Samsung S5PC110 Manual page 1901

S5PC110_UM
5.6.1.4 PCM Rx FIFO Register (PCM_RXFIFO)
• PCM_RXFIFO, R/W, Address = 0xE230_000C
• PCM_RXFIFO, R/W, Address = 0xE120_000C
• PCM_RXFIFO, R/W, Address = 0xE2B0_000C
The bit definitions for the PCM_RXFIFO Register are described below:
PCM_RXFIFO
Reserved
RXFIFO_DVALID
RXFIFO_DATA
Bit
[31:17] Reserved
[16] RXFIFO data is valid
Write: Not Valid
Read: TXFIFO read data valid
1 = Valid
0 = Invalid (probably read an empty fifo)
[15:0] RXFIFO DATA
Write: RXFIFO_DATA is written into the RXFIFO
Note: writing the RXFIFO is meant to support debugging.
Online the RXFIFO is written by the PCM serial shift engine,
not the APB
Read: TXFIFO is read using the APB interface
Description
5 PCM AUDIO INTERFACE
Initial State
0
1
0
5-10