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41 lines
712 B
41 lines
712 B
5 years ago
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/*
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Speed by Potentiometer
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Control the robot's speed using the on-board
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potentiometer. The speed will be printed on
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the TFT screen.
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Circuit:
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* Arduino Robot
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created 1 May 2013
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by X. Yang
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modified 12 May 2013
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by D. Cuartielles
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This example is in the public domain
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*/
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#include <ArduinoRobot.h>
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#include <Wire.h>
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void setup() {
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// initialize the robot
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Robot.begin();
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// initialize the screen
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Robot.beginTFT();
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}
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void loop() {
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// read the value of the potentiometer
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int val = map(Robot.knobRead(), 0, 1023, -255, 255);
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// print the value to the TFT screen
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Robot.debugPrint(val);
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// set the same speed on both of the robot's wheels
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Robot.motorsWrite(val, val);
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delay(10);
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}
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