UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 664

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

662
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 15 CAN CONTROLLER
Check CAN protocol error state
Figure 15-60. Error Handling
Check CAN module state
(read C0INFO register)
(read C0LEC register)
Clear CINTS2 bit
Clear CINTS3 bit
Clear CINTS4 bit
Error interrupt
CINTS3 = 1?
CINTS2 = 1?
CINTS4 = 1?
START
END
Yes
Yes
Yes
No
No
No