8051 microcontroller features
What you will learn here about 8051 microcontroller
- 8051 microcontroller features
8051 microcontroller features
The most import features of 8051 microcontroller is given below
- 8 Bit microcontroller i.e 8 bit CPU
- 8 bit ALU which is responsible for performing arithmetic and logical operations only on 8 bit data
- ROM (Internal Program memory) – 4KB
- RAM (Internal Data memory) – 128bytes
- Two 16 bit timer/counter: T0, T1
- Four 8 bit register bank
- 32 bi direction I/O lines i.e 4 Eight bit I/O ports
- 16 bit program counter (PC)
- 16 bit data pointer (DPTR)
- 64KB external program memory address space
- 64KB external data memory address space
- 8 bit stack pointer
- 8 bit Program status word(PSW)
- 5 vector interrupts
- Full duplex transmitter and receiver communication
