8051 Microcontroller

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8051 MicrocontrollersBy ROBOMART.COM
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8051 Microcontroller Board
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Microcontroller

• A microcontroller is an economical
  computer-on-a-chip built for dealing with
  specific tasks, such as displaying or receiving
  information through LEDs or remote controlled
  devices. The most commonly used set of
  microcontrollers belong to 8051 Family.  8051
  Microcontrollers
•  continue to remain a preferred choice for a
  vast community of hobbyists and professionals.
  Through 8051, the world became witness to the
  most revolutionary set of microcontrollers.

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8051 features and  Core Specification

•  Data bus with  8 bit width( permit access
  to  eight bits of data in 1 operation)
• 8 bit ALU, Accumulator and 8-bit Registers
•  Address bus with  16 bit width - permit access
  to  64 K of memory (65536 locations) for  ROM and
  RAM
• On-chip ROM - 4 K (program memory)
• On-chip RAM - 128 bytes (data memory)
• 64KB Program Memory
• 64KB Data Memory
• 5-vector/6-source interrupt structure
• 2-level interrupt priority
• Two 16-bit timers/Counter
•  bi-directional 4 byte output/input port
• serial port with (UART)
• Power economizing mode

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Microcontroller Board
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