AT89C51CC02UA-RATUM Atmel, AT89C51CC02UA-RATUM Datasheet - Page 131

• Manufacturer Part Number: AT89C51CC02UA-RATUM
• Description: IC 8051 MCU 16K FLASH 32-VQFP
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of AT89C51CC02UA-RATUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 512 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: 32-TQFP, 32-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: UART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 20
• Number Of Timers: 1
• Operating Supply Voltage: 3 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: CANADAPT28
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4126L–CAN–01/08
Table 105. ADCLK Register
ADCLK (S:F2h)
ADC Clock Prescaler
Reset Value = XXX0 0000b
Table 106. ADDH Register
ADDH (S:F5h Read Only)
ADC Data High Byte Register
Reset Value = 00h
Table 107. ADDL Register
ADDL (S:F4h Read Only)
ADC Data Low Byte Register
Reset Value = 00h
Number
Number
Number
ADAT 9
7 - 5
7 - 0
7 - 2
Bit
Bit
Bit
4-0
1-0
7
7
7
-
-
Mnemonic Description
Mnemonic Description
Mnemonic Description
ADAT 8
ADAT9:2
ADAT1:0
PRS4:0
Bit
Bit
Bit
6
6
6
-
-
-
-
Reserved
The value read from these bits are indeterminate. Do not set these bits.
Clock Prescaler
Fadc = Fcpuclock/(4*PRS)) in X1 mode
Fadc=Fcpuclock/(2*PRS) in X2 mode
ADC result
bits 9-2
Reserved
The value read from these bits are indeterminate. Do not set these bits.
ADC result
bits 1-0
ADAT 7
5
5
5
-
-
ADAT 6
PRS 4
4
4
4
-
ADAT 5
PRS 3
3
3
3
-
AT/T89C51CC02
ADAT 4
PRS 2
2
2
2
-
ADAT 3
ADAT 1
PRS 1
1
1
1
ADAT 2
ADAT 0
PRS 0
0
0
0
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