Microchip Technology MA330028 Data Sheet
dsPIC33EPXXXGP50X, dsPIC33EPXXXMC20X/50X AND PIC24EPXXXGP/MC20X
DS70000657H-page 300
2011-2013 Microchip Technology Inc.
REGISTER 21-11: CxFEN1: ECANx ACCEPTANCE FILTER ENABLE REGISTER 1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
FLTEN15
FLTEN14
FLTEN13
FLTEN12
FLTEN11
FLTEN10
FLTEN9
FLTEN8
bit 15
bit 8
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
FLTEN7
FLTEN6
FLTEN5
FLTEN4
FLTEN3
FLTEN2
FLTEN1
FLTEN0
bit 7
bit 0
Legend:
R = Readable bit
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 15-0
FLTEN<15:0>:
Enable Filter n to Accept Messages bits
1
= Enables Filter n
0
= Disables Filter n
REGISTER 21-12: CxBUFPNT1: ECANx FILTER 0-3 BUFFER POINTER REGISTER 1
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
F3BP<3:0>
F2BP<3:0>
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
F1BP<3:0>
F0BP<3:0>
bit 7
bit 0
Legend:
R = Readable bit
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 15-12
F3BP<3:0>:
RX Buffer Mask for Filter 3 bits
1111
= Filter hits received in RX FIFO buffer
1110
= Filter hits received in RX Buffer 14
•
•
•
0001
•
•
0001
= Filter hits received in RX Buffer 1
0000
= Filter hits received in RX Buffer 0
bit 11-8
F2BP<3:0>:
RX Buffer Mask for Filter 2 bits (same values as bits<15:12>)
bit 7-4
F1BP<3:0>:
RX Buffer Mask for Filter 1 bits (same values as bits<15:12>)
bit 3-0
F0BP<3:0>:
RX Buffer Mask for Filter 0 bits (same values as bits<15:12>)