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M451
May. 4, 2018
Page
568
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1006
Rev.2.08
M4
51
S
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NICA
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RTC Access Enable Register (RTC_RWEN)
Register
Offset
R/W
Description
Reset Value
RTC_RWEN
0x04
R/W
RTC Access Enable Register
0x0000_0000
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
RWENF
15
14
13
12
11
10
9
8
RWEN
7
6
5
4
3
2
1
0
RWEN
Bits
Description
[31:17]
Reserved
Reserved.
[16]
RWENF
RTC Register Access Enable Flag (Read Only)
0 = RTC register read/write Disabled.
1 = RTC register read/write Enabled.
This bit will be set after RTC_RWEN[15:0] register is load a 0xA965, and be cleared
automatically after 1024 RTC clock.
[15:0]
RWEN
RTC Register Access Enable Password (Write Only)
Writing 0xA965 to this register will enable RTC access and keep 1024 RTC clock.
Содержание ARM Cortex NuMicro M451 Series
Страница 301: ...M451 May 4 2018 Page 301 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL...
Страница 324: ...M451 May 4 2018 Page 324 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL Figure 6 4 18 Checksum Calculation Flow...
Страница 355: ...M451 May 4 2018 Page 355 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL 2 0 Reserved Reserved...
Страница 625: ...M451 May 4 2018 Page 625 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL 00 5 bits 01 6 bits 10 7 bits 11 8 bits...
Страница 721: ...M451 May 4 2018 Page 721 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL the SCL line 1 0 Reserved Reserved...
Страница 1001: ...M451 May 4 2018 Page 1001 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 64L 10x10x1 4 mm footprint 2 0 mm 9 2...
Страница 1002: ...M451 May 4 2018 Page 1002 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 64L 7x7x1 4 mm footprint 2 0 mm 9 3...
Страница 1003: ...M451 May 4 2018 Page 1003 of 1006 Rev 2 08 M451 SERIES TECHNICAL REFERENCE MANUAL LQFP 48L 7x7x1 4mm footprint 2 0mm 9 4...