2018 Microchip Technology Inc. DS70005340A-page 49
CAN FD Protocol Module
Register 3-52: C1FLTOBJxH: CAN Filter Object Register x High (x = 0 to 31)
U-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
— EXIDE SID11 EID17 EID16 EID15 EID14 EID13
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
EID12 EID11 EID10 EID9 EID8 EID7 EID6 EID5
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15 Unimplemented: Read as ‘0’
bit 14 EXIDE: Extended Identifier Enable bit
If MIDE =
1:
1 = Matches only messages with Extended Identifier addresses
0 = Matches only messages with Standard Identifier addresses
bit 13 SID11: Standard Identifier Filter bit
bit 12-0 EID<17:5>: Extended Identifier Filter bits
In DeviceNet™ mode, these are the filter bits for the first 2 data bytes.
Register 3-53: C1FLTOBJxL: CAN Filter Object Register x Low (x = 0 to 31)
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
EID4 EID3 EID2 EID1 EID0 SID10 SID9 SID8
bit 15 bit 8
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
SID7 SID6 SID5 SID4 SID3 SID2 SID1 SID0
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 15-11 EID<4:0>: Extended Identifier Filter bits
In DeviceNet™ mode, these are the filter bits for the first 2 data bytes.
bit 10-0 SID<10:0>: Standard Identifier Filter bits