Datasheet

Section 15 Serial Communication Interface (SCI, IrDA)
R01UH0309EJ0500 Rev. 5.00 Page 929 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
Initialization
No
Yes
Clear TE bit to 0
Start transmission
Start
No
No
No
Yes
Yes
Yes
Yes
No
End
Write data to TDR,
and clear TDRE flag
in SSR to 0
Error processing
Error processing
TEND = 1?
All data transmitted ?
TEND = 1?
ERS = 0?
ERS = 0?
Figure 15.28 Example of Transmission Processing Flow