Registers


Instance	Domain	Base address	TrustZone			Split access	Description
Instance	Domain	Base address	Map	Att	DMA	Split access	Description
SPIS0 : S SPIS0 : NS	APPLICATION	0x50008000 0x40008000	US	S	SA	No	SPI slave 0
SPIS1 : S SPIS1 : NS	APPLICATION	0x50009000 0x40009000	US	S	SA	No	SPI slave 1
SPIS2 : S SPIS2 : NS	APPLICATION	0x5000B000 0x4000B000	US	S	SA	No	SPI slave 2
SPIS3 : S SPIS3 : NS	APPLICATION	0x5000C000 0x4000C000	US	S	SA	No	SPI slave 3
SPIS0	NETWORK	0x41013000	HF	NS	NA	No	SPI slave 0


Register	Offset	Description
TASKS_ACQUIRE	0x024	Acquire SPI semaphore
TASKS_RELEASE	0x028	Release SPI semaphore, enabling the SPI slave to acquire it
SUBSCRIBE_ACQUIRE	0x0A4	Subscribe configuration for task ACQUIRE
SUBSCRIBE_RELEASE	0x0A8	Subscribe configuration for task RELEASE
EVENTS_END	0x104	Granted transaction completed
EVENTS_ENDRX	0x110	End of RXD buffer reached
EVENTS_ACQUIRED	0x128	Semaphore acquired
PUBLISH_END	0x184	Publish configuration for event END
PUBLISH_ENDRX	0x190	Publish configuration for event ENDRX
PUBLISH_ACQUIRED	0x1A8	Publish configuration for event ACQUIRED
SHORTS	0x200	Shortcuts between local events and tasks
INTENSET	0x304	Enable interrupt
INTENCLR	0x308	Disable interrupt
SEMSTAT	0x400	Semaphore status register
STATUS	0x440	Status from last transaction
ENABLE	0x500	Enable SPI slave
PSEL.SCK	0x508	Pin select for SCK
PSEL.MISO	0x50C	Pin select for MISO signal
PSEL.MOSI	0x510	Pin select for MOSI signal
PSEL.CSN	0x514	Pin select for CSN signal
RXD.PTR	0x534	RXD data pointer
RXD.MAXCNT	0x538	Maximum number of bytes in receive buffer
RXD.AMOUNT	0x53C	Number of bytes received in last granted transaction
RXD.LIST	0x540	EasyDMA list type
TXD.PTR	0x544	TXD data pointer
TXD.MAXCNT	0x548	Maximum number of bytes in transmit buffer
TXD.AMOUNT	0x54C	Number of bytes transmitted in last granted transaction
TXD.LIST	0x550	EasyDMA list type
CONFIG	0x554	Configuration register
DEF	0x55C	Default character. Character clocked out in case of an ignored transaction.
ORC	0x5C0	Over-read character