1. Introduction
2. 1. Background
3. 2. Hardware/knowledge requirements
4. 3. Setting up a development environment
5. 1. 3.1. Linux
   2. 3.2. Windows
   3. 3.3. macOS
   4. 3.4. Verify the installation
6. 4. Meet your hardware
7. 5. LED roulette
8. 1. 5.1. Build it
   2. 5.2. Flash it
   3. 5.3. Debug it
   4. 5.4. The led and delay abstractions
   5. 5.5. The challenge
   6. 5.6. My solution
9. 6. Hello, world!
10. 1. 6.1. panic!
11. 7. Registers
12. 1. 7.1. RTRM
    2. 7.2. (mis)Optimization
    3. 7.3. 0xBAAAAAAD address
    4. 7.4. Spooky action at a distance
    5. 7.5. Type safe manipulation
13. 8. LEDs, again
14. 1. 8.1. Power
    2. 8.2. Configuration
    3. 8.3. The solution
15. 9. Clocks and timers
16. 1. 9.1. for loop delays
    2. 9.2. NOP
    3. 9.3. One-shot timer
    4. 9.4. Initialization
    5. 9.5. Busy waiting
    6. 9.6. Putting it all together
17. 10. Serial communication
18. 1. 10.1. *nix tooling
    2. 10.2. Windows tooling
    3. 10.3. Loopbacks
19. 11. USART
20. 1. 11.1. Send a single byte
    2. 11.2. Send a string
    3. 11.3. Buffer overrun
    4. 11.4. uprintln!
    5. 11.5. Receive a single byte
    6. 11.6. Echo server
    7. 11.7. Reverse a string
    8. 11.8. My solution
21. 12. Bluetooth setup
22. 1. 12.1. Linux
    2. 12.2. Loopback
    3. 12.3. AT commands
23. 13. Serial over Bluetooth
24. 14. I2C
25. 1. 14.1. The general protocol
    2. 14.2. LSM303DLHC
    3. 14.3. Read a single register
    4. 14.4. The solution
    5. 14.5. Read several registers
26. 15. LED compass
27. 1. 15.1. Take 1
    2. 15.2. Solution 1
    3. 15.3. Take 2
    4. 15.4. Solution 2
    5. 15.5. Magnitude
    6. 15.6. Calibration
28. 16. Punch-o-meter
29. 1. 16.1. Gravity is up?
    2. 16.2. The challenge
    3. 16.3. My solution
30. 17. What's left for you to explore
33. General troubleshooting
34. How to use GDB