s32k bist

[Higgs_Boson]

Hi, 

We are now evaluate the S32K BIST feature, when the sw call the api  Bist_Run() to initiated the bist , but the mcu reset. It happened in 

Bist_SelfTestTrigger() 

SAFETYBASE_REG_WRITE32(BIST_MC_RGM_ERCTRL_REG, BIST_MC_RGM_EASSERT_MASK);

Please anyone could help to resolve this issue?

[namnguyenviet]

Hello,

Could you check the registers status right after the MCU is reset after executing Bist_Run(). The status should be as following:

Best Regards,

Nam

[Higgs_Boson]

Thanks That support.

 A new problem occur. When Enable the Bist Feature , the MCU gose into HardfaultHandler when use Trace32 in debug. But It is Normal without trace32 in debug. 

Please help to solve this issue. Thanks.

PS: BIST is Done without Trace32 debug. 

[namnguyenviet]

Hello,

Since this ticket is quite long time ago and hence difficult to track, can you create another one?

Thank you.

Nam

[Higgs_Boson]

 the registers status right after the MCU is reset after executing Bist_Run().

And the attach file shows the registers list  with bist run after power on reset, before Bist_SelfTestTrigger（）is call.

Please help to analyse it , Thanks. 

[namnguyenviet]

Hello,

Not sure why the issue has occurred. Did you verify our demo code?

Best Regards,

Nam

[namnguyenviet]

Hello,

Please try to go over the Bist_Run() function. After that, eventually a reset will be occurred according to the BIST sequence mentioned in RM

After reset, you can verify the status of the BIST in SCTU registers.

Best Regards,

Nam

[Higgs_Boson]

hi,

Thanks the reply.

The bist status is clear after reset , so i think it is not a functional reset. 

following screenshot is attach to s32k after it reset :

[Mohamed_abdelrazek]

I need to find example project for BIST on S32K controller, can anyone help me ?

[namnguyenviet]

Hello,

Which package are you referring to?

Best Regards,

Nam

[Mohamed_abdelrazek]

Hello,
S32K344

[namnguyenviet]

Hello,

Please download S32K3 Safety Peripheral Drivers version 1.0.1 from https://www.nxp.com/products/processors-and-microcontrollers/s32-automotive-platform/s32k-general-pu... - S32K3 Standard Software:

After that, install the following package, and make sure that you have selected "S32K3 SPD Demo application"

Best Regards,

Nam

[Sheon]

Is there any example code for SAF BIST (S32K344)