HD6417750RF240V Datasheet, PDF (461/606 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

MCR5 = 1
Bus idle?
No
Initialize TEC and REC
Section 15 Controller Area Network (HCAN)
: Settings by user
: Processing by hardware
Bus operation?
No
Yes
IRR12 = 1
IMR12 = 1?
Yes
No
CPU interrupt
Sleep mode clearing method
MCR7 = 0?
Yes (manual)
No (automatic)
Clear sleep mode?
GSR3 = 1?
Yes
MCR5 = 0
No
Yes
GSR3 = 1?
Yes
MCR5 = 0
No
No
MB should not be accessed
11 recessive bits?
No
Yes
CAN bus communication possible
Figure 15.13 HCAN Sleep Mode Flowchart
Rev. 7.00 Sep. 11, 2009 Page 425 of 566
REJ09B0211-0700