Fpga Awake Led And Suspend Jumper - Xilinx SP601 User Manual

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.
X-Ref Target - Figure 1-19
FPGA AWAKE
Table 1-15: FPGA Awake/Suspend Mode Jumper Connections
X-Ref Target - Figure 1-20
See the Spartan-6 FPGA Configuration Guide for more information at
http://www.xilinx.com/support/documentation/user_guides/ug380.pdf.
SP601 Hardware User Guide
UG518 (v1.1) August 19, 2009
J14 Suspend Jumper
1
R88
OFF = AWAKE (default)
27.4
1% ON = SUSPEND
2
1/16W
Figure 1-19: FPGA Awake LED and Suspend Jumper
FPGA U1 Pin Schematic Netname
P15 FPGA_AWAKE
R16 FPGA_SUSPEND
NET "FPGA_AWAKE"
NET "FPGA_SUSPEND"
Figure 1-20: UCF Location Constraints for FPGA Awake/Suspend Mode Jumper
www.xilinx.com
FPGA SUSPEND
1
2
Suspend Mode I/O
Awake LED DS8.2
Suspend J14.2
LOC = "P15";
LOC = "R16";
Detailed Description
VCC2V5
R18
4.7K
5%
1/16W
UG518_19_070809
33