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<Transmission>
All data
transmitted?
Yes
Read TEND flag in SSR1
TEND = 1
Yes
TE= 0
Transition to standby
mode, etc.
Exit from standby
mode, etc.
Change
operating mode?
Yes
Initialization
<Start of transmission>
Figure 22.24 Sample Flowchart for Mode Transition during Transmission
No
[1]
[1] Data being transmitted is interrupted.
[2] If TIE and TEIE are set to 1, clear
No
[3] Includes module stop mode, watch
[2]
[3]
No
TE= 1
After exiting software standby
mode, etc., normal CPU transmis-
sion is possible by setting TE to 1,
reading SSR1, writing TDR1, and
clearing TDRE to 0.
them to 0 in the same way.
mode, subactive mode, and sub-
sleep mode.
Rev. 1.0, 02/00, page 455 of 1141
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