h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 507

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

14.6
The DTC can be activated by the reception of a message in HCAN mailbox 0. When the DTC
activation is set and DTC transfer ends, the RXPR0 and RFPR0 flags are automatically cleared.
An interrupt request is not sent to the CPU by a reception interrupt from the HCAN. Figure 14.15
shows a DTC transfer flowchart.
DTC Interface
DTC initialization
DTC register information setting
Message reception in HCAN’s
DTC enable register setting
RXPR and RFPR clearing
End of DTC transfer?
Transfer counter = 0
Interrupt to CPU
DTC activation
Figure 14.15 DTC Transfer Flowchart
or DISEL = 1?
mailbox 0
Yes
End
Yes
No
No
Section 14 Controller Area Network (HCAN)
Rev. 2.00 Dec. 05, 2005 Page 469 of 724
: Settings by user
: Processing by hardware
REJ09B0200-0200