10. Serial Communication Interface
Rev.3.00 Jul. 19, 2007 page 261 of 532
REJ09B0397-0300
•
There are six interrupt sources: transmit end, transmit data empty, receive data full, overrun
error, framing error, and parity error.
Block Diagram
Figure 10.3 shows a block diagram of SCI3.
SCK
TXD
RXD
3
TSR
RSR
RDR
TDR
SSR
SCR3
SMR
BRR
BRC
External
clock
Baud rate
generator
Internal clock
(
φ
/64,
φ
/16,
φ
/4,
φ
)
Clock
Transmit/receive
control
Inter
nal data b
us
Interrupt
requests
(TEI, TXI,
RXI, ERI)
Legend:
RSR:
RDR:
TSR:
TDR:
SMR:
SCR3:
SSR:
BRR:
BRC:
Receive shift register
Receive data register
Transmit shift register
Transmit data register
Serial mode register
Serial control register 3
Serial status register
Bit rate register
Bit rate counter
Figure 10.3 SCI3 Block Diagram
Содержание F-ZTAT H8 Series
Страница 6: ...Rev 3 00 Jul 19 2007 page iv of xxiv REJ09B0397 0300...
Страница 194: ...7 RAM Rev 3 00 Jul 19 2007 page 168 of 532 REJ09B0397 0300...
Страница 234: ...8 I O Ports Rev 3 00 Jul 19 2007 page 208 of 532 REJ09B0397 0300...
Страница 274: ...9 Timers Rev 3 00 Jul 19 2007 page 248 of 532 REJ09B0397 0300...
Страница 352: ...12 A D Converter Rev 3 00 Jul 19 2007 page 326 of 532 REJ09B0397 0300...
Страница 466: ...16 Electrical Characteristics H8 3854 Group Rev 3 00 Jul 19 2007 page 440 of 532 REJ09B0397 0300...
Страница 561: ......