AT89C51RD2-SLSUM Atmel, AT89C51RD2-SLSUM Datasheet - Page 42

• Manufacturer Part Number: AT89C51RD2-SLSUM
• Description: IC 8051 MCU FLASH 64K 44PLCC
• Manufacturer: Atmel
• Series: 89Cr

Specifications of AT89C51RD2-SLSUM

• 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
• 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
• 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
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Package: 44PLCC
• Device Core: 80C51
• Family Name: 89C
• Maximum Speed: 40 MHz
• 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

42
AT89C51RD2/ED2
Table 13-6.
CCAP0L - PCA Module 0 Compare/Capture Control Register Low (0EAh)
CCAP1L - PCA Module 1 Compare/Capture Control Register Low (0EBh)
CCAP2L - PCA Module 2 Compare/Capture Control Register Low (0ECh)
CCAP3L - PCA Module 3 Compare/Capture Control Register Low (0EDh)
CCAP4L - PCA Module 4 Compare/Capture Control Register Low (0EEh)
Reset Value = 0000 0000b
Not bit addressable
Table 13-7.
CH - PCA Counter Register High (0F9h)
Reset Value = 0000 0000b
Not bit addressable
Table 13-8.
CL - PCA Counter Register Low (0E9h)
Reset Value = 0000 0000b
Not bit addressable
Number
Number
Number
7 - 0
7 - 0
7 - 0
Bit
Bit
Bit
7
7
7
-
-
-
Mnemonic
Mnemonic
Mnemonic
CCAPnL Registers (n = 0 - 4)
CH Register
CL Register
Bit
Bit
Bit
6
6
6
-
-
-
-
-
-
Description
PCA Module n Compare/Capture Control
CCAPnL Value
Description
PCA counter
CH Value
Description
PCA Counter
CL Value
5
5
5
-
-
-
4
4
4
-
-
-
3
3
3
-
-
-
2
2
2
-
-
-
1
1
1
-
-
-
4235K–8051–05/08
0
0
0
-
-
-