AT8xC51SND2C
Table 41. USB Controller SFRs
Mnemonic Add Name
7
6
5
4
3
2
1
0
USBCON
BCh USB Global Control
USBE
SUSPCLK SDRMWUP
-
UPRSM RMWUPE CONFG
FADDEN
UADD0
SPINT
USBADDR C6h USB Address
FEN
UADD6
UADD5
UADD4
UADD3
SOFINT
UADD2
UADD1
USBINT
USBIEN
UEPNUM
BDh USB Global Interrupt
-
-
-
-
WUPCPU EORINT
-
-
-
BEh USB Global Interrupt Enable
C7h USB Endpoint Number
-
EWUPCPU EEORINT ESOFINT
-
ESPINT
-
-
-
-
-
EPNUM1 EPNUM0
EPTYPE1 EPTYPE0
UEPCONX D4h USB Endpoint X Control
UEPSTAX CEh USB Endpoint X Status
EPEN
NAKIEN NAKOUT
NAKIN
DTGL
EPDIR
DIR
RXOUTB1 STALLRQ TXRDY
STLCRC RXSETUP RXOUTB0 TXCMP
UEPRST
UEPINT
UEPIEN
D5h USB Endpoint Reset
-
-
-
-
-
-
-
EP2RST
EP2INT
EP1RST
EP1INT
EP0RST
EP0INT
F8h USB Endpoint Interrupt
C2h USB Endpoint Interrupt Enable
-
-
-
-
-
FDAT6
BYCT6
FNUM6
-
-
-
-
FDAT3
BYCT3
FNUM3
-
EP2INTE EP1INTE EP0INTE
UEPDATX CFh USB Endpoint X FIFO Data
FDAT7
FDAT5
BYCT5
FNUM5
FDAT4
BYCT4
FNUM4
FDAT2
BYCT2
FNUM2
FNUM10
-
FDAT1
BYCT1
FNUM1
FNUM9
FDAT0
BYCT0
FNUM0
FNUM8
UBYCTX
UFNUML
UFNUMH
USBCLK
E2h USB Endpoint X Byte Counter
BAh USB Frame Number Low
BBh USB Frame Number High
EAh USB Clock Divider
-
FNUM7
-
-
CRCOK CRCERR
-
-
-
-
USBCD1 USBCD0
Table 42. Audio Interface SFRs
Mnemonic Add Name
7
6
5
4
3
JUST0
-
2
POL
DUP1
-
1
0
AUDCON0 9Ah Audio Control 0
AUDCON1 9Bh Audio Control 1
JUST4
SRC
SREQ
AUD7
-
JUST3
DRQEN
UDRN
AUD6
-
JUST2
MSREQ
AUBUSY
AUD5
-
JUST1
MUDRN
-
DSIZ
DUP0
-
HLR
AUDEN
-
AUDSTA
AUDDAT
AUDCLK
9Ch Audio Status
9Dh Audio Data
-
AUD4
AUCD4
AUD3
AUCD3
AUD2
AUCD2
AUD1
AUCD1
AUD0
AUCD0
ECh Audio Clock Divider
Table 43. MMC Controller SFRs
Mnemonic Add Name
7
6
5
4
3
MBLOCK
DATDIR
-
2
1
0
MMCON0
MMCON1
MMCON2
MMSTA
E4h MMC Control 0
E5h MMC Control 1
E6h MMC Control 2
DEh MMC Control and Status
E7h MMC Interrupt
DRPTR
BLEN3
MMCEN
-
DTPTR
BLEN2
DCR
CRPTR
BLEN1
CCR
CTPTR
BLEN0
-
DFMT
DATEN
DATD1
CRC7S
F1FI
RFMT
RESPEN
DATD0
RESPFS
F2EI
CRCDIS
CMDEN
FLOWC
CFLCK
F1EI
-
CBUSY
EOCI
CRC16S
EOFI
DATFS
F2FI
MMINT
MCBI
MCBM
MC7
EORI
EORM
MC6
MMMSK
MMCMD
MMDAT
MMCLK
DFh MMC Interrupt Mask
DDh MMC Command
DCh MMC Data
EOCM
MC5
EOFM
MC4
F2FM
MC3
F1FM
MC2
F2EM
MC1
F1EM
MC0
MD7
MD6
MD5
MD4
MD3
MD2
MD1
MD0
EDh MMC Clock Divider
MMCD7
MMCD6
MMCD5
MMCD4
MMCD3
MMCD2
MMCD1
MMCD0
33
4341D–MP3–04/05
ATMEL [ ATMEL ]
