NXP Semiconductors /LPC408x_7x /CRC /MODE

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Interpret as MODE

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (CRC_CCITT_POLYNOMIAL)CRC_POLY 0 (NO_BIT_ORDER_REVERSE)BIT_RVS_WR 0 (NO_ONES_COMPLEMENT_)CMPL_WR 0 (NO_BIT_ORDER_REVERSE)BIT_RVS_SUM 0 (NO_ONES_COMPLEMENT_)CMPL_SUM 0Reserved

CRC_POLY=CRC_CCITT_POLYNOMIAL, CMPL_WR=NO_ONES_COMPLEMENT_, CMPL_SUM=NO_ONES_COMPLEMENT_, BIT_RVS_SUM=NO_BIT_ORDER_REVERSE, BIT_RVS_WR=NO_BIT_ORDER_REVERSE

Description

CRC mode register

Fields

CRC_POLY

Select CRC polynomial

0 (CRC_CCITT_POLYNOMIAL): CRC-CCITT polynomial

1 (CRC_16_POLYNOMIAL): CRC-16 polynomial

2 (CRC_32_POLYNOMIAL): CRC-32 polynomial

BIT_RVS_WR

Select bit order for CRC_WR_DATA

0 (NO_BIT_ORDER_REVERSE): No bit order reverse for CRC_WR_DATA (per byte)

1 (BIT_ORDER_REVERSE_FO): Bit order reverse for CRC_WR_DATA (per byte)

CMPL_WR

Select one’s complement for CRC_WR_DATA

0 (NO_ONES_COMPLEMENT_): No one’s complement for CRC_WR_DATA

1 (ONES_COMPLEMENT_FOR): One’s complement for CRC_WR_DATA

BIT_RVS_SUM

Select bit order revers for CRC_SUM

0 (NO_BIT_ORDER_REVERSE): No bit order reverse for CRC_SUM

1 (BIT_ORDER_REVERSE_FO): Bit order reverse for CRC_SUM

CMPL_SUM

Select one’s complement for CRC_SUM

0 (NO_ONES_COMPLEMENT_): No one’s complement for CRC_SUM

1 (ONES_COMPLEMENT_FOR): One’s complement for CRC_SUM

Reserved

Always 0 when read

Links

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