Which register is used in the baud rate selection ?

Among the four groups of register banks, the number of groups that can be accessed at a time is:

The RESET values of PSW, SP and P0-P3 are respectively:

When the microcontroller executes arithmetic operations, which register's flag bits are affected?

Which of the following instructions provide the 2's complement of a value stored in register A?

The LSB of the pcon register is 1 in the 8051 microcontroller, then choose the correct option.

If a memory has 32,768 locations, each of 32 bits, how many address and data lines are required?

Which of the following is true about multiplexing in 8051 microcontroller?

Which of the following is/are correct reasons for incrementing the stack pointer after a PUSH operation?

Which of the following statement/s is/are true about the checksum byte?