Q. What do you mean by micro in microcontroller?

View solution

Q. What is the bit size of the 8051 microcontroller?

View solution

Q. Name the architecture and the instruction set for microcontroller?

View solution

Q. Number of I/O ports in the 8051 microcontroller?

View solution

Q. ROM is used for storing data storage.

View solution

Q. SCON in serial port is used for which operation?

View solution

Q. Program counter stores what?

View solution

Q. Auxiliary carry is set during which condition?

View solution

Q. What is order of the assembly and running 8051 program?

i) Myfile.asm
ii) Myfile.lst
iii) Myfile.obj
iv) Myfile.hex

View solution

Q. The use of Address Latch Enable is to multiplex address and data memory.

View solution

Q. Which pin provides a reset option in 8051?

View solution

Q. External Access is used to permit ____________

View solution

Q. What is the address range of SFRs?

View solution

Q. How many interrupts are there in micro controller?

View solution

Q. Timer 0 is a ________ bit register.

View solution

Q. Number of pins in 8051 microcontroller with ________ package.

View solution

Q. A 8051 microcontroller need external oscillator to run.

View solution

Q. We use any other frequency source other than crystal oscillator.

View solution

Q. Reset work is __________

View solution

Q. What is the minimum no of cycles required for reset operation?

View solution