The NuMicro® M2354 series is a product portfolio secure IoT microcontrollers of NuMicro® family based on Arm® Cortex®-M23 CPU core with TrustZone for Armv8-M. It has many vital features covering secure key storage, Flash memory protection lock, secure control unit, and focus on physical attack protection towards Arm® PSA Certified Level 2, even Level 3. It’s a competitive solution for those devices requiring more secure, fast-computing, and ultra-low power consumption in the IoT market.

• Features
  

  -	Secure region for important data and code
  -	Secure Boot, Secure OTA Update, Complete Crypto accelerators for secure wireless connectivity
  -	Supports Mbed-OS to Multi-Cloud connectivity
  -	Complete firmware driver sample code
  -	Tamper to detect fault-injection attack, such as voltage glitch and clock glitch.

• Specifications
  

  M2354 (32-bit Arm® Cortex®-M23)
  -	Up to 96 MHz operating frequency
  -	Embedded 1024 KB dual-bank Flash/ 256 KB SRAM
  -	Supports 8x40 COM/SEG LCD
  -	Side-Channel attacks mitigation of AES, RSA, ECC
  -	Key store for key protection with active shield
  -	Supports Chinese national cryptography standard, SM2/SM3/SM4

• System Block Diagram