SH7751 Datasheet, PDF (835/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

17. Smart Card Interface
Start
Initialization
1
Start of transmission
FER/ERS = 0?
2
No
Yes
No
TEND = 1?
Error handling
3
Yes
Write transmit data to SCTDR1,
and clear TDRE flag
4
in SCSSR1 to 0
No
All data transmitted?
Yes
FER/ERS = 0?
Yes
No
TEND = 1?
Yes
Clear TE bit in SCSCR1 to 0
5
No
Error handling
6
End of transmission
Figure 17.8 Sample Transmission Processing Flowchart
Rev.4.00 Oct. 10, 2008 Page 737 of 1122
REJ09B0370-0400