AT89C51ED2-RDRUM Atmel, AT89C51ED2-RDRUM Datasheet - Page 8

• Manufacturer Part Number: AT89C51ED2-RDRUM
• Description: IC MCU FLASH 8051 64K 5V 64-VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51ED2-RDRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 60MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: UART, SPI
• Maximum Clock Frequency: 60 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Table 3-11.
8
A0h
98h
90h
88h
80h
0000 0000
0000 0000
1111 1111
1111 1111
1111 1111
AT89C51RD2/ED2
SCON
TCON
0/8
P2
P1
P0
SFR Mapping
XXXX XXXX
0000 0000
0000 0111
TMOD
SBUF
SP
1/9
reserved
0XXX X0X0
0000 0000
0000 0000
0000 0000
AUXR1
BRL
DPL
TL0
2/A
XXX0 0000
0000 0000
0000 0000
BDRCON
DPH
TL1
3/B
0000 0000
0000 0000
KBLS
TH0
4/C
0000 0000
0000 0000
KBE
TH1
5/D
XXXX XXXX
0000 0000
0X00 1000
WDTRST
AUXR
KBF
6/E
XXXX X000
0000 0000
00X1 0000
WDTPRG
1111 1111
CKCON0
PCON
CKRL
7/F
4235K–8051–05/08
A7h
9Fh
8Fh
97h
87h