STM8S datasheet(418/467 Pages) STMICROELECTRONICS

418 / 467 page

Controller area network (beCAN)

RM0016

418/467

DocID14587 Rev 14

23.11.16 CAN filter registers

CAN filter mode register 1 (CAN_FMR1)

Address offset: See Table 71.

Reset value: 0x00

654

3210

FMH3

FML3

FMH2

FML2

FMH1

FML1

FMH0

FML0

Bit 7 FMH3 Filter 3 mode high

Mode of the high identifier/mask registers of Filter 3.

0: High registers are in mask mode

1: High registers are in identifier list mode

Bit 6 FML3 Filter 3 mode low

Mode of the low identifier/mask registers of Filter 3.

0: Low registers are in mask mode

1: Low registers are in identifier list mode

Bit 5 FMH2 Filter 2 mode high

Mode of the high identifier/mask registers of Filter 2.

0: High registers are in mask mode

1: High registers are in identifier list mode

Bit 4 FML2 Filter 2 mode low

Mode of the low identifier/mask registers of Filter 2.

0: Low registers are in mask mode

1: Low registers are in identifier list mode

Bit 3 FMH1 Filter 1 mode high

Mode of the high identifier/mask registers of Filter 1.

0: High registers are in mask mode

1: High registers are in identifier list mode

Bits 2 FML1 Filter 1 mode low

Mode of the low identifier/mask registers of filter 1.

0: Low registers are in mask mode

1: Low registers are in identifier list mode

Bit 1 FMH0 Filter 0 mode high

Mode of the high identifier/mask registers of filter 0.

0: High registers are in mask mode

1: High registers are in identifier list mode

Bit 0 FML0 Filter 0 mode low

Mode of the low identifier/mask registers of filter 0.

0: Low registers are in mask mode

1: Low registers are in identifier list mode

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