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Multi Stack
End device

Remote meter reading enabled by fixed networks and drive-by/walk-by

Smooth transition from OMS® to LoRaWAN® possible

Switching of stacks "on-the-fly" for maximum flexibility

User-defined protocol priority to be set for each possible state of a system
OMS® + LoRaWAN for End Devices
With OMS®/wM-Bus and LoRaWAN® in a high-performance dual stack, the advantages are obvious: Further standardization within smart metering applications and the use of existing LoRaWAN® networks facilitate the entry into IoT connectivity.
However, our dual stack is not only interesting for those getting started with IoT connectivity. This multi stack solution also enables a smooth transition phase for end users who already operate an OMS®/wM-Bus network and want to switch to LoRaWAN®.
Easy to use API well-proven and used for several low-power radio stacks by STACKFORCE
Customization and fine tuning of platform driver Customization of radio settings (e.g., frequency)
Individuelle Anpassung der Funkeinstellungen (z.B. Frequenz)
Power consumption is optimized through interrupt driven state management and the exclusion of polling.
EN 13757-3/-4/-7 (Wireless M-Bus) compliant Protocol Stack for End Devices:
1Features will be implemented in a later product version.
Compliant to LoRaWAN® v1.0.4:
Optional software module:
• LoRaWAN® Application Protocols
STM32L0+SX126x
STM32U5+SX126X
STM32WL5/STM32WLE5
OMS® v4.5.1 Protocol Stack compliant according
LoRaWAN® v1.0.4 Protocol Stack compliant according

The code sizes described above indicate the typical memory requirements for operating the fully equipped protocol stack as a library, including associated drivers. The values are based on the STMicroelectronics STM32WL5/WLE5: Nucleo-WL55JC reference hardware. The RAM requirements for LoRaWAN® FUOTA are not included in the values, as these are highly dependent on the application.
Our Protocol Stack package includes everything you need for integration:
The Protocol Stack itself is delivered as object code and cannot be directly modified. The platform interface (including HAL and RF driver integration) is provided as source code. This allows you to:
For further adjustments to the stack itself, we are happy to support you with specific development services.
Yes, that’s possible. In addition to our standard solutions, we offer customer-specific extensions of our Protocol Stacks. This enables us to implement your specific requirements so that the stack integrates seamlessly into your system environment.
We are happy to check compatibility with your specific hardware. If your hardware meets the minimum requirements for running a Protocol Stack, porting is generally possible. We can discuss the porting effort with you or provide our Platform Porting Guide so you can perform the porting yourself.
Yes. You can request a free evaluation license and test the software in your target environment – without obligation and risk-free. More information about the evaluation offer can be found on our website under: Evaluation License.
STACKFORCE verwendet ein mehrstufiges Testverfahren, um eine hohe Softwarequalität sicherzustellen. Dazu gehören:
License selection
Your hardware manufacturer is not listed?
Contact us – together we will make your project a success.
Our protocol stacks undergo extensive testing, ensuring proven reliability across various IoT applications worldwide.