SH7280 Datasheet, PDF (1103/1726 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine family

Section 22 Controller Area Network (RCAN-ET) (SH7286 Only)
Method by Halt Mode
RCAN-ET is in Tx_Rx Mode
Set MCR[1] (Halt Mode)
Is RCAN-ET
Transmitter, Receiver
or Bus Off?
No
Finish
current
session
Yes
Generate interrupt (IRR0)
Read IRR0 & GSR4 as '1'
RCAN-ET is in Halt Mode
Change ID or MBC of Mailbox
Clear MCR1
RCAN-ET is in Tx_Rx Mode
The shadowed boxes need to be
done by S/W (host processor)
Figure 22.13 Change ID of Receive Box or Change Receive Box to Transmit Box
Rev. 1.00 Jun. 26, 2008 Page 1073 of 1692
REJ09B0393-0100