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Frequent questions

  • [FAQ] What are the common reasons V4L2 based applications fail to capture images from a probed CSI sensor?

    Part Number: AM62A7 Other Parts Discussed in Thread: AM67 , Tool/software: I connected my CSI camera to my board and the sensor has successfully probed, but I'm not able to capture images from the camera. None of "v4l2-ctl --stream-mmap", "yavta -c…

  • [FAQ] What are the common reasons a CSI sensor fails to probe in V4L2 environment?

    Part Number: AM62A7 Other Parts Discussed in Thread: AM62P , , AM67 , AM625 , AM623 Tool/software: I connected my CSI camera to my board, but the sensor didn't probe. What are the possible reasons the sensor doesn't probe? Other parts: AM62A3 ,…

  • [FAQ] How to flash and boot u-boot from parallel GPMC NAND on AM62x

    Part Number: AM625 Other Parts Discussed in Thread: SK-AM62-LP Tool/software: AM62x boot rom supports booting from parallel GPMC NAND. From "5.4.9.1 GPMC NAND Bootloader Operation" in AM62x TRM "GPMC NAND boot only supports boot from ONFI 1.0 compatible…

  • [FAQ] TDA4VM-Q1: TDA4VM SR2.0 SBL and SPL boot flow

    Part Number: TDA4VM-Q1 Other Parts Discussed in Thread: TDA4VM Tool/software: Hi Customer, This FAQ will introduce the detail steps for different SDK in SBL or SPL. BR, Biao

  • [FAQ] How do I find the right video device node for my CSI-2 sensor?

    Part Number: AM62A7 Tool/software: I connected a sensor to my AM62A starter kit EVM, and the sensor correctly probed. When I did "v4l2-ctl --list-devices", many "/dev/videoX" nodes were listed. Which one should be used to capture images from the sensor…

  • [FAQ] How can I change the sensor parameters using v4l2-ctl?

    Part Number: AM62A7 Tool/software: I want to use v4l2-ctl to change sensor parameters at run time, but the command "v4l2-ctl -d /dev/videoX --list-ctrls" returns nothing. What's the right command?

  • [FAQ] TDA4VM: How to use uEnv.txt to configure u-boot env when using OSPI as boot media.

    Part Number: TDA4VM Tool/software: When using OSPI as a boot media, I cannot use the uEnv.txt loaded in OSPI. It always uses the default what should I do to use the uEnv.txt loaded in OSPI?

  • [FAQ] AM6421: Functional and Performance Verification of AM64x + LPDDR4

    Part Number: AM6421 Tool/software: hello: I am seeking a comprehensive and effective strategy to accurately evaluate and confirm the functional integrity and performance capabilities of the LPDDR4 memory modules. Whether there are references or…

  • [FAQ] AM62A7-Q1: Maximum ripple voltage allowed on the power rails

    Part Number: AM62A7-Q1 Tool/software: Hi, We are going to do AC power simulation on the AM62A-Q1 chip, We need the fail criteria for this simulation, or in simple words what is the maximum voltage ripple allowed on each power rails of the chip…

  • [FAQ] PROCESSOR-SDK-AM62X: How to Toggle GPIOs and LEDs from U-Boot Command Prompt

    Part Number: PROCESSOR-SDK-AM62X Tool/software: I want to toggle a GPIO or toggle a LED from the U-Boot Prompt. How can I do this?

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