NXP Semiconductors K22F series, Reference Manual, Page: 1354 / 1407

I2Sx_RCSR field descriptions (continued)
Field Description
Indicates that an enabled receive FIFO is full.
0 No enabled receive FIFO is full.
1 Enabled receive FIFO is full.
16
FRF
FIFO Request Flag
Indicates that the number of words in an enabled receive channel FIFO is greater than the receive FIFO
watermark.
0 Receive FIFO watermark not reached.
1 Receive FIFO watermark has been reached.
15–13
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
12
WSIE
Word Start Interrupt Enable
Enables/disables word start interrupts.
0 Disables interrupt.
1 Enables interrupt.
11
SEIE
Sync Error Interrupt Enable
Enables/disables sync error interrupts.
0 Disables interrupt.
1 Enables interrupt.
10
FEIE
FIFO Error Interrupt Enable
Enables/disables FIFO error interrupts.
0 Disables the interrupt.
1 Enables the interrupt.
9
FWIE
FIFO Warning Interrupt Enable
Enables/disables FIFO warning interrupts.
0 Disables the interrupt.
1 Enables the interrupt.
8
FRIE
FIFO Request Interrupt Enable
Enables/disables FIFO request interrupts.
0 Disables the interrupt.
1 Enables the interrupt.
7–5
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
4–2
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
1
FWDE
FIFO Warning DMA Enable
Enables/disables DMA requests.
Table continues on the next page...
Memory map and register definition
K22F Sub-Family Reference Manual, Rev. 4, 08/2016
1354 NXP Semiconductors