h8s-2628 Renesas Electronics Corporation., h8s-2628 Datasheet - Page 390

• Manufacturer Part Number: h8s-2628
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 14 Serial Communication Interface (SCI)
Rev. 3.00 Oct 04, 2005 page 350 of 598
REJ09B0155-0300
Synchronization
clock
Serial data
TDRE
TEND
Figure 14.16 Sample SCI Transmission Operation in Clocked Synchronous Mode
TXI interrupt
request generated
Data written to TDR
and TDRE flag cleared
to 0 in TXI interrupt
service routine
Bit 0
Transfer direction
Bit 1
1 frame
Bit 7
TXI interrupt
request generated
Bit 0
Bit 1
TEI interrupt request
generated
Bit 6
Bit 7