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DLMS/COSEM (IEC 62056) Protocol Chip – IS62056

The IS62056 DLMS/COSEM Protocol Chip provides a hardware-based solution for IEC 62056 smart metering communication. It eliminates complex firmware development, offering plug-and-play access to COSEM objects via a simple I2C interface. Achieve faster development and worldwide interoperability for energy monitoring and billing applications.

SKU: IS62056-S8

Accelerate Smart Meter Development with the IS62056 DLMS/COSEM Protocol Chip

The DLMS/COSEM Protocol Chip IS62056 is the essential component for any engineer or manufacturer seeking to integrate the IEC 62056 standard into smart utility devices. DLMS (Device Language Message Specification) and COSEM (Companion Specification for Energy Metering) form the global standard for smart energy management. This chip encapsulates the entire complex protocol stack, offering a plug-and-play solution that dramatically reduces development time and eliminates the need for extensive firmware engineering.

Why Hardware Acceleration for DLMS/COSEM?

Implementing the full DLMS/COSEM stack in firmware requires significant processing power, memory, and specialized expertise, often leading to long development cycles and high certification costs. The IS62056 shifts this burden to dedicated hardware. This powerful abstraction allows your host microcontroller to communicate with smart energy meters using simple commands over a standard I2C bus, resulting in:

  • Faster Time-to-Market: Save months of specialized protocol coding and testing.

  • Reduced System Resources: Free up your main microcontroller’s flash and RAM for core application tasks.

  • Guaranteed Interoperability: The hardware implementation is built to comply with the IEC 62056 standard, ensuring seamless integration with head-end systems worldwide.

Key Applications and Features

The IS62056 chip is a powerhouse for modern energy monitoring and control. It supports real-time data access and historical data retrieval (load profiles), making it crucial for billing and demand-side management. The COSEM model, using OBIS codes, standardizes how data is structured and identified across all energy types (electricity, gas, water, heat), which is a core benefit of using this chip.

  • Billing System Integration: Access COSEM objects for automated and transparent utility billing.

  • Smart Grid Gateways: Use the chip in concentrators and gateways to interface with multiple DLMS meters.

  • Energy Audit Devices: Quickly read real-time and historical consumption data for energy efficiency analysis.

  • Simple I2C Interface: I2C compatibility with speeds up to 1 MHz and support for both 3.3V and 5V systems.

For projects requiring high-speed local data transfer, consider pairing this chip with our reliable I2C to UART Bridge. For a deeper technical dive into the international standard that governs this technology, we recommend consulting the DLMS/COSEM Wikipedia page.

Future-Proofing Your Smart Meter Design

Adopting the IS62056 DLMS/COSEM Protocol Chip ensures your product is immediately compliant with global standards. By simplifying the most challenging aspect of smart meter design—the communication protocol—this chip guarantees reliable, secure, and future-proof data exchange, positioning your device at the forefront of the evolving smart grid ecosystem.

IS62056 Models

Q: What exactly is DLMS/COSEM and why is it important for energy metering? A: DLMS/COSEM (Device Language Message Specification / Companion Specification for Energy Metering) is the global IEC 62056 standard for utility meter data exchange. It is vital because it ensures interoperability and standardized data models (COSEM objects) across different manufacturers, which is essential for smart grid integration.

Q: Does the IS62056 chip manage the communication security features of DLMS? A: Yes, this DLMS/COSEM Protocol Chip is engineered to handle the necessary authentication, encryption, and security procedures within the protocol stack. This ensures data integrity and confidentiality during communication with the meter.

Q: Which interface does the host microcontroller use to communicate with the IS62056? A: The IS62056 uses the widely supported I2C (Inter-Integrated Circuit) bus. This provides a simple, two-wire connection for your host microcontroller to send and receive high-level DLMS commands, without needing to manage the complex serial or network layers.

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Evaluation boards, Modules & other related products

Evaluation boards, modules, and accessories designed for fast prototyping and easy integration. Featuring standard interfaces and built-in transceivers, they simplify testing and development across platforms like Arduino, Nucleo, or Raspberry Pi. Ideal for adding RS485, RS232, or Ethernet functionality with minimal effort and maximum compatibility.

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