SH7032 Datasheet, PDF (429/687 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 13 Serial Communication Interface (SCI)
Initialization
(1)
Start receiving
Read ORER bit in SSR
ORER = 1?
No
Yes
(2)
Error handling
Read RDRF bit in SSR
(3)
No
RDRF = 1?
Yes
Read receive data in RDR ₍₄₎
and clear RDRF bit in SSR to 0
No
Total count received?
Yes
Clear RE bit in SCR to 0
Reception ends
Figure 13.18 Sample Flowchart for Serial Receiving
Rev. 7.00 Jan 31, 2006 page 403 of 658
REJ09B0272-0700