Xilinx Platform Cable USB II, Manual

Page: 10 / 35

Platform Cable USB II
DS593 (v1.2.1) March 17, 2011 www.xilinx.com
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The status LED is off whenever Platform Cable USB II enters a suspend state (see System Suspend, page 11 ), is
disconnected from a USB port, or is connected to an un-powered USB port.
Table 4 summarizes the various status LED states.
Table 4: Interpreting the Status LED
LED Color LED State Condition
OFF Continuous Host power OFF
AMBER Continuous Target V
REF
≤
1.3V
AMBER Blinking
Target V
REF
≤
1.3V AND multiple
cable identification active
GREEN Continuous Target VREF
≥
1.5V
GREEN Blinking
Target VREF
≥
1.5V AND
multiple cable identification active
RED Continuous
FPGA firmware update in
progress
X-Ref Target - Figure 8
Figure 8: Cable Status LED
Amber indicates no target voltage (V
REF
)
Green indicates target voltage (V
REF
) present
Red indicates cable firmware update
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