Information

I2Sx_RCSR field descriptions (continued)
Field Description
0 Start of word not detected.
1 Start of word detected.
19
SEF
Sync Error Flag
Indicates that an error in the externally-generated frame sync has been detected. Write a logic 1 to this
field to clear this flag.
0 Sync error not detected.
1 Frame sync error detected.
18
FEF
FIFO Error Flag
Indicates that an enabled receive FIFO has overflowed. Write a logic 1 to this field to clear this flag.
0 Receive overflow not detected.
1 Receive overflow detected.
17
FWF
FIFO Warning Flag
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 read-only field is reserved and always has the value zero.
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
Table continues on the next page...
Memory map and register definition
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
1160 Freescale Semiconductor, Inc.