PIC18LC658-I/CL View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC18LC658-I/CL Datasheet PDF : 366 Pages
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PIC18CXX8
17.2.4 MESSAGE ACCEPTANCE FILTERS
This subsection describes the Message Acceptance
filters.
REGISTER 17-21: RXFnSIDH – RECEIVE ACCEPTANCE FILTER n STANDARD IDENTIFIER FILTER
HIGH BYTE
R/W-x
R/W-x
R/W-x
R/W-x R/W-x R/W-x R/W-x R/W-x
SID10
SID9
SID8
SID7
SID6
SID5
SID4
SID3
bit 7
bit 0
bit 7-0
SID10:SID3: Standard Identifier Filter bits, if EXIDEN = 0.
Extended Identifier Filter bits EID28:EID21, if EXIDEN = 1,
Legend:
R = Readable bit
- n = Value at POR
W = Writable bit
’1’ = Bit is set
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared x = Bit is unknown
REGISTER 17-22: RXFnSIDL – RECEIVE ACCEPTANCE FILTER n STANDARD IDENTIFIER FILTER
LOW BYTE
R/W-x
R/W-x
R/W-x
U-0
R/W-x
U-0
R/W-x R/W-x
SID2
SID1
SID0
—
EXIDEN —
EID17 EID16
bit 7
bit 0
bit 7-5
bit 4
bit 3
bit 2
bit 1-0
SID2:SID0: Standard Identifier Filter bits, if EXIDEN = 0.
Extended Identifier Filter bits EID20:EID18, if EXIDEN = 0.
Unimplemented: Read as ’0’
EXIDEN: Extended Identifier Filter Enable bit
1 = Filter will only accept Extended ID messages
0 = Filter will only accept Standard ID messages
Unimplemented: Read as ’0’
EID17:EID16: Extended Identifier Filter bits
Legend:
R = Readable bit
- n = Value at POR
W = Writable bit
’1’ = Bit is set
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared x = Bit is unknown
REGISTER 17-23: RXFnEIDH – RECEIVE ACCEPTANCE FILTER n EXTENDED IDENTIFIER HIGH
BYTE
R/W-x
R/W-x
R/W-x
R/W-x
R/W-x R/W-x R/W-x R/W-x
EID15
EID14
EID13
EID12
EID11 EID10 EID9
EID8
bit 7
bit 0
bit 7-0
EID15:EID8: Extended Identifier Filter bits
Legend:
R = Readable bit
- n = Value at POR
W = Writable bit
’1’ = Bit is set
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared x = Bit is unknown
2000 Microchip Technology Inc.
Advanced Information
DS30475A-page 199
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