AT89C5122D-RDRIM Atmel, AT89C5122D-RDRIM Datasheet - Page 31
![IC MCU 80C51 W/SMART CARD 64VQFP](/photos/6/81/68127/313-64-vqfp_sml.jpg)
AT89C5122D-RDRIM
Manufacturer Part Number
AT89C5122D-RDRIM
Description
IC MCU 80C51 W/SMART CARD 64VQFP
Manufacturer
Atmel
Series
89Cr
Specifications of AT89C5122D-RDRIM
Core Processor
8051
Core Size
8-Bit
Speed
48MHz
Connectivity
SmartCard, SPI, UART/USART, USB
Peripherals
LED, POR, WDT
Number Of I /o
46
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-TQFP, 64-VQFP
For Use With
AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-03 - KIT STARTER FOR MCU AT8XC5122/23
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Other names
AT89C5122DRDRIMTR
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Special Function
Registers (SFR’s)
Introduction
4202F–SCR–07/2008
The Special Function Registers (SFRs) of the AT8xC5122/23 can be ranked into the fol-
lowing categories:
•
•
•
•
•
•
•
•
•
•
•
•
•
•
C51 Core Registers: ACC, B, DPH, DPL, PSW, SP
System Configuration Registers: PCON, CKRL, CKCON0, CKCON1, CKSEL,
PLLCON, PLLDIV, AUXR, AUXR1, RCON
I/O Port Registers: P0, P1, P2, P3, P4, P5, PMOD1, PMOD2
Timer Registers: TCON, TH0, TH1, TMOD, TL0, TL1
Watchdog (WD) Registers: WDTRST, WDTPRG
Serial I/O Port Registers: SADDR, SADEN, SBUF, SCON
Baud Rate Generator (BRG) Registers: BRL, BDRCON
System Interrupt Registers: IE0, IPL0, IPH0, IE1, IPL1, IPH1
Smart Card Interface (SCI) Registers: SCSR, SCCON/SCETU0, SCISR/SCETU1,
SCIER/SCIIR, SCIBUF, SCGT0/SCWT0, SCGT1/SCWT1, SCICR/SCWT2, SCICLK
DC/DC Converter Registers: DCCKPS
Keyboard Interface Registers: KBE, KBF, KBLS
Serial Port Interface (SPI) Registers: SPCON, SPSTA, SPDAT
Universal Serial Bus (USB) Registers:USBCON, USBADDR, USBINT, USBIEN,
UEPNUM, UEPCONX, UEPSTAX, UEPRST, UEPINT, UEPIEN, UEPDATX,
UBYCTX, UFNUML, UFNUMH
LED Controller Registers: LEDCON0, LEDCON1
AT83R5122, AT8xC5122/23
31
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