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PM0073 Fiches technique(PDF) 30 Page - STMicroelectronics

No de pièce PM0073
Description  STM32Wxxx Flash memory microcontrollers
PDF  34 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PM0073 Fiches technique(HTML) 30 Page - STMicroelectronics

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Register descriptions
PM0073
30/34
Doc ID 17766 Rev 5
3.8
Write protection register (FLASH_WRPR)
Address offset: 0x20
Reset value: 0xFFFF FFFF
3.9
Flash controller clock enable register (FLASH_CLKER)
Address: 0x4000402C
Reset value: 0x0000 0000
Note:
This register is present in wireless line devices only.
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
WRP[31:16]
rr
rr
rr
r
r
rr
rr
rr
r
r
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
WRP[15:0]
rr
rr
rr
r
r
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r
r
Bits 31:0
WRP: Write protect
This register contains the write-protection option bytes loaded by the OBL.
0: Write protection active
1: Write protection not active
Note: These bits are read-only.
31
30
29
28
27
26
25
24
23
22
21
20
19
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17
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15
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11
10
98765432
10
Reserved
r/w
Bits 31:1 Reserved, must be kept cleared.
Bit 0 EN: Request enabling of FPEC_CLK.
When set, FCLK is set to 12 MHz.



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