Datasheet

Section 12 Serial Communication Interface
Rev.7.00 Dec. 24, 2008 Page 422 of 698
REJ09B0074-0700
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 12.19 Sample SCI Transmission Operation in Clocked Synchronous Mode