SH7727 Datasheet, PDF (632/1109 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7700 Series

Section 18 Smart Card Interface
Start
Initialize
(1)
Start reception
ORER = 0 or PER = 0?
Yes
(2)
No
No
RDRF = 1?
(3)
Yes
Write receive data from
SCRDR and clear
(4)
RDRF flag in SCSSR to 0
No
All data received?
(5)
Yes
Clear RE bit in SCSCR to 0 (6)
Error processing
End reception
Note: Numbers refer to the preceding procedure.
Figure 18.7 Reception Flowchart (Example)
Rev. 5.00 Dec 12, 2005 page 560 of 1034
REJ09B0254-0500