Kamstrup OmniPower wm-bus metering

This documentation covers the system to read the Kamstrup OmniPower 1-phase meter over wm-bus. The implementation uses an iM871-A transceiver to read wm-bus messages. Processed measurements are sent upstream using MQTT.

Table of contents

• Running the metering system
  • Metering system main event loop
  • Main event loop
  • Support functions
• Implementation of iM871-A driver
  • Generic driver class for WM-Bus USB-dongle IM871A
• OmniPower implementation
  • Parse Kamstrup OmniPower wm-bus telegrams
  • The C1 Telegram class
  • The OmniPower class
  • Exception classes
• Implementation of generic measurements
  • Generic class for measurements and measurement frames
  • The Measurement class
  • The MeterMeasurement class
• MQTT and API implementation
  • MQTT clients and related functionality
  • API implementation
• Utilities and support functions
  • CRC16 for wm-bus
  • CRC16 for IM871-A
  • Timezone handling
  • Logging to syslog
  • Automatic search for IM871-A dongle device
• Unit tests
  • Tests for driver implementation
  • Tests for OmniPower implementation
  • Tests for MeterMeasurement implementation

Indices and tables

• Index

• Module Index

• Search Page