RM0090 CRC calculation unit
Doc ID 018909 Rev 4 88/1422
4.4.3 Control register (CRC_CR)
Address offset: 0x08
Reset value: 0x0000 0000
4.4.4 CRC register map
The following table provides the CRC register map and reset values.
Bits 7:0 General-purpose 8-bit data register bits
Can be used as a temporary storage location for one byte.
This register is not affected by CRC resets generated by the RESET bit in the CRC_CR
register.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Reserved
1514131211109876543210
Reserved
RESET
w
Bits 31:1 Reserved, must be kept at reset value.
Bit 0 RESET bit
Resets the CRC calculation unit and sets the data register to 0xFFFF FFFF.
This bit can only be set, it is automatically cleared by hardware.
Table 17. CRC calculation unit register map and reset values
Offset Register 31-24 23-16 15-8 7 6 5 4 3 2 1 0
0x00
CRC_DR
Reset value
Data register
0xFFFF FFFF
0x04
CRC_IDR
Reset value
Reserved
Independent data register
0x00
0x08
CRC_CR
Reset value
Reserved
RESET
0
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