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The following figure illustrates a top view of the TrustZone® TRNG and its various interfaces.
The interfaces of the TRNG are:
APB slave interface | The TRNG connects as an APB slave on the SoC system bus. This interface enables a host processor to access the TRNG. |
Clock and reset | The TRNG clock and reset inputs. |
Interrupt | A TRNG output that connects to an interrupt on the host processor. |
Scan | Scan interface. |