May 2024
Intermediate to advanced
534 pages
17h 58m
English
book
8051 Microcontroller, Internals, Instructions, Programming and Interfacing, 2nd Edition
by Subrata Ghoshal
Content preview from 8051 Microcontroller, Internals, Instructions, Programming and Interfacing, 2nd Edition
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338
INTERFACING: SERVOMOTOR
Think and Solve
1. If continuous 2 millisecond pulses at 20 millisec-
ond intervals are provided to a servomotor, would
it keep on rotating like any DC motor?
2. List a few appropriate usages of servomotors.
3. Why does a servo need a pulse train?
4. Why feedback is necessary for a servomotor?
5. What would be the direction of a servomotor
against 1.5 milliseconds pulse input?
6. Assuming that it had not reached its terminal posi-
tion, for a 10:1 reduction ratio of gearbox, how far
the output shaft of a servomotor would turn for a
2 milliseconds pulse?
7. What would happen if the stud at output gear is
removed from it?
8. What would happen to a servomotor if it is acti-
vated by 1-millisecond duration ...
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