Rabbit 2000 - Default Chapter; Table of Contents

Designer’s Handbook
1. Introduction.....................................................................................................................1
2. Hardware Design Overview............................................................................................3
3. How Dynamic C Cold-Boots the Target System............................................................5
3.1 How the Cold Boot Mode Works In Detail.................................................................................5
3.2 Program Loading Process Overview...........................................................................................6
3.3 Program Loading Process Details ...............................................................................................6
4. Dynamic C Rabbit Programming Overview...................................................................9
4.1 Memory Organization ...............................................................................................................10
4.2 How The Compiler Compiles to Memory.................................................................................14
5. The Rabbit BIOS ..........................................................................................................17
5.1 Startup Conditions Set Up By the BIOS...................................................................................17
5.2 BIOS Flowchart.........................................................................................................................18
5.3 Internally defined macros..........................................................................................................19
5.4 Modifying the BIOS..................................................................................................................19
5.5 Origin Directives to the Compiler.............................................................................................20
6. The System ID Block....................................................................................................23
6.1 Definition ..................................................................................................................................23
6.2 Access........................................................................................................................................24
6.3 Reading the ID block.................................................................................................................24
7. BIOS Support for Program Cloning .............................................................................27
8. Low-Power Design and Support...................................................................................29
8.1 Software Support for Low-Power Sleepy Modes .....................................................................31
8.2 Baud Rates in Sleepy Mode ......................................................................................................32
9. Memory Planning .........................................................................................................33
10. Flash Memories...........................................................................................................35
10.1 Writing Your Own Flash Driver..............................................................................................36
11. Hardware Bring-Up Procedure ...................................................................................39
11.1 Bringing up a New Rabbit System..........................................................................................39
11.2 Initial Checks...........................................................................................................................39
11.3 Diagnostic Test #2...................................................................................................................39
11.4 Diagnostic Test #3...................................................................................................................40
Legal Notice.....................................................................................................................41