AT89C5122D-RDRUM datasheet(37/208 Pages) ATMEL

37 / 208 page

AT83R5122, AT8xC5122/23

4202F–SCR–07/2008

Note:

1. Only for AT8xC5122

Note:

1. Only for AT8xC5122

Notes: 1. Only for AT8xC5122

SCICLK

C1h

Smart Card Frequency

Prescaler Register

XTSCS(1)

SCICLK5-0

Table 18.

SCIB SFRs

Mnemonic

Add Name

76543210

Table 19.

DC/DC SFRs

Mnemonic

Add

Name

76543210

DCCKPS

BFh

DC/DC Converter Reload

MODE

OVFADJ

BOOST[1-0]

DCCKPS3-0

Table 20.

Keyboard SFRs

Mnemonic

Add

Name

76543210

KBF(1)

9Eh Keyboard Flag Register

KBE7 - 0

KBE(1)

9Dh

Keyboard Input Enable

KBF7 - 0

KBLS(1)

9Ch

Keyboard Level Selector

KBLS7 - 0

Table 21.

SPI SFRs

Mnemonic

Add

Name

76543210

SPCON(1)

C3h Serial Peripheral Control

SPR2

SPEN

SSDIS

MSTR

CPOL

CPHA

SPR1

SPR0

SPSTA(1)

C4h

Serial Peripheral Status-

Control

SPIF

WCOL

MODF

SPDAT(1)

C5h Serial Peripheral Data

R7 - 0

Table 22.

USB SFRs

Mnemonic

Add Name

765

4321

USBCON

BCh USB Global Control

USBE

SUSPCLK SDRMWUP

DETACH

UPRSM

RMWUPE

CONFG

FADDEN

USBADDR

C6h USB Address

FEN

UADD6-0

USBINT

BDh USB Global Interrupt

WUPCPU

EORINT

SOFINT

SPINT

USBIEN

BEh

USB Global Interrupt

Enable

EWUPCPU EEORINT

ESOFINT

ESPINT

UEPNUM

C7h USB Endpoint Number

EPNUM3-0

UEPCONX

D4h USB Endpoint X Control

EPEN

NAKIEN

NAKOUT

NAKIN

DTGL

EPDIR

EPTYPE1

EPTYPE0

UEPSTAX

CEh USB Endpoint X Status

DIR

RXOUTB1

STALLRQ

TXRDY

STL/CRC

RXSETUP RXOUTB0

TXCMP

UEPRST

D5h USB Endpoint Reset

EP6RST

EP5RST

EP4RST

EP3RST

EP2RST

EP1RST

EP0RST

UEPINT

F8h USB Endpoint Interrupt

EP6INT

EP5INT

EP4INT

EP3INT

EP2INT

EP1INT

EP0INT

AT89C5122D-RDRUM 数据表(PDF) 37 Page - ATMEL Corporation

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