H8S2639 Datasheet, PDF (663/1547 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 16 Controller Area Network (HCAN)
16.1.2 Block Diagram
Figure 16-1 shows a block diagram of the HCAN.
HCAN0
MBI
Message buffer
Mailboxes
Message control
Message data
MC0 to MC15, MD0 to MD15
LAFM
MPI
Microprocessor interface
CPU interface
Control register
Status register
(CDLC)
CAN
Data Link Controller
Bosch CAN 2.0B active
Tx buffer
Rx buffer
HTxD0
HRxD0
HCAN1
MBI
Message buffer
Mailboxes
Message control
Message data
MC0 to MC15, MD0 to MD15
LAFM
MPI
Microprocessor interface
CPU interface
Control register
Status register
(CDLC)
CAN
Data Link Controller
Bosch CAN 2.0B active
Tx buffer
Rx buffer
HTxD1
HRxD1
Figure 16-1 HCAN Block Diagram
Rev. 6.00 Feb 22, 2005 page 603 of 1484
REJ09B0103-0600