The value in the accumulator after the execution of the following code is:

In the SCON register in 8051 microcontroller which bits are for TxD and RxD ?

The open drain bidirectional (input or output) port with internal pullups is

Which of the following statements about the Basic Input Output System (BIOS) is true?

Which bit of the SCON register gives the information that 8051 microcontroller is receiving or transmitting the data ?

When Timer 1 is in mode 3 , the TCON bits for timer1 that will be controlled by the timer 0 are_______

Which of the following is not an addressing mode in Assembly Level Programming?

The symbol, 'addr 16' represents the 16-bit address which is used by the instructions to specify the destination address of a call or jump.

Choose the correct statement about 8051 microcontroller?

What is the main difference between the 8031 and 8051 microcontrollers?