h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 441

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

IRR0 Clearing: The reset interrupt flag (IRR0) is always set after a power-on reset or recovery
from software standby mode. Since an HCAN interrupt is initiated immediately when interrupts
are enabled, IRR0 should be cleared.
Message transmission method initialization
LAFM setting (receive identifier mask setting)
MC[x] setting (receive identifier setting)
MBIMR setting (interrupt mask setting)
IMR setting (interrupt mask setting)
Can bus communication enabled
Initialization of HCAN module
recessive bits received?
MCR0 = 1 (automatic)
GSR3 = 1 (automatic)
IRR0 = 1 (automatic)
Mailbox initialization
Hardware reset
GSR3 = 0 & 11
MBCR setting
GSR3 = 0?
BCR setting
Clear IRR0
MCR0 = 0
Yes
Yes
Figure 15.6 Hardware Reset Flowchart
No
No
Section 15 Controller Area Network (HCAN)
Bit configuration mode
Period in which BCR, MBCR, etc.,
are initialized
Rev. 3.00 Oct 04, 2005 page 401 of 598
: Settings by user
: Processing by hardware
REJ09B0155-0300