Q. In the signal integrate phase, the differential input voltage between IN LO(input low) and IN HI(input high) pins is integrated by the internal integrator for a fixed period of

View solution

Q. DAC (Digital to Analog Converter) finds application in

View solution

Q. To save the DAC from negative transients the device connected between OUT1 and OUT2 of AD 7523 is

View solution

Q. An operational amplifier connected to the output of AD 7523 is used

View solution

Q. The DAC 0800 has a settling time of

View solution

Q. The device that is used to obtain an accurate position control of rotating shafts in terms of steps is

View solution

Q. The internal schematic of a typical stepper motor has

View solution

Q. The number of pulses required for one complete rotation of the shaft of the stepper motor is equal to the

View solution

Q. A simple scheme for rotating the shaft of a stepper motor is called

View solution

Q. The firing angles of thyristors are controlled by

View solution

Q. The Isolation transformers are generally used for

View solution

Q. The number of counters that are present in the programmable timer device 8254 is

View solution

Q. The operation that can be performed on control word register is

View solution

Q. The mode that is used to interrupt the processor by setting a suitable terminal count is

View solution

Q. In mode 2, if N is loaded as the count value, then after (N-1) cycles, the output becomes low for

View solution

Q. The generation of a square wave is possible in the mode

View solution

Q. In control word register, if SC1=0 and SC0=1, then the counter selected is

View solution

Q. In control word format, if RL1=1, RL0=1 then the operation performed is

View solution

Q. If BCD=0, then the operation is

View solution

Q. The counter starts counting only if

View solution