Hitachi SH7032 - Page 417

382
Start receiving
Initialization
Read the ORER, PER, and
FER bits in SSR
Total count received?
Reception ends
(1)
No
Yes
PER, FER, ORER = 1?
RDRF = 1?
Yes
Yes
Clear the RE bit in SCR to 0
No
No
Read the RDRF bit in SSR
Error handling
(3)
(2)
Read the RDR's receive data and
clear the RDRF bit in SSR to 0
(4)
Figure 13.7 Sample Flowchart for Receiving Serial Data