Wired M-Bus / OMS® v4.5.1 for Slave Devices

Single Stack 

Wired M-Bus / OMS v4.5.1 for Master Devices

Key Features

software compliance

Compliant to EN 13757-2/-3/-7
(Wired) M-Bus and OMS® Specification

Icon remote meter readout

Enables remote readout
of meter devices

Icon interference free

Interference resistance for more stable and reliable data transmission

Icon low maintenance

Low-maintenance network compared to a battery-powered network

Your benefits with our stack package

Stack Package Architecture

OMS® implementation

OMS® implementation of the Wired M-Bus stack is a great base for interoperable devices

Example application available

Example application allowing an easy start-up of the stack

Use with other embedded operating systems possible

Support for use in conjunction with common embedded operating systems (OS), such as TI RTOS or OS-less use (bare metal)

Strengthen the future viability of your devices with this stack

Protocol Stack Features

Wired M-Bus / OMS v4.5.1

EN 13757-2/-3/-7 (Wired M-Bus) and OMS® Specification 4.5.1 compliant Protocol Stack for Slave devices:

  • Interference-free data transmission via cable 
  • Supported message types TX (Slave - Master):
    • RSP-UD
    • ACK
  • Supported message types RX (Master - Slave):
    • SND-UD
    • REQ-UD2
    • REQ-UD1
    • SND-NKE
  • Slave addressing according to EN13757-7 (2018)
  • Baud rate change by CI-Fields according to EN13757-3 (2018)

Available for the following hardware platforms

hardware platform

STMicroelectronics

STM32L0

Technical Information

Technical Specifications

Supported Specifications

Wired M-Bus / OMS® v4.5.1 Protocol Stack compliant according 
  • EN 13757-2/-3/-7
  • OMS® Specification

Reference Hardware

  • STM32L0

Memory Requirements

memory-requirements-wired-m-bus-slave-STM32L0.png

The code sizes described above specify the typical required memory for operating the full featured protocol stack as a library including related drivers. Values based on reference hardware.

Contact us

Commercial Features

First level Support

Software Support

High quality product

Software availability

Easy comissioning & configuration

software configuration

Warranty & maintenance

warranty and maintenance

Do you have Questions? 

We are happy to help you.

Our software products are very complex and even seemingly minor details can influence the scope of development services. For this reason, we would like to talk to you about your project. 

 Get in touch