DocID024597 Rev 3 1487/1693
RM0351 Controller area network (bxCAN)
1494
42.9.4 CAN filter registers
CAN filter master register (CAN_FMR)
Address offset: 0x200
Reset value: 0x2A1C 0E01
All bits of this register are set and cleared by software.
Bits 23:16 DATA6[7:0]: Data Byte 6
Data byte 2 of the message.
Bits 15:8 DATA5[7:0]
: Data Byte 5
Data byte 1 of the message.
Bits 7:0 DATA4[7:0]
: Data Byte 4
Data byte 0 of the message.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
1514131211109876543210
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. FINIT
rw
Bits 31:1 Reserved, must be kept at reset value.
Bit 0 FINIT
: Filter initialization mode
Initialization mode for filter banks
0: Active filters mode.
1: Initialization mode for the filters.
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