RM0402 Rev 6 81/1163
RM0402 Embedded Flash memory interface
81
3.8.7 Flash interface register map
Refer to Section 2.2 on page 49 for the register boundary addresses.
Table 13. Flash register map and reset values
Offset Register
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0x00
FLASH_ACR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
DCRST
ICRST
DCEN
ICEN
PRFTEN
Res.
Res.
Res.
Res.
LATENCY
Reset value 00000 0 0 0 0
0x04
FLASH_KEYR KEY[31:16] KEY[15:0]
Reset value 000000000000000000000000000000 0 0
0x08
FLASH_
OPTKEYR
OPTKEYR[31:16] OPTKEYR[15:0]
Reset value 000000000000000000000000000000 0 0
0x0C
FLASH_SR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
BSY
Res.
Res.
Res.
Res.
Res.
Res.
Res.
RDERR
PGSERR
PGPERR
PGAERR
WRPERR
Res.
Res.
OPERR
EOP
Reset value 0 00000 0 0
0x10
FLASH_CR
LOCK
Res.
Res.
Res.
Res.
Res.
ERRIE
EOPIE
Res.
Res.
Res.
Res.
Res.
Res.
Res.
STRT
Res.
Res.
Res.
Res.
Res.
Res.
PSIZE[1:0]
Res.
SNB[3:0]
MER
SER
PG
Reset value 1 00 0 00 0000 0 0 0
0x14
FLASH_OPTCR
SPRMOD
Res.
Res.
Res.
nWRP[11:0] RDP[7:0]
nRST_STDB
nRST_STOP
WDG_SW
Res.
BOR_LEV
OPTSTRT
OPTLOCK
Reset value 0 11111111111110101010111 1 1 0 1
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