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I2S Registers
429
SWRU543–January 2019
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Inter-Integrated Sound (I2S) Multichannel Audio Serial Port
Table 12-14. RFMT Register Field Descriptions (continued)
Bit Field Type Reset Description
7-4 RSSZ R/W 0h
Receive slot size. 0-2h = Reserved
3h = Slot size is 8 bits.
4h = Reserved
5h = Reserved
6h = Reserved
7h = Slot size is 16 bits.
8h = Reserved
9h = Reserved
Ah = Reserved
Bh = Slot size is 24 bits
Ch = Reserved
Dh = Reserved
Eh = Reserved
Fh = Reserved
3 RBUSEL R/W 0h
Selects whether reads from serializer buffer XRBUF[n] originate from
the peripheral configuration port or the DMA port.
0h = Reads from XRBUF[n] originate on DMA port. Reads from
XRBUF[n] on the peripheral configuration port are ignored.
1h = Reads from XRBUF[n] originate on peripheral configuration
port. Reads from XRBUF[n] on the DMA port are ignored.
2-0 RESERVED R 0h
Reserved. The reserved bit location always returns the default value.
A value written to this field has no effect. If writing to this field,
always write the default value for future device compatibility.
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