SH7052 Datasheet, PDF (499/919 Pages) Renesas Technology Corp – SuperHTM RISC engine

Initialization
1
Start of reception
Read ORER, PER, and
FER bits in SSR
PER, FER,
ORER = 1?
No
Yes
2
Error handling
Read RDRF bit in SSR
3
No
RDRF = 1?
Yes
Read receive data in RDR and
clear RDRF bit in SSR to 0
4
No
All data received?
Yes
Clear RE bit in SCR to 0
End of reception
Figure 14.7 Sample Flowchart for Receiving Serial Data (1)
473