User guide
Contents
ARM DDI 0337I Copyright © 2005-2008, 2010 ARM Limited. All rights reserved. iv
ID072410 Non-Confidential
Chapter 4 System Control
4.1 About system control ............................................................................................... 4-2
4.2 Register summary .................................................................................................... 4-3
4.3 Register descriptions ............................................................................................... 4-5
Chapter 5 Memory Protection Unit
5.1 About the MPU ........................................................................................................ 5-2
5.2 MPU functional description ...................................................................................... 5-3
5.3 MPU programmers model ........................................................................................ 5-4
Chapter 6 Nested Vectored Interrupt Controller
6.1 About the NVIC ........................................................................................................ 6-2
6.2 NVIC functional description ..................................................................................... 6-3
6.3 NVIC programmers model ....................................................................................... 6-4
Chapter 7 Debug
7.1 About debug ............................................................................................................ 7-2
7.2 About the AHB-AP ................................................................................................... 7-6
7.3 About the Flash Patch and Breakpoint Unit (FPB) .................................................. 7-9
Chapter 8 Data Watchpoint and Trace Unit
8.1 About the DWT ........................................................................................................ 8-2
8.2 DWT functional description ...................................................................................... 8-3
8.3 DWT Programmers Model ....................................................................................... 8-4
Chapter 9 Instrumentation Trace Macrocell Unit
9.1 About the ITM .......................................................................................................... 9-2
9.2 ITM functional description ........................................................................................ 9-3
9.3 ITM programmers model ......................................................................................... 9-4
Chapter 10 Embedded Trace Macrocell
10.1 About the ETM ....................................................................................................... 10-2
10.2 ETM functional description .................................................................................... 10-3
10.3 ETM Programmers model ...................................................................................... 10-9
Chapter 11 Trace Port Interface Unit
11.1 About the Cortex-M3 TPIU .................................................................................... 11-2
11.2 TPIU functional description .................................................................................... 11-3
11.3 TPIU programmers model ..................................................................................... 11-5
Appendix A Revisions
Glossary