AT89C51RB2 Atmel Corporation, AT89C51RB2 Datasheet - Page 28

• Manufacturer Part Number: AT89C51RB2
• Manufacturer: Atmel Corporation

Specifications of AT89C51RB2

• Flash (kbytes): 16 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 32
• Spi: 1
• Uart: 1
• Sram (kbytes): 1.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART
• Watchdog: Yes

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AT89C51RB2/RC2
Figure 10. Clock-Out Mode C/T2 = 0
T2EX
FCLK PERIPH
T2
:6
T2CON
EXEN2
Q
Toggle
T2CON
TR2
D
T2CON
RCAP2L
EXF2
(8-bit)
(8-bit)
TL2
T2MOD
T2OE
RCAP2H
(8-bit)
(8-bit)
TH
2
INTERRUPT
TIMER 2
4180E–8051–10/06
OVER-
FLOW