2. Walkthrough

• 2.1. Phase 0: General Setup
  • 2.1.1. General Setup and Project Prep
  • 2.1.2. Baseline data
    • 2.1.2.1. CGM Data
    • 2.1.2.2. Recent A1c
    • 2.1.2.3. Get comfortable making a PR
  • 2.1.3. Hardware
    • 2.1.3.1. Required Hardware for a “typical” setup
    • 2.1.3.2. Hardware Details & Recommendations
      • 2.1.3.2.1. Medtronic Insulin Pump
      • 2.1.3.2.2. CareLink USB Stick
      • 2.1.3.2.3. CGM: Dexcom G4 Platinum System (with or without Share) OR Medtronic
      • 2.1.3.2.4. Raspberry Pi 2 Model B
      • 2.1.3.2.5. Micro SD Card
      • 2.1.3.2.6. WiFi Adapter
      • 2.1.3.2.7. 2.1 Amp USB Battery Power Supply
      • 2.1.3.2.8. USB Cables
      • 2.1.3.2.9. AAA Batteries
      • 2.1.3.2.10. Cases
  • 2.1.4. Setting Up Your Raspberry Pi
    • 2.1.4.1. Download and Install Raspbian Jessie
      • 2.1.4.1.1. Download Raspbian
      • 2.1.4.1.2. Write Raspbian to the Micro SD Card
    • 2.1.4.2. Connect and configure WiFi
      • 2.1.4.2.1. Path 1: Keyboard, Mouse, and HDMI monitor/TV
      • 2.1.4.2.2. Path 2: Console or Ethernet cable
      • 2.1.4.2.3. Path 3: Headless WiFi configuration (Windows/Linux only)
    • 2.1.4.3. Test SSH Access
      • 2.1.4.3.1. Windows
      • 2.1.4.3.2. Mac OS X / Linux
      • 2.1.4.3.3. iOS
      • 2.1.4.3.4. Android
    • 2.1.4.4. Configure the Raspberry Pi
      • 2.1.4.4.1. Verify your Raspian Version
      • 2.1.4.4.2. Run raspi-config
    • 2.1.4.5. Setup Password-less Login [optional]
      • 2.1.4.5.1. Windows
      • 2.1.4.5.2. Mac and Linux
      • 2.1.4.5.3. Disabling password login [optional]
    • 2.1.4.6. Wifi reliability tweaks [optional]
    • 2.1.4.7. Watchdog [optional]
    • 2.1.4.8. Update the Raspberry Pi [optional]
  • 2.1.5. Setting Up openaps and Dependencies
    • 2.1.5.1. Easy install of openaps and dependencies
      • 2.1.5.1.1. Using the package manager
      • 2.1.5.1.2. Installing from source
    • 2.1.5.2. Manual install [optional]
      • 2.1.5.2.1. Install Python and Node.js Packages System-Wide [optional]
      • 2.1.5.2.2. Install openaps [optional]
      • 2.1.5.2.3. Install udev-rules [optional]
      • 2.1.5.2.4. Enable Tab Completion [optional]
    • 2.1.5.3. Set up Git
• 2.2. Phase 1: Logging, Cleaning, and Analyzing Your Data
  • 2.2.1. Phase 1: Logging, Cleaning, and Analyzing Your Data
  • 2.2.2. Visualization and Monitoring
    • 2.2.2.1. Nightscout Integration
      • 2.2.2.1.1. Nightscout Setup
      • 2.2.2.1.2. Environment Variables for OpenAPS Access to Nightscout
      • 2.2.2.1.3. Configuring and Uploading OpenAPS Status
      • 2.2.2.1.4. Uploading Latest Treatments to Nightscout
      • 2.2.2.1.5. Setup script
• 2.3. Phase 2: Build a Manual System
  • 2.3.1. Phase 2: Creating an Open Loop
  • 2.3.2. Configuring and Learning to Use openaps Tools
    • 2.3.2.1. Configuring openaps
      • 2.3.2.1.1. Initialize a new openaps environment
      • 2.3.2.1.2. Add pump as device
      • 2.3.2.1.3. Add Dexcom CGM receiver as device
      • 2.3.2.1.4. Check that the devices are all added properly
      • 2.3.2.1.5. Check that you can communicate with your pump
      • 2.3.2.1.6. Check that you can communicate with your Dexcom receiver
      • 2.3.2.1.7. Pulling blood glucose levels from Nightscout
    • 2.3.2.2. Adding and Invoking Reports
      • 2.3.2.2.1. Adding Reports
      • 2.3.2.2.2. Invoking Reports
    • 2.3.2.3. Aliases
    • 2.3.2.4. Putting the Pieces Together
    • 2.3.2.5. Backing Up Your openaps Instance
  • 2.3.3. Building preflight and other safety checks
  • 2.3.4. Add the oref0 Virtual Devices
  • 2.3.5. Organizing the reports
  • 2.3.6. The get-profile process
  • 2.3.7. The calculate-iob process
  • 2.3.8. The determine-basal process
  • 2.3.9. Adding aliases
  • 2.3.10. Checking your reports
  • 2.3.11. Enacting the suggested action
  • 2.3.12. Cleaning CGM data from Minimed CGM systems
  • 2.3.13. Running an open loop with oref0
• 2.4. Phase 3: Automation
  • 2.4.1. Phase 3: Understanding Your Open Loop
  • 2.4.2. Understanding the output of oref0-determine-basal
    • 2.4.2.1. Summary of inputs
    • 2.4.2.2. Output
    • 2.4.2.3. Exploring further
• 2.5. Phase 4: Iterate and Improve
  • 2.5.1. Phase 4: Starting to Close the Loop
  • 2.5.2. Using cron to create a schedule for your loop
  • 2.5.3. Observing the closed loop
    • 2.5.3.1. Starting with low glucose suspend mode
  • 2.5.4. Troubleshooting the closed loop
    • 2.5.4.1. How often should the cron run?
    • 2.5.4.2. What should BG target range be?
    • 2.5.4.3. What should pump settings be?
    • 2.5.4.4. What happens if the system gets out of range or gets bad data?
• 2.6. Phase 5: Tuning the Closed Loop
  • 2.6.1. Phase 5: Tuning the Closed Loop
  • 2.6.2. Going beyond low glucose suspend mode
  • 2.6.3. Tuning your targets
• 2.7. Phase 6: Iterate and Improve the Closed Loop
  • 2.7.1. Phase 6: Iterating on Your Closed Loop
  • 2.7.2. So you think you’re looping? Now keep up to date!
    • 2.7.2.1. After you have looped for three consecutive nights:
  • 2.7.3. Testing during the day
  • 2.7.4. Advanced features
    • 2.7.4.1. Meal-assist
    • 2.7.4.2. Auto-sensitivity mode
  • 2.7.5. Configuring Automatic Sensitivity Mode