Lemontree

Smart Meter - AMI 2.0

Overview

Nuvoton smart meter solution uses NuMicro® M2351/M2354 microcontroller based on Armv8-M TrustZone® architecture. By integrating in-house security technology, the solution provides the infrastructure for Advanced Meter Infrastructure (AMI), including device identification, communications security, remote management and secure over-the-air firmware updates (OTA).

Solution Features
- Hardware Crypto Accelerator
- Support for (D)TLS
- DLMS, LwM2M
- Root of Trust
- Secure Bootloader
- Device Number

MCU Features
M2351 (32-bit Arm® Cortex®-M23)
- Operating frequency: 64 MHz/ 96MHz
- Internal Built in 512 KB/ 1 MB Dual Bank architecture Flash and 96 KB/ 256 KB SRAM
- Arm® Platform Security Architecture (PSA) Certified Level 2
- Multiple power management modes

Blockdiagram

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2025-06-21 06:42:03

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