h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 348

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

Rev. 2.00, 03/04, page 316 of 534
Read TEND flag in SSR
<Start of transmission>
Transition to software
Figure 11.9 Sample Flowchart for Mode Transition during Transmission
Exit from software
operating mode?
<Transmission>
standby mode
standby mode
Yes
Yes
Yes
transmitted?
Initialization
TEND = 1
Change
All data
TE = 0
No
No
No
[1]
[2]
[3]
TE = 1
[1] Data being transmitted is interrupted.
[2] If TIE and TEIE are set to 1, clear
[3] Includes module stop mode.
After exiting software standby mode,
normal CPU transmission is possible
by setting TE to 1, reading SSR, writ-
ing TDR, and clearing TDRE to 0.
them to 0 in the same way.