Exploring TrustZone-M on the NRF9160

&quot;So of course I opened the big bad search engine and typed Nordic nRF9160 bare-metal example. I quickly learned that, while bare-metal programming Nordic boards is possible&quot;<p>Google, of course, is very big, angry and bad, but there is no need to search for what is on the manufacturer’s website:

Interesting that you managed to avoid programming the SAU. The default IDAU appears to be sufficient, yes?

Related: <a href="https:&#x2F;&#x2F;www.lobaro.com&#x2F;en&#x2F;using-the-armv8-m-trustzone-with-gcc&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.lobaro.com&#x2F;en&#x2F;using-the-armv8-m-trustzone-with-g...</a>

But it&#x27;s just Cortex-M33...