upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 681

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

Chapter 16 FCAN Controller
Figure 16-79: Error Handling
START
Error interrupt
No
CINTS2 = 1?
Yes
Check CAN module state.
(read CnINFO register)
Clear CINTS2 bit.
Clear CINTS2 bit = 1
No
CINTS3 = 1?
No
CINTS4 = 1?
Yes
Check CAN protocol error state.
Yes
(Read CnLEC register)
Clear CINTS4 bit.
Clear CINTS4 bit = 1
Clear CINTS3 bit.
Clear CINTS3 bit = 1
END
User’s Manual U16702EE3V2UD00
681