AT89C51ED2-SLRUM Atmel, AT89C51ED2-SLRUM Datasheet - Page 108

• Manufacturer Part Number: AT89C51ED2-SLRUM
• Description: IC MCU FLASH 8051 64K 5V 44-PLCC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51ED2-SLRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 60MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• 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: 44-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -

24.9.6.1
108
AT89C51RD2/ED2
Example
Blank Check ok at address xxxx
Blank Check ok
Blank Check with checksum error
BOOTLOADER
HOST
HOST
BOOTLOADER
BOOTLOADER
HOST
: 05 0000 04 0000 7FFF 01 78 xxxx CR LF
: 05 0000 04 0000 7FFF 01 78
: 05 0000 04 0000 7FFF 01 78
: 05 0000 04 0000 7FFF 01 78 . CR LF
: 05 0000 04 0000 7FFF 01 70 X CR LF CR LF
: 05 0000 04 0000 7FFF 01 70
4235K–8051–05/08