HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 693

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Read TEND flag in SSR
<Start of transmission>
Transition to software
Figure 14.23 Sample Flowchart for Mode Transition during Transmission
standby mode, etc.
standby mode, etc.
Exit from software
operating mode?
<Transmission>
Yes
Yes
Yes
transmitted?
Initialization
TEND = 1?
Change
All data
TE = 0
No
No
No
[1]
[2]
[3]
TE = 1
Section 14 Serial Communication Interface (SCI)
[1] Data being transmitted is interrupted.
[2] If TIE and TEIE are set to 1, clear
[3] Includes module stop mode.
Rev.6.00 Sep. 27, 2007 Page 663 of 1268
After exiting software standby mode,
etc., normal CPU transmission is
possible by setting TE to 1, reading
SSR, writing TDR, and clearing
TDRE to 0, but note that if the DTC
has been activated, the remaining
data in DTCRAM will be transmitted
when TE and TIE are set to 1.
them to 0 in the same way.
REJ09B0220-0600