ARM launched its first Cortex-M MCUs with ARMv8-M and TrustZone security: the tiny, low-power Cortex-M23 and faster Cortex-M33. At the ARM TechCon show in Santa Clara, ARM unveiled two new Cortex-M microprocessors that will likely emerge as major Internet of Things workhorses over the coming decade, supplanting most existing Cortex-M...