RISR 

         Raw Interrupt Status Register
Module Instance Base Address Register Address
i_spis_0_ssi_address_block 0xFFDA2000 0xFFDA2034
i_spis_1_ssi_address_block 0xFFDA3000 0xFFDA3034

Size: 32

Offset: 0x34

Access: RO

Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16

RSVD_RISR

RO 0x0

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

RSVD_RISR

RO 0x0

RSVD_MSTIR

RO 0x0

RXFIR

RO 0x0

RXOIR

RO 0x0

RXUIR

RO 0x0

TXOIR

RO 0x0

TXEIR

RO 0x0

RISR Fields

Bit Name Description Access Reset
31:6 RSVD_RISR 
Reserved bits - Read Only
 RO 0x0
5 RSVD_MSTIR 
Reserved field- read-only
 RO 0x0
4 RXFIR 
Receive FIFO Full Raw Interrupt Status
0 = ssi_rxf_intr interrupt is not active prior to masking
1 = ssi_rxf_intr interrupt is active prior to masking
Value Description
0x0 Raw RX FIFO Full Interrupt nonactive
0x1 Raw RX FIFO Full Interrupt is active
RO 0x0
3 RXOIR 
Receive FIFO Overflow Raw Interrupt Status
0 = ssi_rxo_intr interrupt is not active prior to masking
1 = ssi_rxo_intr interrupt is active prior masking
Value Description
0x0 Raw RX FIFO Overflow Interrupt nonactive
0x1 Raw RX FIFO Overflow Interrupt is active
RO 0x0
2 RXUIR 
Receive FIFO Underflow Raw Interrupt Status
0 = ssi_rxu_intr interrupt is not active prior to masking
1 = ssi_rxu_intr interrupt is active prior to masking
Value Description
0x0 Raw RX FIFO Underflow Interrupt nonactive
0x1 Raw RX FIFO underflow Interrupt is active
RO 0x0
1 TXOIR 
Transmit FIFO Overflow Raw Interrupt Status
0 = ssi_txo_intr interrupt is not active prior to masking
1 = ssi_txo_intr interrupt is active prior masking
Value Description
0x0 Raw TX FIFO Overflow Interrupt nonactive
0x1 Raw TX FIFO Overflow Interrupt is active
RO 0x0
0 TXEIR 
Transmit FIFO Empty Raw Interrupt Status
0 = ssi_txe_intr interrupt is not active prior to masking
1 = ssi_txe_intr interrupt is active prior masking
Value Description
0x0 Raw TX FIFO Empty Interrupt nonactive
0x1 Raw TX FIFO Empty Interrupt is active
RO 0x0