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List out features of 8051

written 6.3 years ago by liviavaz • 230

modified 4.0 years ago by ninadsail • 10

microcontroller and applications

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written 6.3 years ago by liviavaz • 230

• 8051 is an 8-bit microcontroller and belongs to MS-51 family.
• It has 8-bit Arithmetic Logic Unit.
• It has an 8-bit Program Status Word (PSW) or flag register.
• It has a 16-bit program counter.
• It has two 8-bit registers A and B both are bit as well as byte addressable.
• It consists of 4 KB On-Chip ROM (Program Memory).
• It consists of 128 Bytes On-Chip RAM (Data Memory).
• It has four 8 bit bi-directional I/O port.
• 8051 has 16 bit Up-Counter (Timers).
• 8051 supports interrupts with two-level priority.
• It has different power saving modes.

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