Texas Instruments DS90UB927Q-Q1 5MHz-85MHz FPD-Link III Serializer Evaluation Module DS90UB927QEVM DS90UB927QEVM Datenbogen
Produktcode
DS90UB927QEVM
Draft
Troubleshooting
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Internal w/ Ext. Clock
The Internal timing option allows evaluation of the link performance without the need for an external
source. The Video Control panel also provides several timing and pixel clock options, including several
presets covering common video resolutions.
source. The Video Control panel also provides several timing and pixel clock options, including several
presets covering common video resolutions.
4.3.4 Registers Tab
The Registers Tab allows for direct reading/writing of individual registers or register bits located on the
local device. Each register drop-down shows the name and description of individual bits or groupings of
bits. Use the check boxes to set individual bits, and commit the register write by clicking the “Apply”
button. Click the “Refresh” or “Refresh All” buttons to read an update of the selected register or all
registers respectively.
local device. Each register drop-down shows the name and description of individual bits or groupings of
bits. Use the check boxes to set individual bits, and commit the register write by clicking the “Apply”
button. Click the “Refresh” or “Refresh All” buttons to read an update of the selected register or all
registers respectively.
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.
the board USB port is connected to the host PC.
Figure 4-7. No Devices error message
The USB driver may not be installed. Check the device manager. There should be a device named ”NSC
ALP Nano Atmel” device under the “Universal Serial Bus Controllers” as shown below.
ALP Nano Atmel” device under the “Universal Serial Bus Controllers” as shown below.
14
ALP Software
SNLU125 – November 2012
Copyright © 2012, Texas Instruments Incorporated