the issue about SCST of MC9S12ZVL64_FC

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the issue about SCST of MC9S12ZVL64_FC

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Fidel
Contributor IV

Dears,

      we are using MC9S12ZVL64 in a project, and now we want to add the SCST function into this project, we downloaded the related SCST file from NXP official website,just shown as the picture below. 

Fidel_0-1660052131481.png

but in the downloaded files , we find that the whole test was done on P912ZVMC25WKK  ,show as below, so the problem comes here:

1. if the SCST packet we downloaded can work well on MC9S12ZVL64 without any modification?

2.if it cannot run directly on MC9S12ZVL64, then what we need to do is just as the "S12Z_SCST_User_Manual" told us?

Fidel_1-1660052232741.png

3. we did as the user manual told us to do ,but we still meet some issues. one is that the test item with index 2 can not run as we expect, and alway run into an exception handler as below. and no matter what we set in our program , such as 

    result = s12z_scst_execute_core_tests(0,2)

      or 

     result = s12z_scst_execute_core_tests(2,2),

 the program alway run into the handler below. in other word , it seems that the test "s12z_scst_mul_test1" can not work on the chip we are using. so we have some questins as below:

1. the whole test item are all needed in our selftest? 

2, what is the function of the "s12z_scst_mul_test1" ,can we jump over it?

we also tried to mask the other user interruption , but the issue still exist , so anyone can help me on this? thanks a lot~

 

Fidel_2-1660052528350.jpeg

Fidel_3-1660052614663.jpeg

 

 

 

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1,225 次查看
martinkaspar-r3
NXP Employee
NXP Employee
  1. if the SCST packet we downloaded can work well on MC9S12ZVL64 without any modification?
  2. if it cannot run directly on MC9S12ZVL64, then what we need to do is just as the "S12Z_SCST_User_Manual" told us?

[A:] Yes, it should be possible to run these tests on all devices with S12Z core. However the S12Z SCST package has not been verified on MC9S12ZVL64

 

  1. we did as the user manual told us to do ,but we still meet some issues. one is that the test item with index 2 can not run as we expect, and alway run into an exception handler as below. and no matter what we set in our program , such as result = s12z_scst_execute_core_tests(0,2) or result = s12z_scst_execute_core_tests(2,2), the program alway run into the handler below. in other word , it seems that the test "s12z_scst_mul_test1" can not work on the chip we are using. so we have some questins as below:

[A:] Note, that there can be some issues, e.g. when the SCST Library is compiled with unsupported compiler version. Could you please confirm that the SCST Library was compiled with the “CodeWarrior for MCU Version: 10.7”, as it is documented in the release notes?

  1. the whole test item are all needed in our selftest? 

[A:] Yes, to ensure claimed diagnostic coverage, all tests must be executed.

  1. what is the function of the "s12z_scst_mul_test1" ,can we jump over it?

[A:] This test is responsible for testing of the Multiplier submodule internal logic of the S12Z core.

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