7. What are tri-state devices and why they are
essential in a bus oriented system?
- 5 Answers
- 55803 Views
- Electrical Tech, ISRO, Satyam, Wipro, I also Faced
- E-Mail Answers
Answer Posted / santosh v pai
A device which has one input,one enable and one output line
is called tri-state device,if two different devices wants a
common bus then tri-state device are essential to assign bus
to any one of them in bus orientation system.
| Is This Answer Correct ? | 170 Yes | 27 No |
Post New Answer View All Answers
Which interrupt has highest priority in microcontroller ?
Describe the aaa instruction with the help of an example?
What are the general purpose registers in 8085?
Write the flags of 8086?
What is baud rate?
What is the stack segment used for?
What are the software instructions related to stack operations?
After the following has been executed MOV BL, 8C MOV AL, 7E ADD AL, BL; what will be the contents of register AL?
Classify interrupts on the basis of signals. State their differences.
What happens when call instruction is executed?
What is the the total addressable memory size in a 8085 microprocessor?
What is an interrupt service routine?
Define edge or level sensitive interrupts?
What does quality factor mean?
What are set up time & hold time constraints?
