ST STM32WL55JC Reference Manual page 530

Cyclic redundancy check calculation unit (CRC)
17.4.6 CRC register map
Register
Offset
name
CRC_DR
0x00
Reset value
CRC_IDR
0x04
Reset value
CRC_CR
0x08
Reset value
CRC_INIT
0x10
Reset value
CRC_POL
0x14
Reset value
Refer to
530/1454
Table 99. CRC register map and reset values
1 1 1 1 1 1 1 1 1
0 0 0 0 0 0 0 0 0
1 1 1 1 1 1 1 1 1
0 0 0 0 0 1 0 0 1
Section 2.6 on page 70
DR[31:0]
1 1 1 1 1 1 1 1 1
IDR[31:0]
0 0 0 0 0 0 0 0 0
CRC_INIT[31:0]
1 1 1 1 1 1 1 1 1
POL[31:0]
1 0 0 0 0 0 1 0 0
for the register boundary addresses.
RM0453 Rev 2
1 1 1 1 1 1 1 1 1
0 0 0 0 0 0 0 0 0
0 0 0
1 1 1 1 1 1 1 1 1
0 1 1 1 0 1 1 0 1
RM0453
1 1 1 1 1
0 0 0 0 0
0 0 0
1 1 1 1 1
1 0 1 1 1