HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 838

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 15 Serial Communication Interface (SCI, IrDA)
Rev.7.00 Mar. 18, 2009 page 770 of 1136
REJ09B0109-0700
Read receive data in RDR
Read RDRF flag in SSR
Transition to software
<Start of reception>
Exit from software
operating mode?
standby mode
standby mode
Yes
Yes
<Reception>
Initialization
Figure 15.39 Sample Flowchart for Mode Transition during Reception
RDRF = 1
Change
RE = 0
No
No
[1]
[2]
RE = 1
[1] Receive data being received
[2] Includes module stop mode.
becomes invalid.