at83c5122 ATMEL Corporation, at83c5122 Datasheet - Page 39

• Manufacturer Part Number: at83c5122
• Description: At83c5123 C51 Microcontroller With Usb And Smart Card Reader Interfaces
• Manufacturer: ATMEL Corporation

Table 18. SCIB SFRs
Table 19. DC/DC SFRs
Table 20. Keyboard SFRs
Table 21. SPI SFRs
Table 22. USB SFRs
4202E–SCR–06/06
Mnemonic
SCICLK
Mnemonic
USBCON
USBADDR
USBINT
USBIEN
UEPNUM
UEPCONX
UEPSTAX
UEPRST
UEPINT
Mnemonic
DCCKPS
Mnemonic
KBF
KBE
KBLS
Mnemonic
SPCON
SPSTA
SPDAT
(1)
(1)
(1)
(1)
(1)
(1)
Add Name
Add Name
Add Name
Add Name
Add Name
BCh USB Global Control
BDh USB Global Interrupt
BEh
C7h USB Endpoint Number
D4h USB Endpoint X Control
CEh USB Endpoint X Status
D5h USB Endpoint Reset
C1h
BFh
9Eh Keyboard Flag Register
9Dh
9Ch
C3h Serial Peripheral Control
C4h
C5h Serial Peripheral Data
C6h USB Address
F8h USB Endpoint Interrupt
Smart Card Frequency
Prescaler Register
USB Global Interrupt
Enable
DC/DC Converter Reload
Register
Keyboard Input Enable
Register
Keyboard Level Selector
Register
Serial Peripheral Status-
Control
Note:
Note:
Notes:
XTSCS
USBE
EPEN
1. Only for AT8xC5122
1. Only for AT8xC5122
1. Only for AT8xC5122
FEN
MODE
DIR
SPR2
SPIF
7
7
7
7
7
(1)
SUSPCLK
RXOUTB1
EP6RST
NAKIEN
EP6INT
OVFADJ
WCOL
SPEN
6
6
6
6
6
EWUPCPU EEORINT
SDRMWUP
WUPCPU
STALLRQ
NAKOUT
EP5RST
EP5INT
SSDIS
5
5
5
5
5
BOOST[1-0]
DETACH
EORINT
EP4RST
EP4INT
TXRDY
NAKIN
MODF
MSTR
4
4
4
4
4
KBLS7 - 0
KBE7 - 0
KBF7 - 0
R7 - 0
UADD6-0
ESOFINT
STL/CRC
EP3RST
UPRSM
SOFINT
EP3INT
DTGL
CPOL
3
3
3
3
3
SCICLK5-0
RXSETUP RXOUTB0
RMWUPE
EP2RST
EP2INT
EPDIR
CPHA
AT8xC5122/23
2
2
2
2
2
DCCKPS3-0
EPNUM3-0
EPTYPE1
EP1RST
CONFG
EP1INT
SPR1
1
1
1
1
1
EPTYPE0
FADDEN
EP0RST
ESPINT
TXCMP
EP0INT
SPINT
SPR0
0
0
0
0
0
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