Question
Download Solution PDFWhich one of the following is not the feature of 8051?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF8051 has 64kB external program memory and 4kB on-chip program memory, and 64kB of external data memory, and 128 bytes of on-chip data memory.
8051 microcontroller:
1. An 8051 microcontroller’s memory is divided into program memory and data memory.
2. Program memory (ROM) is used for the permanent storage of a program to be executed, while Data memory (RAM) is used for temporarily storing and keeping intermediate results and variables.
The Block Diagram of an 8051 microcontroller is as shown:
In an 8051 microcontroller,
- Internal RAM (data memory) - 128 bytes
- Internal memory (code memory) - 4 kB (ROM)
- Timer/counter - 2
- No. of interrupt - 5
- I/O pins - 32
- Serial port - 1
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