H8S-2626 Datasheet, PDF (576/1069 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer

Section 15 Controller Area Network (HCAN)
LAFMH Bits 7 to 0 and 15 to 13—11-Bit Identifier Filter (LAFMH7 to LAFMH5,
LAFMH15 to LAFMH8): Filter mask bits for the first 11 bits of the receive message identifier
(for both standard and extended identifiers).
Bit x
LAFMHx
0
1
Description
Stored in MC0, MD0 (receive-only mailbox) depending on bit match between MC0
message identifier and receive message identifier
(Initial value)
Stored in MC0, MD0 (receive-only mailbox) regardless of bit match between MC0
message identifier and receive message identifier
LAFMH Bits 12 to 10—Reserved: These bits always read 0. The write value should always be 0.
LAFMH Bits 9 and 8, LAFML Bits 15 to 0—18-Bit Identifier Filter (LAFMH1, LAFMH0,
LAFML7 to LAFML0, LAFML15 to LAFML8): Filter mask bits for the 18 bits of the receive
message identifier (extended).
Bit x
LAFMHx
LAFMLx
0
1
Description
Stored in MC0 (receive-only mailbox) depending on bit match between MC0 message
identifier and receive message identifier
(Initial value)
Stored in MC0 (receive-only mailbox) regardless of bit match between MC0 message
identifier and receive message identifier
Rev. 5.00 Jan 10, 2006 page 552 of 1042
REJ09B0275-0500