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Ethernet Integrity Analyzer (EIA)
Design Team 7
Mark JonesAhmed AlsinanAndy ChristophersonBrian SchulteSedat Gur
Advisor: Dr. Donnie ReinhardSponsor: Jim Reinhart
What is an Ethernet Analyzer?
Troubleshooting tool for Ethernet cables and networks
Short tests vs. Long tests
Range in features
Why an Ethernet Analyzer?
Expanding use of Ethernet technology
Need for a troubleshooting device Faults include:
Cable damage Water ingress Manufacturing Flaws Etc…
Design Specifications o Handheldo Color-touch screeno Integrity Checks
o Time Domain Reflectometry (TDR)
o Active Link Cable Diagnostics (ALCD)
o Digital Spectrum Analyzer (DSA)
o PoE Power Source Device Detect
o 3-source powero Batteryo Power-over-Etherneto DC input
o Active and Passive Mode
Design Solutions (1)
Development Board Color touch-screen Microcontroller Power TLK100
TLK100 Communication Integrity Checks
TLK 100
Stellaris® LM3S9B96Development Kit
(Contains User Interface)
Da
ta
+3
.3V
DC
RJ-45 Data
Design Solutions (1)
Software IAR workbench
Program MCU Touch-screen
display
StellarisWare Program TLK100
Design Solutions (2)
DC Input Power AC/DC Converter
Rechargeable Battery Option
Output +6V DC
Bq24070Single-Chip LI-ION Charge
And System Power Path Mgmt IC
Battery
AC Power
DC
Pow
er
Rec
harg
e
+6V
DC
Design Solutions (3)
Power-over-Ethernet (PoE) ~44V-57V
PoE priority over input power Diode
Buck Converter to step voltage down to +5V DC
Bq24070Single-Chip LI-ION
ChargeAnd System Power Path
Mgmt IC
TPS2376-HPoE PD
Controller
Buck Converter
Battery
AC Power
DC
Pow
er
Rec
harg
e
RJ-45
~V
DC
+5V DC
+6V DC w/Diode +
~V
DC
Design Solutions (Overview)
TLK 100
Stellaris® LM3S9B96Development Kit
(Contains User Interface)
Bq24070Single-Chip LI-ION Charge
And System Power Path Mgmt IC
TPS2376-HPoE PD
Controller
TL2575-HVBuck Converter
Battery
AC Power
DC
Po
wer
Rec
harg
e
RJ-45 Power
~V
DC
Dat
a
+5V DC
RJ-45 Data
RJ-45 Port
+3
.3V
DC
+6V DC w/Diode +
~V
DC