ARM Cortex-M3 Technical Reference Manual page 243

Name
PID6
PID7
PID0
PID1
PID2
PID3
CID0
CID1
CID2
CID3
ARM DDI 0337G
Unrestricted Access
Type Address
Read-only
0xE0001FD8
Read-only
0xE0001FDC
Read-only
0xE0001FE0
Read-only
0xE0001FE4
Read-only
0xE0001FE8
Read-only 0xE0001FEC
Read-only 0xE0001FF0
Read-only
0xE0001FF4
Read-only
0xE0001FF8
Read-only
0xE0001FFC
DWT Control Register
Use the DWT Control Register to enable the DWT unit.
The register address, access type, and Reset state are:
Address
0xE0001000
Access Read/write
Reset state
0x40000000
0x4F000000
0x10000000
0x1F000000
0x00000000
Figure 11-5 on page 11-16 shows the bit assignments of the DWT Control Register.
Copyright © 2005-2008 ARM Limited. All rights reserved.
Table 11-6 DWT register summary (continued)
Reset value Description
Value
0x00 0x00
Value
0x00 0x00
Value
0x02 0x02
Value
0xB0 0xB0
Value
0x2B 0x2B
0x00 Value 0x00
0x0D Value 0x0D
Value
0xE0 0xE0
Value
0x05 0x05
Value
0xB1 0xB1
if four comparators for watchpoints and triggers are present
if four comparators for watchpoints only are present
if only one comparator is present
if one comparator for watchpoints and not triggers is present
if DWT is not present.
Non-Confidential
System Debug
11-15