H83028 Datasheet, PDF (559/923 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Start
Initialization
Start transmitting
No
FER/ERS = 0?
Yes
No
TEND = 1?
Yes
Write transmit data in TDR,
and clear TDRE flag
to 0 in SSR
Error handling
No
All data transmitted?
Yes
No
FER/ERS = 0?
Yes
No
TEND = 1?
Yes
Clear TE bit to 0
Error handling
End
Figure 14.5 Sample Transmission Processing Flowchart
Rev. 2.00, 09/03, page 529 of 890