SH7047 Datasheet, PDF (514/764 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTMRISC engine Family/SH7000 Series

MCR5 = 1
Bus idle?
No
Yes
Retain TEC and REC
: Settings by user
: Processing by hardware
CAN bus operation?
No
Yes
IRR12 = 1
IMR12 = 1?
Yes
No
CPU interrupt (OVR1)
Sleep mode clearing method
MCR7 = 1?
No (manual)
Yes (automatic)
MCR5 = 0
Clear sleep mode?
No
Yes
MCR5 = 0
11 recessive bits
No
received?
Yes
CAN bus communication possible
Figure 15.13 HCAN2 Sleep Mode Flowchart
Rev. 2.00, 09/04, page 474 of 720