MicroEJ Developer
  • Discover MicroEJ
  • Features
  • VEE
  • SDK
  • Supported Hardware
Get Started
  • 1. Introduction
    • 1.1. Scope
    • 1.2. Intended Audience
    • 1.3. Prerequisites
    • 1.4. Delivery Package
    • 1.5. GPU Features
    • 1.6. Low Power Features
    • 1.7. References Documents
  • 2. Getting Started
    • 2.1. Virtual Player
      • 2.1.1. Execute Application
      • 2.1.2. Troubleshooting
    • 2.2. Embedded Device
      • 2.2.1. Deploy Main Application
      • 2.2.2. Deploy Additional Watchface
      • 2.2.3. Troubleshooting
    • 2.3. Application Flow
    • 2.4. Update Application
  • 3. Libraries
    • 3.1. Introduction
      • 3.1.1. Foundation Library
      • 3.1.2. Add-on Library
      • 3.1.3. MicroEJ Central Repository
      • 3.1.4. Additional Repository
    • 3.2. VG Lite Library
      • 3.2.1. Vector Graphics Description
      • 3.2.2. Aim of the Library
      • 3.2.3. Importing the Library
      • 3.2.4. The Java API
      • 3.2.5. Matrix Transformation
      • 3.2.6. Vector Paths
      • 3.2.7. Gradients
      • 3.2.8. Clipping
    • 3.3. VG Lite util Library
      • 3.3.1. Importing the Library
      • 3.3.2. The Java API
      • 3.3.3. Going Further
      • 3.3.4. Limitations
    • 3.4. VectorFont Library
      • 3.4.1. Vector Fonts Description
      • 3.4.2. Aim of the Library
      • 3.4.3. Importing the Library
      • 3.4.4. The Java API
        • 3.4.4.1. Font Loading
        • 3.4.4.2. Text Drawing
        • 3.4.4.3. Changing Color, Opacity and Using Gradients
        • 3.4.4.4. Using char[] Instead of String
        • 3.4.4.5. Single Character Drawing
  • 4. Fonts
    • 4.1. MicroUI Fonts
    • 4.2. TrueType Fonts
  • 5. Images
    • 5.1. MicroUI Images
    • 5.2. Vector Images
      • 5.2.1. Principle
      • 5.2.2. Tool Aim
      • 5.2.3. Convert Unsupported Features to Supported Ones
      • 5.2.4. Run the Tool
      • 5.2.5. Use Generated Image
      • 5.2.6. Use Different Formats
      • 5.2.7. Use Java Generation
    • 5.3. Software Accelerated Rotation
      • 5.3.1. Principle
      • 5.3.2. Tool Aim
      • 5.3.3. Image Preparation
      • 5.3.4. Run the Tool
      • 5.3.5. Update Application
  • 6. Power Management
    • 6.1. Power Modes
    • 6.2. Implementation
    • 6.3. Application
    • 6.4. Reduce Power Consumption
      • 6.4.1. Overview
      • 6.4.2. Performance Profiles
      • 6.4.3. Clipping
      • 6.4.4. RAM buffers
    • 6.5. Troubleshooting
      • 6.5.1. Board Rev. C1
  • 7. Platform
    • 7.1. MicroUI Drawings
    • 7.2. VG Lite Library
      • 7.2.1. Native Implementation
      • 7.2.2. Simulator Implementation
    • 7.3. VectorFont Library
      • 7.3.1. Native Implementation
      • 7.3.2. Simulator
    • 7.4. Network
      • 7.4.1. Overview
      • 7.4.2. WF200 Board
      • 7.4.3. Application
      • 7.4.4. Implementation
      • 7.4.5. WiFi Default Access Point
      • 7.4.6. Limitations
      • 7.4.7. Simulator
      • 7.4.8. Disable Network
    • 7.5. Mono-Sandbox Firmware
      • 7.5.1. Mono-Sandbox Platform
      • 7.5.2. Mono-Sandbox Application
      • 7.5.3. Mono-Sandbox BSP
  • 8. Setup
    • 8.1. MicroEJ SDK
    • 8.2. Artifacts Repository
    • 8.3. Platform Projects
    • 8.4. Platform Build
    • 8.5. Application Project
  • 9. Build the Demo
    • 9.1. Build on Simulator
    • 9.2. Build on Device
      • 9.2.1. BSP Connection
      • 9.2.2. Evaluation License
      • 9.2.3. Compile Application
      • 9.2.4. Compile BSP
      • 9.2.5. Compile Additional Watchface
      • 9.2.6. Deploy Additional Watchface
      • 9.2.7. Deployment Issues
    • 9.3. Wearable Mock
      • 9.3.1. Description
      • 9.3.2. Setup
      • 9.3.3. Build and Use
      • 9.3.4. Use without Building
    • 9.4. WiFi Configuration Mock
  • 10. Demo Architecture
    • 10.1. Application Architecture
      • 10.1.1. MicroEJ Application Projects
      • 10.1.2. Util Library Project
        • 10.1.2.1. Java Code
        • 10.1.2.2. Resources
      • 10.1.3. Kernel Project
        • 10.1.3.1. Java Code
        • 10.1.3.2. Resources
      • 10.1.4. Widgets Hierarchy
      • 10.1.5. Watchfaces Registry
        • 10.1.5.1. Built-in Watchfaces
        • 10.1.5.2. Sandboxed Watchfaces
    • 10.2. BSP Architecture
      • 10.2.1. IAR Project
      • 10.2.2. File System
      • 10.2.3. MicroEJ Platform Files
    • 10.3. Watchfaces Implementation
      • 10.3.1. Overview
      • 10.3.2. Creating a Watchface Project
        • 10.3.2.1. Project Setup
        • 10.3.2.2. Required Resources
        • 10.3.2.3. Required Classes
        • 10.3.2.4. Project Integration
      • 10.3.3. Watchface Entry Point
      • 10.3.4. Watchface App
      • 10.3.5. Watchface Desktop
      • 10.3.6. Watchface Widget
        • 10.3.6.1. Architecture
        • 10.3.6.2. Adding the vector hands to the project
        • 10.3.6.3. Creating a new watchface widget
        • 10.3.6.4. Defining a custom animation of the second hand
        • 10.3.6.5. Defining a custom animation for the watchface opening
    • 10.4. Limitations
      • 10.4.1. Evaluation License
      • 10.4.2. Additional Watchfaces
  • 11. ChangeLog
    • 11.1. [2.1.0]
      • 11.1.1. Added
      • 11.1.2. Changed
      • 11.1.3. Fixed
      • 11.1.4. Included Features
    • 11.2. [2.0.0]
      • 11.2.1. Added
      • 11.2.2. Changed
      • 11.2.3. Removed
      • 11.2.4. Fixed
      • 11.2.5. Included Features
    • 11.3. [1.0.1]
      • 11.3.1. Added
      • 11.3.2. Removed
      • 11.3.3. Fixed
      • 11.3.4. Included Features
    • 11.4. [1.0.0]
      • 11.4.1. Added
      • 11.4.2. Changed
      • 11.4.3. Removed
      • 11.4.4. Fixed
      • 11.4.5. Included Features
    • 11.5. [0.3.0]
      • 11.5.1. Added
      • 11.5.2. Changed
      • 11.5.3. Fixed
      • 11.5.4. Included Features
    • 11.6. [0.2.0]
      • 11.6.1. Added
      • 11.6.2. Changed
      • 11.6.3. Removed
      • 11.6.4. Fixed
      • 11.6.5. Included Features
    • 11.7. [0.1.0]
      • 11.7.1. Added
      • 11.7.2. Included Features
  • 12. About MicroEJ
MicroEJ Demo Wearable on MIMXRT595-EVK
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