L64105 LSI Logic Corporation, L64105 Datasheet - Page 160
L64105
Manufacturer Part Number
L64105
Description
Mpeg-2 Audio/video Decoder
Manufacturer
LSI Logic Corporation
Datasheet
1.L64105.pdf
(454 pages)
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Figure 4.118 Register 354 (0x162)
4-78
7
Reserved
PCM FIFO Near Full
PCM FIFO Full
Audio Decoder Play Mode Status [1:0]
Audio Decoder Soft Mute Status
Audio Decoder Reconstruct Error
Register Descriptions
5
This bit is set when the PCM FIFO is near full, i.e.,
contains 25 bytes or more of unread data.
This bit is set when the PCM FIFO is full.
This field indicates the status of the audio decoder as
shown in the following table. This field is valid only when
the MPEG or Linear PCM Decoder is enabled. The field
is reset to 0b00 (pause mode) when the L64105 is
powered up and reset.
Audio Decoder Play
Mode Status Bits
0b00
0b01
0b10
0b11
This bit is set by the Audio Decoder and the audio output
is muted when any of the following occurs:
1. The PCM mute_bit (Register 352, bit 1,
2. The User Mute bit (Register 358, bit 6,
3. The Mute on Error bit (Register 358, bit 7) is set and
This bit is set when an error is encountered by the audio
decoder while reconstructing a frame. Reading this bit
clears it.
Multichannel
Sync Word
Extension
Missing
MPEG
set from the bitstream or the Audio Interface.
set by the host.
errors are detected.
4
Reconstruct
Decoder
Audio
Error
3
Description
Pause
Normal play
Decimate (fast)
Interpolate (slow)
Decoder Soft
Mute Status
Audio
2
Audio Decoder Play Mode
1
Status [1:0]
page
page
4-82) is
4-77) is
R [1:0]
0
R 6
R 7
R 2
R 3
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