23. Serial Peripheral Interface (HSPI)
Rev.1.00 Jan. 10, 2008 Page 1163 of 1658
REJ09B0261-0100
Bit Bit
Name
Initial
Value R/W Description
2
RXDE
0
R/W
Receive DMA Enable
0: Receive DMA transfer request disabled
1: Receive DMA transfer request enabled
1
TXDE
0
R/W
Transmit DMA Enable
0: Transmit DMA transfer request disabled
1: Transmit DMA transfer request
enabled
0
MASL
0
R/W
Master/Slave Select Bit
0: HSPI module configured as a slave
1: HSPI module configured as a master
23.3.4
Transmit Buffer Register (SPTBR)
SPTBR is a 32-bit readable/writable register that stores data to be transmitted.
16
17
18
19
20
21
22
23
24
25
26
27
28
29
31
30
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Bit:
Initial value:
R/W:
0
1
2
3
4
5
6
7
8
9
10
11
12
13
15
14
0
0
0
0
0
0
0
0
TD
—
—
—
—
—
—
—
—
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R
R
Bit:
Initial value:
R/W:
Bit Bit
Name
Initial
Value R/W Description
31 to 8
⎯
All
0
R
Reserved
These bits are always read as an undefined value. The
write value should always be 0.
7 to 0
TD
All 0
R/W
Transmit Data
Data written to this register is transferred to the shift
register for transmission.
When reading these bits, the data stored in the transmit
buffer is always read.
Содержание SH7781
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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 ...