Technical Reference Manual
002-29852 Rev. *B
3.8.3.27 CM0P_SCS_DCRDR
Description:
Debug Core Register Data Register
Address:
0xE000EDF8
Offset:
0xDF8
Retention:
Retained
IsDeepSleep:
No
Comment:
With the DCRSR, see Debug Core Register Selector Register, DCRSR on Arm TRM page C1-
335, the DCRDR provides debug access to the ARM core registers and special-purpose
registers. The DCRDR is the data register for these accesses.
Default:
0x0
Bit-field Table
Bits
7
6
5
4
3
2
1
0
Name
DBGTMP [7:0]
Bits
15
14
13
12
11
10
9
8
Name
DBGTMP [15:8]
Bits
23
22
21
20
19
18
17
16
Name
DBGTMP [23:16]
Bits
31
30
29
28
27
26
25
24
Name
DBGTMP [31:24]
Bit-fields
Bits Name
SW
HW
Default or
Enum
Description
0:31
DBGTMP
RW
RW
X
Data temporary cache, for reading and writing CPU
registers.
This register is UNKNOWN:
- on reset
- when DHCSR.S_HALT = 0.
- when DHCSR.S_REGRDY = 0 during execution of a
DCRSR based transaction that updates the register
190
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