Cyclic redundancy check calculation unit (CRC) RM0091
66/742 Doc ID 018940 Rev 1
5.4.4 Initial CRC value (CRC_INIT)
Address offset: 0x10
Reset value: 0xFFFF FFFF
5.4.5 CRC register map
Refer to Section 2.2.2 on page 37 for the register boundary addresses.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
CRC_INIT[31:16]
rw
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
CRC_INI[15:0]
rw
Bits 31:0 CRC_INIT: Programmable initial CRC value
This register is used to write the CRC initial value.
Table 12. CRC 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
CRC_DR Data register
Reset value 11111111111111111111111111111111
0x04
CRC_IDR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Independent data register
Reset value 00000000
0x08
CRC_CR
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
Res.
REV_OUT
REV_IN
Res.
Res.
Res.
Res.
RESET
Reset value 000 0
0x10
CRC_INIT CRC initial value
Reset value 11111111111111111111111111111111
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