Microchip’s latest Arm Cortex-M23 core based 32-bit microcontrollers feature Arm TrustZone for Armv8-M. This is a programmable security environment that provides hardware isolation between certified libraries, IP and application code.  SAM L11 MCUs also have chip-level tamper resistance, secure boot and secure key storage. The aim is to protect IoT designs from both remote and ...

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