Hitachi SH7709S Hardware Manual page 529

Note: Numbers in parentheses refer to steps in the preceding procedure description.
510
Start
Initialize
Start of reception
ORER = 0 or PER = 0?
Yes
No
RDRF = 1?
Yes
Write receive data from
SCRDR and clear
RDRF flag in SCSSR to 0
No
All data received?
Yes
Clear RE bit in SCSCR to 0
End of reception
Figure 15.7 Reception Flowchart (Example)
(1)
(2)
No
Error handling
(3)
(4)
(5)
(6)