TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
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SPRS439I–JUNE 2007–REVISED MARCH 2011
Enhanced features:
•
•
16-level transmit/receive FIFO
Delayed transmit control
The SPI port operation is configured and controlled by the registers listed in Table 4-13 .
Table 4-13. SPI-A Registers
NAME
SPICCR
SPICTL
ADDRESS
0x7040
0x7041
0x7042
0x7044
0x7046
0x7047
0x7048
0x7049
0x704A
0x704B
0x704C
0x704F
SIZE (x16)
DESCRIPTION(1)
SPI-A Configuration Control Register
1
1
1
1
1
1
1
1
1
1
1
1
SPI-A Operation Control Register
SPI-A Status Register
SPISTS
SPIBRR
SPIRXEMU
SPIRXBUF
SPITXBUF
SPIDAT
SPI-A Baud Rate Register
SPI-A Receive Emulation Buffer Register
SPI-A Serial Input Buffer Register
SPI-A Serial Output Buffer Register
SPI-A Serial Data Register
SPIFFTX
SPIFFRX
SPIFFCT
SPIPRI
SPI-A FIFO Transmit Register
SPI-A FIFO Receive Register
SPI-A FIFO Control Register
SPI-A Priority Control Register
(1) Registers in this table are mapped to Peripheral Frame 2. This space only allows 16-bit accesses. 32-bit accesses produce undefined
results.
Copyright © 2007–2011, Texas Instruments Incorporated
Peripherals
97
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