Datasheet

Section 13 Serial Communication Interface (SCI)
Rev. 2.00 Sep. 28, 2009 Page 368 of 870
REJ09B0429-0200
Transfer direction
Bit 0
Serial data
Synchronization
clock
1 frame
TDRE
TEND
Data written to TDR
and TDRE flag cleared
to 0 in TXI interrupt
service routine
TXI interrupt
request generated
Bit 1 Bit 7 Bit 0 Bit 1 Bit 6 Bit 7
TXI interrupt
request generated
TEI interrupt request
generated
Figure 13.16 Sample SCI Transmission Operation in Clock Synchronous Mode