Question
Download Solution PDFThe Size of internal RAM of 8051 Microcontroller is?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFArchitecture of 8051 Microcontroller
- It is an 8-bit microcontroller.
- It is built with 40 pins DIP (dual inline package), 4kb of ROM storage and 128 bytes of RAM storage, and 2 16-bit timers.
- It consists of four parallel 8-bit ports, which are programmable and addressable as per the requirement. An on-chip crystal oscillator is integrated into the microcontroller having a crystal frequency of 12 MHz.
- The system bus connects all the support devices to the CPU.
- The system bus consists of an 8-bit data bus, a 16-bit address bus, and bus control signals.
- All devices like program memory, ports, data memory, serial interface, interrupt control, timers, and the CPU are interfaced together through the system bus.
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