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Source Test Cases
• High-Speed Electrical Tests (TMDS Tests):
• 7-2 Low voltage
• 7-4 Rise & fall times
• 7-5 Over/undershoot
• 7-6 Inter-pair skew
• 7-7 Intra-pair skew
• 7-8 Clock duty cycle
• 7-9 Clock jitter
• 7-10 Data eye diagram
• Protocol Tests:
• 7-16 – 7-37
(with the exc. of 7-20 – 7-22)
• Low-Speed Electrical Tests:
• 7-3 Off voltage
• 7-11 +5V power
• 7-12 Hot plug detect
• 7-13 DDC/DCD Capacity & Voltage
• 7-14 CEC line connectivity
• 7-15 CEC line degradation
Real-Time
Oscilloscope
Volt-, Multi-,
LCR-Meter
N5998A
PAG
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• Open Drain current drive
• Differential 100ohm transfer channel
• CenterTap R=50ohm terminal
• Terminal voltage: 3.3V
Fixture
Probe
HDMI transfer channel and measurement system
TMDS (Transition Minimized Differential Signaling)
Oscilloscope
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