FXTH870xD security

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FXTH870xD security

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seanwu
Contributor IV

Dear sir,

 

    I try to secure the FXTH87xD, so I add the code like bleow:

 

static const byte NVOPT_INIT @0x0000FFBFU = 0x83U;

 

The value of the address didn't change. Could you help me to resolve this issue to secure the sensor?

 

I use CodeWarrior 10.6.

117467_117467.pngpastedImage_2.png

 

I also modify FXTH870000.mem.

117469_117469.pngpastedImage_0.png

 

Thanks.

BR,

Sean

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kef2
Senior Contributor V

Programming this with Codewarrior will most likely fail. CW wants you to avoid accidental security engagement. You need different code flasher tool to make your code programmed with flash security byte defined in code.

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seanwu
Contributor IV

So you tried this and got the same issue?

Couldn't I modify the setting of CW to enable program the security byte?

Thanks.

BR,

Sean

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