LO4 part 1

What does this syntax mean? frontServo.attach(4)

A. Connect the servo signal wire to GND

D. Connect the servo signal wire to digital pin 4

B. Connect the servo signal wire for 4 seconds

For reading operation from an LCD what changes in the software are introduced?

a. Low to high pulse at E pin

B. R/W pin is set high

C. Low to high pulse at E pin and R/W pin is set high

D. None of the mentioned

What happens when these lines of code are run for a STANDARD servo motor? Void loop() { myservo.write(0); delay(1000); myservo.write(180); delay(1000); }

A. The motor will turn to the 0 degree position, wait for 1 second, then turn to the 180 degree position, wait for 1 second then stop.

B. The motor will turn to the 0 degree position, wait for 1 second, then turn to the 180 degree position, wait for 1 second & repeat until power is removed.

C. The motor will turn full speed counter-clockwise for 1 second, then full speed clockwise for 1 second then stop.

D. The motor will turn full speed counter-clockwise for 1 second, then full speed clockwise for 1 second & repeat until power is removed.

LO4 part 1

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