NEC V850E/RS1 User Manual page 681

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
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