ST18-AU1 STMICROELECTRONICS [STMicroelectronics], ST18-AU1 Datasheet - Page 30

• Manufacturer Part Number: ST18-AU1
• Description: SIX-CHANNEL DOLBY AC3/MPEG2 AUDIO DECODER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST18-AU1
BUFSR: Buffer status register
All bits are cleared on reset.
INBUFRAR:Input buffer read address register
This register is not initialized on Reset.
OUTBUFWAR: Output buffer write address register
This register is not initialized on reset.
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UDF_mod
OVF_INBUF_IEN
UDF_OUTBUF_IEN
-
Bit
INBUF_FULL
OUTBUF_EMPTY
-
Bit
RADD
Bit
WADD
15
15
15
-
14
-
14
14
13
-
Function
Reference address for Compare
Function
Reference address for Compare.
13
13
12
-
12
12
Function
Input buffer full. Set and reset by hardware.
Output buffer empty. Set and reset by hardware.
RESERVED, Read as 0.
11
-
11
11
Output buffer underflow
Input buffer overflow interrupt enable
Output buffer underflow interrupt enable
RESERVED, Read as 0.
10
-
0
1
0
1
0
1
10
10
OUTBUF
_EMPTY
9
OUTBUFUDF= ‘0’
OUTUFUDF=OUTBUF_EMPTY
disable
enable
disable
enable
9
9
INBUF_F
8
8
WADD
RADD
ULL
8
7
7
7
-
6
6
6
-
5
5
5
-
4
4
4
-
3
3
3
-
2
2
2
-
1
1
1
-
0
0
0
-