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User's Guide
SLLU228A –October 2015–Revised December 2015
TMDS181RGZ Evaluation Module
This document describes how to use and configure the TMDS181RGZEVM (EVM) and provides
recommendations for system hardware implementation. These recommendations are only guidelines and
it is the designer’s responsibility to consider all system characteristics and requirements. Engineers should
refer to the datasheet (SLASE75A) for technical details such as device operation, terminal description, and
so forth.
Contents
1 Overview...................................................................................................................... 2
1.1 What is the TMDS181? ............................................................................................ 2
1.2 What is the TMDS181 EVM?...................................................................................... 2
1.3 What is Included in the TMDS181 EVM?........................................................................ 2
1.4 What Does This EVM Look Like? ................................................................................ 3
2 Hardware Description ....................................................................................................... 4
2.1 Video Connectors for TMDS181 Ports........................................................................... 4
2.2 Local I
2
C Access.................................................................................................... 4
2.3 Enable/Reset........................................................................................................ 5
2.4 Power................................................................................................................. 5
2.5 Jumper Configuration .............................................................................................. 6
2.6 Component Population Configuration............................................................................ 6
3 Quick Start Guide............................................................................................................ 7
3.1 USB Interface via TUSB3410 .................................................................................... 8
4 References.................................................................................................................. 12
5 EVM Bill of Materials....................................................................................................... 13
6 EVM Schematics ........................................................................................................... 16
7 EVM Layout................................................................................................................. 23
8 Total Phase Aardvark I
2
C Host Adapter Scripts........................................................................ 24
List of Figures
1 TMDS181RGZEVM.......................................................................................................... 3
2 TMDS181RGZEVM Block Diagram ....................................................................................... 4
3 Eye Scan Opening Tab – Device Not Connected....................................................................... 8
4 Register Status/Control Tab................................................................................................ 9
5 TMDS181 HDMI 1.4B Operation......................................................................................... 10
6 TMDS181 HDMI 2.0 Operation........................................................................................... 10
7 Sample Eyescan at HDMI1.4B ........................................................................................... 11
8 Sample Eyescan at HDMI2.0 Raw....................................................................................... 11
9 Sample Eyescan at HDMI2.0 Interpreted............................................................................... 12
10 HDMI Input.................................................................................................................. 16
11 EVM Pin ..................................................................................................................... 17
12 HDMI TX Connector ....................................................................................................... 18
13 Select Options .............................................................................................................. 19
14 RESET....................................................................................................................... 20
15 Regulators................................................................................................................... 21
HDMI is a registered trademark of HDMI Licensing, LLC..
Aardvark is a trademark of Total Phase, Inc..
1
SLLU228A –October 2015–Revised December 2015 TMDS181RGZ Evaluation Module
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