HD6432621 Hitachi, HD6432621 Datasheet - Page 527

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Read receive data in RDR
Figure 13-26 Sample Flowchart for Mode Transition during Reception
Read RDRF flag in SSR
Transition to software
<Start of reception>
standby mode, etc.
standby mode, etc.
Exit from software
operating mode?
Yes
Yes
<Reception>
Initialization
RDRF = 1
Change
RE = 0
No
No
RE = 1
[1]
[2]
[1] Receive data being received
[2] Includes module stop mode,
becomes invalid.
watch mode, subactive mode,
and subsleep mode.
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