Datasheet

32
AT8xC51SND1C
4109E–8051–06/03
Table 37. MP3 Decoder SFRs
MnemonicAddName 76543210
MP3CON AAh MP3 Control MPEN MPBBST CRCEN MSKANC MSKREQ MSKLAY MSKSYN MSKCRC
MP3STA C8h MP3 Status MPANC MPREQ ERRLAY ERRSYN ERRCRC MPFS1 MPFS0 MPVER
MP3STA1 AFh MP3 Status 1 - - - MPFREQ MPBREQ - - -
MP3DAT ACh MP3 Data MPD7 MPD6 MPD5 MPD4 MPD3 MPD2 MPD1 MPD0
MP3ANC ADh MP3 Ancillary Data AND7 AND6 AND5 AND4 AND3 AND2 AND1 AND0
MP3VOL 9Eh MP3 Audio Volume Control Left - - - VOL4 VOL3 VOL2 VOL1 VOL0
MP3VOR 9Fh MP3 Audio Volume Control Right - - - VOR4 VOR3 VOR2 VOR1 VOR0
MP3BAS B4h MP3 Audio Bass Control - - - BAS4 BAS3 BAS2 BAS1 BAS0
MP3MED B5h MP3 Audio Medium Control - - - MED4 MED3 MED2 MED1 MED0
MP3TRE B6h MP3 Audio Treble Control - - - TRE4 TRE3 TRE2 TRE1 TRE0
MP3CLK EBh MP3 Clock Divider - - - MPCD4 MPCD3 MPCD2 MPCD1 MPCD0
Table 38. Audio Interface SFRs
MnemonicAddName 76543210
AUDCON0 9Ah Audio Control 0 JUST4 JUST3 JUST2 JUST1 JUST0 POL DSIZ HLR
AUDCON1 9Bh Audio Control 1 SRC DRQEN MSREQ MUDRN - DUP1 DUP0 AUDEN
AUDSTA 9Ch Audio Status SREQ UDRN AUBUSY -----
AUDDAT 9Dh Audio Data AUD7 AUD6 AUD5 AUD4 AUD3 AUD2 AUD1 AUD0
AUDCLK ECh Audio Clock Divider - - - AUCD4 AUCD3 AUCD2 AUCD1 AUCD0