Asynchronous serial communication involves
A) start bit
B) stop bits
C) character data
D) all of these
Correct Answer:
Verified
Q2: on activation of ----, 8255 loads data
Q3: 8255 has three ----parrallel port
A)8bit
B)16bit
C)32bit
D)64bit
Q4: in ----, bidirectional data transfer is possible
A)mode
Q5: walkie-talkie is an example of …..serial communication
A)Simplex
B)Half
Q6: Transmission through telephone lines is an example
Q8: to configure 8255 with port A output,Port
Q9: A high on ---line indicates that the
Q10: Adc 0808 uses ----technique
A)Successive apraximation
B)single step
C)dual slope
D)flash
Q11: the signals provided by ADC are
A)SOC
B)EOC
C)ALE
D)all of
Q12: Flash ADC consist of….converters
A)2^?
B)2^? -1
C)2^? +1
D)none of
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