21. Serial Communication Interface with FIFO (SCIF)
Rev.1.00 Jan. 10, 2008 Page 1035 of 1658
REJ09B0261-0100
Figure 21.1 shows a block diagram of the SCIF. Figures 21.2 to 21.6 show block diagrams of the
I/O ports in the SCIF. There are six channels in this LSI. In figures 21.2 to 21.6, the channel
number is omitted.
SCFRDRn (128 sta
g
es)
SCRSRn
SCIFn_RXD
SCIFn_TXD
SCIFn_SCK
SCIF0_CTS
SCIF0_RTS
SCFTDRn (128 sta
g
es)
SCTSRn
SCTFDRn
SCRFDRn
SCFCRn
SCFSRn
SCSCRn
SCSPTRn
SCRERn
SCLSRn
SCSMRn
SCBRRn
Pck
Pck/4
Pck/16
Pck/64
SCIF
Parity
g
eneration
Parity check
Module data bus
Transmission/
reception control
Clock
Baud rate
g
enerator
Peripheral bus
External clock
Bus interface
(64 sta
g
es)
(64 sta
g
es)
Le
g
end:
SCRSRn:
Receive shift re
g
ister
SCFRDRn:
Receive FIFO data re
g
ister
SCTSRn:
Transmit shift re
g
ister
SCFTDRn:
Transmit FIFO data re
g
ister
SCSMRn:
Serial mode re
g
ister
SCSCRn:
Serial control re
g
ister
SCFSRn:
Serial status re
g
ister
SCBRRn:
Bit rate re
g
ister
SCSPTRn:
Serial port re
g
ister
SCFCRn:
FIFO control re
g
ister
SCTFDRn: Transmit FIFO data count re
g
ister
SCRFDRn: Receive FIFO data count re
g
ister
SCLSRn:
Line status re
g
ister
SCRERn:
Serial error re
g
ister
Note: n = 0 to 5
Channels 1 to 5 do not have
SCIF1_CTS
to
SCIF5_CTS
and
SCIF1_RTS
to
SCIF5_RTS
.
TXIn
RXIn
ERIn
BRIn
Figure 21.1 Block Diagram of SCIF
Figures 21.2 to 21.6 show block diagrams of the I/O ports in SCIF.
Содержание SH7781
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Страница 74: ...2 Programming Model Rev 1 00 Jan 10 2008 Page 44 of 1658 REJ09B0261 0100 ...
Страница 272: ...8 Caches Rev 1 00 Jan 10 2008 Page 242 of 1658 REJ09B0261 0100 ...
Страница 376: ...10 Interrupt Controller INTC Rev 1 00 Jan 10 2008 Page 346 of 1658 REJ09B0261 0100 ...
Страница 694: ...13 PCI Controller PCIC Rev 1 00 Jan 10 2008 Page 664 of 1658 REJ09B0261 0100 ...
Страница 762: ...14 Direct Memory Access Controller DMAC Rev 1 00 Jan 10 2008 Page 732 of 1658 REJ09B0261 0100 ...
Страница 788: ...15 Clock Pulse Generator CPG Rev 1 00 Jan 10 2008 Page 758 of 1658 REJ09B0261 0100 ...
Страница 828: ...17 Power Down Mode Rev 1 00 Jan 10 2008 Page 798 of 1658 REJ09B0261 0100 ...
Страница 846: ...18 Timer Unit TMU Rev 1 00 Jan 10 2008 Page 816 of 1658 REJ09B0261 0100 ...
Страница 1292: ...24 Multimedia Card Interface MMCIF Rev 1 00 Jan 10 2008 Page 1262 of 1658 REJ09B0261 0100 ...
Страница 1326: ...25 Audio Codec Interface HAC Rev 1 00 Jan 10 2008 Page 1296 of 1658 REJ09B0261 0100 ...
Страница 1482: ...28 General Purpose I O Ports GPIO Rev 1 00 Jan 10 2008 Page 1452 of 1658 REJ09B0261 0100 ...
Страница 1538: ...30 User Debugging Interface H UDI Rev 1 00 Jan 10 2008 Page 1508 of 1658 REJ09B0261 0100 ...
Страница 1688: ...Appendix Rev 1 00 Jan 10 2008 Page 1658 of 1658 REJ09B0261 0100 ...
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