
42
AT85C51SND3Bx
7632A–MP3–03/06
NFBPH 1.94h NF Byte Position (MSB) BP15:8
NFBPL 1.95h NF Byte Position (LSB) BP7:0
Table 50. NFC SFRs
MnemonicAddName 76543210
Table 51. MMC Controller SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
MMCON0 1.B1h MMC Control 0 - DPTRR CRPTR CTPTR MBLOCK DFMT RFMT CRCDIS
MMCON1 1.B2h MMC Control 1 BLEN11:8 DATDIR DATEN RXCEN TXCEN
MMCON2 1.B3h MMC Control 2 FCK DCR CCR DBSIZE1:0 DATD1:0 MMCEN
MMBLP 1.B4h MMC Block Length BLEN7:0
MMSTA 1.B5h MMC Status SDWP CDET CBUSY CRC16S DATFS CRC7S WFRS HFRS
MMDAT 1.B6h MMC Data MD7:0
MMCMD 1.B7h MMC Command MC7:0
MMINT 1.BEh MMC Interrupt CDETI EORI EOCI EOFI WFRI HFRI EOBI -
MMMSK 1.BFh MMC Interrupt Mask CDETM EORM EOCM EOFM WFRM HFRM EOBM -
Table 52. Audio Controller SFRs
Mnemonic Add Name 7 6 5 4 3 2 1 0
AUCON 1.F1h Audio Controller Control BPEN VSURND BBOOST MIXEN EQUDIS - - ACCKEN
APCON0 1.F2h Audio Processor Control 0 0 APCMD6:0
APCON1 1.F3h Audio Processor Control 1 - - ABACC ABWPR ABRPR ABSPLIT APLOAD DAPEN
APSTA 1.EAh Audio Processor Status APSTAT7:0
APDAT 1.EBh Audio Processor Data APDAT7:0
APINT 1.F4h Audio Processor Interrupt APGPI3 APGPI2 APGPI1 APGPI0 APEVTI ACLIPI APRDYI APREQI
APIEN 1.E9h Audio Processor Interrupt Enable APGPE3 APGPE2 APGPE1 APGPE0 APEVTE ACLIPE APRDYE APREQE
APTIM0 2.C6h Audio Processor Timer 0 APT7:0
APTIM1 2.C7h Audio Processor Timer 1 APT15:8
APTIM2 2.C9h Audio Processor Timer 2 APT23:16
APRDVOL 2.F1h
Audio Processor Right Channel
Digital Volume
- - - DVR4:0
APLDVOL 2.F2h
Audio Processor Left Channel
Digital Volume
- - - DVL4:0
APBDVOL 2.F3h
Audio Processor Bass Band
Digital Volume
- - - DVB4:0
APMDVOL 2.F4h
Audio Processor Medium Band
Digital Volume
- - - DVM4:0
APTDVOL 2.F5h
Audio Processor Treble Band
Digital Volume
- - - DVT4:0
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