ST18-AU1 STMICROELECTRONICS [STMicroelectronics], ST18-AU1 Datasheet - Page 45

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

SPDIFCR: SPDIF Output control register
Note: write only register.
All bits of the SPDIFCR register are cleared on reset.
SPDIFPR0-2: 3x 16-bit SPDIF parallel registers
The SPDIFPR0-2 registers are 16 bit SPDIF parallel registers used for intermediate storage of
data. They are write only registers.
Bit
0
1-2
3
4
5-15
Name
SPDIFen
WS
X/Y
V
Function
Enable
Word size
Select X/Y for data read
Validity bit
RESERVED, written as 0.
0
1
bit 1
0
0
1
1
0
1
0
1
disabled
enabled
bit 0
0
1
0
1
Y (input buffer)
X (output buffer)
valid
defective
word size
16 bit
18 bit
20 bit
24 bit
ST18-AU1
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