User manual
iii 
Table of Contents 
Chapter 1. Preface .................................................................................................................................................. 1 
Chapter 2. Purpose ................................................................................................................................................. 2 
Chapter 3. Power Supply ........................................................................................................................................ 3 
3.1. Requirements ............................................................................................................................................... 3 
3.2. Power – Up Behaviour ................................................................................................................................. 3 
Chapter 4. Board Layout ......................................................................................................................................... 4 
4.1. Component Layout ....................................................................................................................................... 4 
4.2. Board Dimensions ........................................................................................................................................ 5 
Chapter 5. Block Diagram ....................................................................................................................................... 6 
Chapter 6. User Circuitry ......................................................................................................................................... 8 
6.1. Switches ....................................................................................................................................................... 8 
6.2. LEDs ............................................................................................................................................................. 8 
6.3. Potentiometer ............................................................................................................................................... 8 
6.4. Serial port ..................................................................................................................................................... 9 
6.5. Hardware LIN ............................................................................................................................................... 9 
6.6. Debug LCD Module .................................................................................................................................... 10 
6.7. Option Links ................................................................................................................................................ 10 
6.8. Oscillator Sources ...................................................................................................................................... 15 
6.9. Reset Circuit ............................................................................................................................................... 15 
Chapter 7. Modes .................................................................................................................................................. 16 
7.1. Boot mode .................................................................................................................................................. 16 
7.2. Single chip mode ........................................................................................................................................ 16 
Chapter 8. Programming Methods ........................................................................................................................ 17 
Chapter 9. Headers ............................................................................................................................................... 18 
9.1. Microcontroller Headers ............................................................................................................................. 18 
9.2. Application Headers ................................................................................................................................... 20 
Chapter 10. Code Development ........................................................................................................................... 22 
10.1. Overview ................................................................................................................................................... 22 
10.2. Compiler Restrictions ............................................................................................................................... 22 
10.3. Mode Support ........................................................................................................................................... 22 
10.4. Breakpoint Support ................................................................................................................................... 22 
10.5. Memory Map ............................................................................................................................................. 23 
Chapter 11. Component Placement ...................................................................................................................... 24 
Chapter 12. Additional Information ........................................................................................................................ 25 










