Page Comparison

The GEISA specification needs to describe the operating environment with sufficient detail that two vendors working from the specification alone can create an implementation such that a single application can run on both without modification.

• Design Principles

• Hardware Requirements

• ARM 7+ @ GHz

• 512MB RAM

• 1GB Flash

• Hardware Interfaces?

• Minimal Metrology Sampling Expectations

  • Voltage / Current

  • 16, 64, 256, 512 samples / cycle

  • Time Synchronizationed

• Minimal Sensor Expectations

Minimal Register Expectations

Maintenance Requirements

• Minimum Network Environment

• Operating System

• Application Isolation

• Define Container Resource Limits

  • CPU limit (% of CPU)

  • Memory Limit (in 1 KB units)

  • Storage Limit ( in 1 KB units)

Define Container Access Levels:

Level 0 - Read & Control - Core Features - Immutable

• Level 1 - Read & Control - Utility

• Level 2 - Read Only

• Application Management

• Application Monitoring

• Core Services

• Metrology API

  • Recommend DLMS/EGWG?

  • Directly access Voltage/Current readings

• Register API

  • Recommend DLMS/COSEM?

  • Directly access billing energy / interval data

• Sensor API

• Recommend DLMS/EDGE?

Sensor Profiles:

• Accelerometer

• Tilt Sensor

• Infrared

• GPS

Microphone

Application Programming Interfaces (APIs)

Road Map

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