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AT83SND2CMP3B Datasheet(PDF) 69 Page - ATMEL Corporation

Part # AT83SND2CMP3B
Description  Single-Chip Flash Microcontroller with MP3 Decoder with Full Audio Interface
PDF  241 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

AT83SND2CMP3B Datasheet(HTML) 69 Page - ATMEL Corporation

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69
4341F–MP3–03/06
AT8xC51SND2C/MP3B
13.7
Registers
Table 13-5.
MP3CON Register
MP3CON (S:AAh) – MP3 Decoder Control Register
Reset Value = 0011 1111b
76
543
210
MPEN
MPBBST
CRCEN
MSKANC
MSKREQ
MSKLAY
MSKSYN
MSKCRC
Bit Number
Bit
Mnemonic
Description
7MPEN
MP3 Decoder Enable Bit
Set to enable the MP3 decoder.
Clear to disable the MP3 decoder.
6
MPBBST
Bass Boost Bit
Set to enable the bass boost sound effect.
Clear to disable the bass boost sound effect.
5
CRCEN
CRC Check Enable Bit
Set to enable processing of frame that contains CRC error. Frame is played whatever
the error.
Clear to disable processing of frame that contains CRC error. Frame is skipped.
4
MSKANC
MPANC Flag Mask Bit
Set to prevent the MPANC flag from generating a MP3 interrupt.
Clear to allow the MPANC flag to generate a MP3 interrupt.
3MSKREQ
MPREQ Flag Mask Bit
Set to prevent the MPREQ flag from generating a MP3 interrupt.
Clear to allow the MPREQ flag to generate a MP3 interrupt.
2MSKLAY
ERRLAY Flag Mask Bit
Set to prevent the ERRLAY flag from generating a MP3 interrupt.
Clear to allow the ERRLAY flag to generate a MP3 interrupt.
1
MSKSYN
ERRSYN Flag Mask Bit
Set to prevent the ERRSYN flag from generating a MP3 interrupt.
Clear to allow the ERRSYN flag to generate a MP3 interrupt.
0
MSKCRC
ERRCRC Flag Mask Bit
Set to prevent the ERRCRC flag from generating a MP3 interrupt.
Clear to allow the ERRCRC flag to generate a MP3 interrupt.



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