SPIMASTER1

Register Listing for SPIMASTER1

Register	Address
SPIMASTER1_CONTROL	0xf000b000
SPIMASTER1_STATUS	0xf000b004
SPIMASTER1_MOSI	0xf000b008
SPIMASTER1_MISO	0xf000b00c
SPIMASTER1_CS	0xf000b010
SPIMASTER1_LOOPBACK	0xf000b014
SPIMASTER1_CLK_DIVIDER	0xf000b018

SPIMASTER1_CONTROL

Address: 0xf000b000 + 0x0 = 0xf000b000

SPI Control.

Field	Name	Description
[0]	START	SPI Xfer Start (Write 1 to start Xfer).
[15:8]	LENGTH	SPI Xfer Length (in bits).

SPIMASTER1_STATUS

Address: 0xf000b000 + 0x4 = 0xf000b004

SPI Status.

Field	Name	Description
[0]	DONE	SPI Xfer Done (when read as 1).
[1]	MODE	SPI mode Value Description 0b0 Raw : MOSI transfers aligned on core’s data-width. 0b1 Aligned: MOSI transfers aligned on transfers’ length.

SPIMASTER1_MOSI

Address: 0xf000b000 + 0x8 = 0xf000b008

SPI MOSI data (MSB-first serialization).

SPIMASTER1_MISO

Address: 0xf000b000 + 0xc = 0xf000b00c

SPI MISO data (MSB-first de-serialization).

SPIMASTER1_CS

Address: 0xf000b000 + 0x10 = 0xf000b010

SPI CS Chip-Select and Mode.

Field	Name	Description
[0]	SEL	Value Description 0b0..001 Chip 0 selected for SPI Xfer. 0b1..000 Chip N selected for SPI Xfer.
[16]	MODE	Value Description 0b0 Normal operation (CS handled by Core). 0b1 Manual operation (CS handled by User, direct recopy of sel), useful for Bulk transfers.

SPIMASTER1_LOOPBACK

Address: 0xf000b000 + 0x14 = 0xf000b014

SPI Loopback Mode.

Field	Name	Description
[0]	MODE	Value Description 0b0 Normal operation. 0b1 Loopback operation (MOSI to MISO).

SPIMASTER1_CLK_DIVIDER

Address: 0xf000b000 + 0x18 = 0xf000b018

SPI Clk Divider.