CONTROLLER AREA NETWORK (bxCAN)
CONTROLLER AREA NETWORK (Cont’d)
Figure 149. Filter Bank Scale Configuration - Register Organisation
1
Filter Bank Scale Configuration
Filter Bank Scale Config. Bits
One 32-Bit Filter
FSCx = 3
CFxR2
Identifier
Mask/Ident.
CFxR0
CFxR4
CFxR1
CFxR5
CFxR3
CFxR7
CFxR6
STID10:3
STID2:0 RTR IDE EXID17:15
EXID14:7
EXID6:0
Bit Mapping
Two 16-Bit Filters
Identifier
Mask/Ident.
CFxR0
CFxR2
CFxR1
CFxR3
FSCx = 2
Identifier
Mask/Ident.
CFxR4
CFxR6
CFxR5
CFxR7
Bit Mapping
STID10:3
STID2:0 RTR IDE EXID17:15
One 16-Bit / Two 8-Bit Filters
Identifier
Mask/Ident.
CFxR0
CFxR2
CFxR1
CFxR3
Identifier
Mask/Ident.
CFxR4
CFxR5
FSCx = 1
Identifier
Mask/Ident.
CFxR6
CFxR7
Four 8-Bit Filters
Identifier
Mask/Ident.
CFxR0
CFxR1
Identifier
Mask/Ident.
CFxR2
CFxR3
FSCx = 0
Identifier
Mask/Ident.
CFxR4
CFxR5
Identifier
Mask/Ident.
CFxR6
CFxR7
x = filter bank number
1
These bits are located in the CFCR register
Bit Mapping
STID10:3
333/426
9
STMICROELECTRONICS [ ST ]
