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Troubleshooting

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- Arduino EK R4 Experiment Kit
  Arduino EK R4 Experiment Kit
  - Overview
  - Setup
    Setup
    
    Quick Start
    
    Libraries
  - Examples
    Examples
    
    Blink LED
    
    OLED Hello
    
    DHT11 Temperature & Humidity
    
    Ultrasonic Distance
    
    NeoPixel Ring Patterns
    
    Servo Sweep
    
    Buzzer Tones
    
    IR Remote Decode
    
    Button & Switch Input
    
    Trimpot Analog Read
  - Troubleshooting
  - Downloads
- Arduino EK R4 AI IoT Kit
  Arduino EK R4 AI IoT Kit
  - Overview
  - Setup
    Setup
    
    Quick Start
    
    Libraries
    
    Arduino IoT Cloud
  - Examples
    Examples
    
    WiFi Connect & Ping
    
    IoT Cloud LED Toggle
    
    MQTT Publish/Subscribe
    
    Edge Impulse: Vibration Classifier
  - Troubleshooting
  - Downloads
- Microbit Neo Inventor Kit
  Microbit Neo Inventor Kit
  - Introduction
  - Setup
    Setup
    
    Quick Start
  - Examples
    Examples
    
    Servo Motor
    
    NeoPixel Ring
    
    Motor With Fan
    
    Temperature & Humidity
    
    Blink LED
    
    IR Remote Receiver
    
    OLED Display
    
    Ultrasonic Sensor
    
    Buzzer
    
    Button
    
    Trimpot
    
    LDR
    
    Switch
- Microbit Neo Beginner Kit
  Microbit Neo Beginner Kit
  - Introduction
  - Setup
    Setup
    
    Quick Start
  - Examples
    Examples
    
    NeoPixel Ring
    
    OLED Display
    
    LDR
    
    Temperature & Humidity
    
    Ultrasonic Sensor
    
    Servo Motor
    
    Smart Plant Watering

Troubleshooting¶

WiFi: ensure 2.4 GHz; hotspots help
IoT Cloud: device online, credentials
TinyML: sampling/window match training