AT89C51CC01UA-RLRUM Atmel, AT89C51CC01UA-RLRUM Datasheet - Page 163

• Manufacturer Part Number: AT89C51CC01UA-RLRUM
• Description: IC 8051 MCU 32K FLASH 44-VQFP
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of AT89C51CC01UA-RLRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• 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
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 34
• Number Of Timers: 2
• Operating Supply Voltage: 3 V to 5.5 V
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: CANADAPT28
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT89C51CC01UA-RLRUMTR

Table of Contents
Features ................................................................................................. 1
Description ............................................................................................ 2
Block Diagram ....................................................................................... 2
Pin Configuration .................................................................................. 3
SFR Mapping ......................................................................................... 8
Clock .................................................................................................... 14
Power Management ............................................................................ 18
Data Memory ....................................................................................... 23
EEPROM Data Memory ....................................................................... 30
I/O Configurations ................................................................................................ 4
Port 1, Port 3 and Port 4....................................................................................... 4
Port 0 and Port 2 .................................................................................................. 4
Read-Modify-Write Instructions ............................................................................ 5
Quasi-Bidirectional Port Operation ....................................................................... 6
Description ......................................................................................................... 14
Register ............................................................................................................... 17
Reset Pin ............................................................................................................ 18
At Power-up (Cold Reset) .................................................................................. 18
Reset Recommendation to Prevent Flash Corruption ........................................ 19
Idle Mode............................................................................................................ 19
Power-down Mode ............................................................................................. 20
Registers ............................................................................................................ 22
Internal Space ..................................................................................................... 24
External Space ................................................................................................... 25
Dual Data Pointer ................................................................................................ 27
Registers ............................................................................................................ 28
Write Data in the Column Latches...................................................................... 30
Programming ...................................................................................................... 30
Read Data .......................................................................................................... 30
Examples............................................................................................................ 31
Registers ............................................................................................................ 32
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