MOTSEN TOOL documentation

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Project

• Project Definition
  • Introduction
  • Purpose
  • Problem Statement
  • Project Vision
  • Project Scope
  • Target Users
  • Application Areas
  • Core Functionalities
  • Development Philosophy
  • Development Phases
  • Success Criteria
  • Future Expansion Possibilities
• Documentation Structure
  • Purpose
  • Documentation Overview
  • Folder Structure
  • Documentation Map
  • Section Descriptions
  • Requirement Traceability Concept
  • Document Naming Rules
  • Requirement ID Rules
  • Documentation Rules
  • Recommended Documentation Flow
  • Visualization With Graphviz
  • Notes
• Project Plan
  • Purpose
  • Planning Approach
  • Phase Overview
  • Phase 1 — MVP Milestones
  • Phase 2 — Full Feature Milestones
  • Phase 3 — Productization Milestones
  • Phase Gate Criteria
  • Risks
  • Traceability

System

• System Description
  • Purpose
  • System Overview
  • System Context
  • Subsystem Decomposition
  • Subsystem Descriptions
  • Health Check Definition
  • Operating Modes
  • Phase Scope Summary
  • Open Items and Placeholders
  • Traceability
• System Requirements
  • Purpose
  • Top-Level Requirements
  • System Context
  • Power Stage Requirements
  • Sensing Requirements
  • Position Sensor Requirements
  • Embedded Controller Requirements
  • Safety & Protection Requirements
  • Host Communication Link Requirements
  • Host Application Requirements
  • Measurement & Characterization Requirements
  • Operating Mode Requirements
  • Traceability
• System Test Plan
• System Test Results

Hardware

• Hardware Architecture
  • Purpose
  • Architecture Overview
  • Power Input and Supply Tree
  • Three-Phase Inverter
  • Phase Current Sensing
  • DC-Bus Voltage Sensing
  • Position Sensor Interface
  • MCU Interface
  • Hardware Protection
  • Host Communication Physical Interface
  • Connectors and External Interfaces
  • Open Items
  • Traceability
• Hardware Requirements
  • Purpose
  • Power Input
  • Supply Tree
  • Three-Phase Inverter
  • Phase Current Sensing
  • DC-Bus Voltage Sensing
  • Position Sensor Interface
  • MCU Interface
  • Protection
  • Host Communication Physical Interface
  • Connectors
  • Environmental and Mechanical
  • Open Items
  • Traceability
• Phase 1 — Evaluation Board Selection
  • Purpose
  • Selection Criteria
  • Candidate Boards
  • Detailed Analysis
  • Selected Eval Board

Software

• Software Architecture
  • Purpose
  • Architecture Overview
  • Hardware Abstraction Layer
  • Drivers Layer
  • Services Layer
  • Application Layer
  • Host-Side Software
  • Build and Configuration
  • Open Items
  • Traceability
• Software Requirements
  • Purpose
  • HAL Requirements
  • Driver Requirements
  • Services Layer Requirements
  • Application Layer Requirements
  • Host-Side Software Requirements
  • Build and Configuration Requirements
  • Phase 2 and Phase 3 Placeholders
  • Open-Decision Placeholders
  • Traceability
• Stator Resistance (Rs) Calculation
  • Purpose
  • Measurement principle — ramped DC current injection
  • Ramping the duty up to the current limit
  • Apparent-resistance formula and the switch-resistance correction
  • Applied duty cycle
  • Sub-state machine
  • Repeated measurement and averaging
  • Timing
  • Open-circuit detection
  • Imbalance detection
  • Nominal-resistance deviation check
  • Overall verdict and reporting
  • State transition
  • Relationship to the Ls (LDQ) test
  • Source reference
• Stator Inductance (Ls) Calculation
  • Purpose
  • Measurement principle — RL step-response curve fit
  • The switch-resistance correction, in reverse
  • Injection duty — inherited from the Rs ramp
  • Sub-state machine
  • Repeated measurement and averaging
  • ls_measure_phase() step by step
  • Reporting — line-to-line, not per-phase
  • Returns 0 on failure
  • Timing
  • Imbalance detection
  • Overall verdict and reporting
  • State transition
  • Dependency on the Rs test
  • Source reference