SNLU131A February   2013  – June 2024

 

  1.   1
  2.   Trademarks
  3. 1 DS90UH928QEVM Introduction
    1. 1.1 DS90UH928QEVM Kit Contents
    2. 1.2 System Requirements
    3. 1.3 DS90UH928QEVM Overview
    4. 1.4 Typical Application
  4. 2Quick Start Guide
    1. 2.1 Board Setup
  5. 3Evaluation Hardware Overview
    1. 3.1  Board Overview
    2. 3.2  Power
    3. 3.3  FPD-Link Video Data Output
    4. 3.4  FPD-Link III Interface
    5. 3.5  CML Loop-thru Monitor Interface
    6. 3.6  Controller
    7. 3.7  I2C and Device Addressing
    8. 3.8  I2S and GPIO Interface
    9. 3.9  Device Address, Reset and Mode Selection Inputs
      1. 3.9.1 Output State Select (S1)
      2. 3.9.2 Mode Selection Inputs (S2)
      3. 3.9.3 I2C Address Select (IDx)
      4. 3.9.4 MODE_SEL (S5)
    10. 3.10 Indicators
    11. 3.11 Input/Output Connectors
  6. 4ALP Software
    1. 4.1 Overview
    2. 4.2 Installation
    3. 4.3 Usage
      1. 4.3.1 Information Tab
      2. 4.3.2 Pattern Generator Tab
      3. 4.3.3 Registers Tab
      4. 4.3.4 Scripting Tab
    4. 4.4 Troubleshooting
  7. 5Related Documentation
  8. 6Board Schematic
  9. 7Bill of Materials
  10. 8Board Layout and Layers
  11. 9Revision History

4.4 Troubleshooting

If the following window opens after starting the ALP software, double check the hardware setup and that the board USB port is connected to the host PC.

DS90UB928QEVM No Devices error message Figure 4-7 No Devices error message

The USB driver is not installed. Check the device manager. There is a device named NSC ALP Nano Atmel device under the Universal Serial Bus Controllers as shown below.

DS90UB928QEVM Analog LaunchPAD in Demo Mode Figure 4-8 Analog LaunchPAD in Demo Mode

Disable the demo mode by selecting the Preferences pull down menu and un-checking Enable Demo Mode.

DS90UB928QEVM Analog LaunchPAD Preferences Menu Figure 4-9 Analog LaunchPAD Preferences Menu

After demo mode is disabled, the ALP software polls the ALP hardware. The ALP software updates and displays only DS90UH928Q under the Devices drop-down menu.