pins attach to the connector; the
Table 15-1, page 123
Signal Name FPGA Pin
FX2_IO1 A13
FX2_IO2 B13
GND GND
FX2_IO5 A15
FX2_IO6 A16
GND GND
FX2_IO9 A18
FX2_IO10 C18
GND GND
FX2_IO13 A20
FX2_IO14 B20
GND GND
FX2_IO17 D18
FX2_IO18 E17
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for more information on how these pins are
Connectorless
Landing Pads FPGA Pin
A1 B1
A2 B2
A3 B3
A4 B4
A5 B5
A6 B6
A7 B7
A8 B8
A9 B9
A10 B10
A11 B11
A12 B12
A13 B13
A14 B14
A15 B15
A16 B16
A17 B17
A18 B18
A19 B19
A20 B20
A21 B21
A22 B22
A23 B23
A24 B24
A25 B25
A26 B26
A27 B27
Spartan-3A/3AN Starter Kit Board User Guide
R
Signal Name
GND GND
A14 FX2_IO3
B15 FX2_IO4
GND GND
A17 FX2_IO7
B17 FX2_IO8
GND GND
A19 FX2_IO11
B19 FX2_IO12
GND GND
C19 FX2_IO15
D19 FX2_IO16
GND GND
UG334 (v1.0) May 28, 2007