HD6437020 Datasheet, PDF (387/507 Pages) Hitachi Semiconductor – SuperH™ RISC engine

Start of error handling
No
ORER = 1?
Yes
Overrun error handling
No
FER = 1?
Yes
Break?
Yes
No
Framing error handling
Clear RE bit to 0 in SCR
No
PER = 1?
Yes
Parity error handling
Clear ORER, PER, and FER to 0 in SSR
End
Note: Circled numbers refer to the preceding procedure.
Figure 13.7 Sample Flowchart for Receiving Serial Data (cont)
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