Q. Is this a valid statement ?
SETB A

View solution

Q. When we add two numbers the destination address must always be.

View solution

Q. DAA command adds 6 to the nibble if:

View solution

Q. If SUBB A,R4 is executed, then actually what operation is being applied?

View solution

Q. A valid division instruction always makes:

View solution

Q. In 8 bit signed number operations, OV flag is set to 1 if:

View solution

Q. In unsigned number addition, status of which bit is important?

View solution

Q. Which instructions have no affect on the flags of PSW?

View solution

Q. ANL instruction is used

View solution

Q. CJNE instruction makes

View solution

Q. XRL, ORL, ANL commands have

View solution

Q. What is the clock source for the timers?

View solution

Q. What is the frequency of the clock that is being used as the clock source for the timer?

View solution

Q. What is the function of the TMOD register?

View solution

Q. What is the maximum delay that can be generated with the crystal frequency of 22MHz?

View solution

Q. Auto reload mode is allowed in which mode of the timer?

View solution

Q. Find out the roll over value for the timer in Mode 0, Mode 1 and Mode 2?

View solution

Q. What steps are followed when we need to turn on any timer?

View solution

Q. If Timer 0 is to be used as a counter, then at what particular pin clock pulse need to be applied?

View solution

Q. In the instruction “MOV TH1,#-3”, what is the value that is being loaded in the TH1 register ?

View solution