h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 598

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 15 Controller Area Network (HCAN)
Rev. 5.00 Sep 22, 2005 page 572 of 1136
REJ09B0257-0500
Notes: 1. When IRR0 is set to 1 (automatically) due to a hardware reset
LAFM setting (receive identifier mask setting)
Message transmission method initialization
MC[x] setting (receive identifier setting)
MBIMR setting (interrupt mask setting)
IMR setting (interrupt mask setting)
CAN bus communication enabled
2. In a reset and in hardware standby mode, the module stop bit is initialized to 1 and
Initialization of HCAN module
Mailbox (RAM) initialization
recessive bits received?
IRR0 = 1 (automatic)
initiated reset processing" interrupt is generated.
the HCAN enters the module stop state.
MCR0 = 1 (automatic)
GSR3 = 1 (automatic)
Hardware reset
GSR3 = 0 & 11
MBCR setting
BCR setting
Clear IRR0
GSR3 = 0?
MCR0 = 0
Yes
Yes
Figure 15.4 Hardware Reset Flowchart
*
1
No
No
Bit configuration mode
Period in which BCR, MBCR, etc.,
are initialized
: Settings by user
: Processing by hardware
*
2
, a "hardware reset