DLPU103B october   2020  – may 2023 DLP230NP

 

  1.   1
  2.   DLP LightCrafter Display 230NP EVM
  3.   Trademarks
  4. DLP LightCrafter Display 230NP EVM Overview
  5. Safety Instructions
  6. Applicable Documents
  7. What is in the DLP LightCrafter Display 230NP EVM?
  8. Light Engine
  9. Quick-Start Procedure
  10. Connectors on Formatter Board
  11. EVM Setup
  12. Raspberry Pi Guide
    1. 9.1 Raspberry Pi General Configuration
    2. 9.2 Video Timing Configuration
    3. 9.3 Python Support Software
    4. 9.4 Operating Modes
    5. 9.5 Example Applications
      1. 9.5.1 Initialize Communication Between Raspberry Pi and EVM
      2. 9.5.2 Play Video Content from Raspberry Pi
      3. 9.5.3 Execute Sample Scripts Using Raspberry Pi
      4. 9.5.4 Rewrite Controller or FPGA Flash Device Using Raspberry Pi
  13. 10Troubleshooting
  14. 11Support Resources
  15. 12Revision History

Execute Sample Scripts Using Raspberry Pi

Various sample scripts are provided with the Python API library for use with the DLPDLCR230NPEVM. Assuming that the python scripts have been loaded to:

/home/pi/Documents/dlp

Execute:

$ cd /home/pi/Documents/dlp

It is recommended to use the list command to see what scripts are available:

$ ls -l

To run a given script, execute the following command:

$python3 sample01_tpg.py

or

$python3 <script name>

Only the flash download scripts require the user to provide arguments besides the name of the script itself (in which case the name of the firmware image being downloaded must be provided). In all other cases the script may be executed without any arguments. Many scripts will cycle through various operational modes. In some scripts, the terminal will hold and wait for user input before proceeding to the next step. If such a prompt appears, simply press ENTER on your terminal keyboard to proceed.

There are some situations where the user may want to modify small aspects of the performance or behavior of a script. To perform these modifications, the given script can be opened in an editor by executing the following command:

$ sudo nano sample01_tpg.py

or

$ sudo nano <script name>

The arrowkeys can be used to navigate through a document. Upon completion of edits, use the “CTRL+X” command followed by “Y” then “ENTER” to save your changes and exit nano. For a more thorough description of the many functions of the nano consult the relevant documentation:

(https://www.nano-editor.org/docs.php) (3)

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