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 III

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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1 Solution
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vinothkumars
Senior Contributor III

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

View solution in original post

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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 III

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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15962561745
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 III

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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15962561745
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 III

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 III

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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xu_ji1
Contributor IV

Hi,

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

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vinothkumars
Senior Contributor III

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

View solution in original post

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