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SP601 Hardware User Guide www.xilinx.com 33

UG518 (v1.1) August 19, 2009

Detailed Description

11. FPGA Awake LED and Suspend Jumper

The suspend mode jumper permits the FPGA to enter an inactive, "suspend" mode. The

FPGA Awake LED DS8 will go out when the FPGA enters this mode.

See the Spartan-6 FPGA Configuration Guide for more information at

http://www.xilinx.com/support/documentation/user_guides/ug380.pdf

X-Ref Target - Figure 1-19

Figure 1-19: FPGA Awake LED and Suspend Jumper

FPGA AWAKE

R88

27.4

1/16W

LED-GRN-SMT

DS8

R18

4.7K

1/16W

J14 Suspend Jumper

OFF = AWAKE (default)

ON = SUSPEND

FPGA SUSPEND

H-1X2

J14

VCC2V5

UG518_19_070809

Table 1-15: FPGA Awake/Suspend Mode Jumper Connections

FPGA U1 Pin Schematic Netname Suspend Mode I/O

P15 FPGA_AWAKE Awake LED DS8.2

R16 FPGA_SUSPEND Suspend J14.2

X-Ref Target - Figure 1-20

NET "FPGA_AWAKE" LOC = "P15";

NET "FPGA_SUSPEND" LOC = "R16";

Figure 1-20: UCF Location Constraints for FPGA Awake/Suspend Mode Jumper

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 54 55

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Xilinx SP601 User Manual Page 33