SH7014 Datasheet, PDF (392/754 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

12. Serial Communication Interface (SCI)
Initialization
1
Start reception
Read the ORER bit of SSR
Yes
ORER = 1?
No
Read RDRF bit of SSR
3
No
RDRF = 1?
Yes
Read receive data from RDR
and clear RDRF bit of SSR to 0 ⁴
2
Error processing
No
All data received?
Yes
Clear RE bit of SCR to 0
End reception
Figure 12.18 Sample Flowchart for Serial Receiving (1)
Rev.5.00 Sep. 27, 2007 Page 358 of 716
REJ09B0398-0500