Rear View Camera Demo in M4 Core

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Rear View Camera Demo in M4 Core

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vinothkumars
Senior Contributor IV

Hi All,

I working in imx8qm-mek board and use the rear_view_camera demo in M4 core. 

Application stops in following steps,

(source/vendor/nxp/mcu-sdk-auto/SDK_MEK-MIMX8QM/boards/mekmimx8qm/ demo_apps/ rear_view_camera/ cm4_core1/ isi_board.c)

/* Delay at least 3 pixel clock. */
for (volatile uint32_t i = 0; i < 0x100000; i++)
{
}

Thanks & Regards,

VinothS,

Regards,
Vinothkumar Sekar
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vinothkumars
Senior Contributor IV

Than you Xu Ji,

rear view camera demo is working  (Needs to connect HDMI Monitor at J8 connector of LVDS Port as per schematic (SPF-29420_C2.pdf) instead of J7 Connector.)

 

Thank You,

Vinoth S,

Regards,
Vinothkumar Sekar

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10 Replies
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wanbenzhou
Contributor II

How to fix the source code without   LVDS to  HDMI Adapter(IT6263),  I will connect to LVDS pannel direct.  

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vinothkumars
Senior Contributor IV

Hi Wanben,

If you are not using external adapter, undefined APP_DISPLAY_EXTERNAL_CONVERTOR from isi_config.h file

VinothS,

Regards,
Vinothkumar Sekar
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smarter
Contributor II

Hi Joan,

     How can I change this demo  from LVDS1 I2C1   to LVDS1 I2C0 ? because my board use i2c0  instead of i2c1 ?

Thank you!.

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vinothkumars
Senior Contributor IV

Hi bin wang,

You have to configure the MUX pin configuration in pin_mux.h file in M4 MCU side#. As well you have to configure in dts file in Kernel side.

Regards,

VinothS,

Regards,
Vinothkumar Sekar
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smarter
Contributor II

I test it,but it  not work. can you give me a patch tested?new issue is dpu part is not work on android side and  console is dead on m4 part.

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vinothkumars
Senior Contributor IV

Hi,

Check the I2C MUX pin configuration (It's already used or not)

VinothS,

Regards,
Vinothkumar Sekar
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joanxie
NXP TechSupport
NXP TechSupport

what operation did you use to cause this error?

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vinothkumars
Senior Contributor IV

Hi,

I am working on rear view camera in Imx8qm-mek M4 core 1.

Thank you,

Vinoth S, 

Regards,
Vinothkumar Sekar
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2,476 Views
xu_ji1
Contributor V

Hi,

I run  rear view camera demo with i.MX8QM,it success,what is your failed log?

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2,476 Views
vinothkumars
Senior Contributor IV

Than you Xu Ji,

rear view camera demo is working  (Needs to connect HDMI Monitor at J8 connector of LVDS Port as per schematic (SPF-29420_C2.pdf) instead of J7 Connector.)

 

Thank You,

Vinoth S,

Regards,
Vinothkumar Sekar