External Signal Description - STMicroelectronics SPC572L series Reference Manual

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RM0400
55.2

External signal description

The MC_PCU has no connections to any external pins.
55.3
Memory map and register definition
55.3.1
Memory map
Address
0x0040
Power Domain Status Register (PCU_PSTAT)
Note:
Any access to unused registers as well as write accesses to read-only registers will:
not change register content
cause a transfer error
55.3.2
Register descriptions
All registers may be accessed as 32-bit words, 16-bit half-words, or 8-bit bytes. The bytes
are ordered according to big endian. For example, the PD0 field of the PCU_PSTAT register
may be accessed as a word at address 0x0040, as a half-word at address 0x0042, or as a
byte at address 0x0043.
55.3.2.1
Power Domain Status Register (PCU_PSTAT)
Address: 0x0040
0
1
2
R
0
0
0
W
Reset
0
0
0
16
17
18
R
0
0
0
W
Reset
0
0
0
This register reflects the power status of all available power domains.
Table 917. MC_PCU register description
Register
3
4
5
0
0
0
0
0
0
19
20
21
0
0
0
0
0
0
Figure 956. Power Domain Status Register (PCU_PSTAT)
DocID027809 Rev 4
Size
word
Access: User read, Supervisor read, Test read
6
7
8
9
0
0
0
0
0
0
0
0
22
23
24
25
0
0
0
0
0
0
0
0
Power Control Unit (MC_PCU)
Access
User
Supervisor
Test
read
read
read
10
11
12
13
0
0
0
0
0
0
0
0
26
27
28
29
0
0
0
0
0
0
0
0
Location
on page
1595
14
15
0
0
0
0
30
31
0
0
1
1595/2058
1596

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