Hi, I would like to control my servo; on and off using serial monitor. The servo should rotate to and fro continuously if I press 'a' it should go on and should turn off if I press 'b'. When I execute the code it only runs once and then stops. Please help me with this. Many thanks

#include <Servo.h> Servo myservo; int pos = 0; int a=0; int incomingByte=0; void setup() { myservo.attach(9); Serial.begin(9600); Serial.print("ready "); } void loop() { if (Serial.available() > 0) { incomingByte = Serial.read(); Serial.print((char)incomingByte); a=1; if(a==1) { …

Servo control on serial monitor

Projects Programming

anon73444976 October 13, 2021, 3:42pm 4

Why test it?
What other value could it have?

Why not test the character you just received?

Please remember to use code tags when posting code.

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Servo control on serial monitor

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