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21. Serial Communication Interface with FIFO (SCIF)
Rev.1.00 Jan. 10, 2008 Page 1057 of 1658
REJ09B0261-0100
Bit Bit
Name
Initial
Value R/W
Description
5 TDFE
1 R/W
*
1
Transmit FIFO Data Empty
Indicates that data has been transferred from SCFTDR
to SCTSR, the number of data bytes in SCFTDR has
fallen to or below the transmit trigger data count set by
the TTRG1 and TTRG0 bits in SCFCR, and new
transmit data can be written to SCFTDR.
0: A number of transmit data bytes exceeding the
transmit trigger setting count have been written to
SCFTDR
[Clearing conditions]
•
When transmit data exceeding the transmit trigger
setting count is written to SCFTDR after reading
TDFE = 1, and 0 is written to TDFE
•
When transmit data exceeding the transmit trigger
setting count is written to SCFTDR by the DMAC
1: The number of transmit data bytes in SCFTDR does
not exceed the transmit trigger setting count
[Setting conditions]
•
Power-on reset or manual reset
•
When the number of SCFTDR transmit data bytes
falls to or below the transmit trigger setting count as
the result of a transmit operation
*
3
4 BRK 0 R/W
*
1
Break Detection
Indicates that a receive data break signal has been
detected.
0: A break signal has not been received
[Clearing conditions]
•
Power-on reset or manual reset
•
When 0 is written to BRK after reading BRK = 1
1: A break signal has been received
*
4
[Setting condition]
•
When data with a framing error is received, followed
by the space 0 level (low level) for at least one
frame length
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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Страница 1692: ...SH7785 Hardware Manual ...