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elhep
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SPEC_A7_Management
A plugin board for WR node management with ARM processor, SFP and RJ45
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pls add voltage detection circuit that will report loss of one of redundant supplies ; do NOT connect P5V0 rail to this connector!
#7
gyorka
opened
10 hours ago
1
add 33Ohm series termination resistors at the RGMII output lines that go to the FPGA
#6
gyorka
opened
11 hours ago
1
there are no strapping pins (PHY config) on schematic; is this done on purpose?
#5
gyorka
closed
11 hours ago
1
we need R20 and R22 to talk to SFP
#4
gyorka
opened
11 hours ago
1
for the moment P1V1 wakes up first with 1V8, then 2V5 and 3V3. It violates the PHY sequence requirements
#3
gyorka
closed
4 days ago
1
design review
#2
gkasprow
opened
4 days ago
2
Management board for SPEC-A7
#1
gkasprow
opened
1 month ago
1