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Table 8.
Set Up SPI 1 Register Bit Description (
Bit
Name
31:6
Reserved
5
DMA_EN
4:1
PTV
0
EN_CLK
Note:
A write access to this register during a transaction does not affect the register and activates an OCP
SPRU760B
Base Address = 0xFFFB 0C00, Offset = 0x24
Function
A read access returns 0.
Defines the protocol
0: MCU-DSP protocol.
1: DMA protocol.
The prescale time value (2
shift register clock in master mode.
(TSPCLKMX).
The following scale values are supported:
0000: 1
0001: 2
0010: 4
0011: 8
0100: 16
0101: 32
0110: 64
0111: 128
1000: 256
1001: 512
1010: 1024
1011: 2048
Others: 4096
SPI functional clock enable
0: Clock is shut off.
1: Clock is running.
SPI_SET1 is dedicated to the configuration of the serial port interface.
SPI_SET2 is dedicated to the configuration of the serial port interface.
)
SPI_SET1—0x024
PTV
) generates the
Serial Interfaces
SPI Master/Slave
Access
Reset
R
0x0000000
R/W
0
R/W
0000
R/W
0
error.
23
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