AT89C51RC2-RLTUL Atmel, AT89C51RC2-RLTUL Datasheet - Page 106

• Manufacturer Part Number: AT89C51RC2-RLTUL
• Description: IC 8051 MCU FLASH 32K 44VQFP
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RC2-RLTUL

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1280 B
• 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
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCUAT89STK-11 - KIT STARTER FOR AT89C51RX2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Table 74. API Call Summary (Continued)
106
READ BOOT VERSION
PROGRAM X2 FUSE
PROGRAM BLJB
READ BOOT ID1
READ BOOT ID2
READ HSB
Command
FUSE
AT89C51RB2/RC2
0Ah
0Ah
0Bh
0Eh
0Eh
R1
0Fh
Fuse value
Fuse value
00h or 01h
00h or 01h
XXh
XXh
XXh
XXh
A
DPL = 00h
DPL = 01h
DPTR0
XXXXh
XXXXh
0008h
0004h
DPTR1
XXh
XXh
XXh
XXh
XXh
XXh
ACC = Boot_Version
Returned Value
ACC = HSB
ACC = ID1
ACC = ID2
none
none
Program BLJB fuse bit with ACC
Program X2 fuse bit with ACC
Read bootloader version
Read Hardware Byte
Command Effect
Read boot ID1
Read boot ID2
4180E–8051–10/06