69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
/*
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* Basic Joystick Input Device - a very simple and cool way of getting to know how a joystick works underneath the hood.
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* Copyright (C) 2018, Diogo Cordeiro.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Input Device
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* @package Basic Joystick Input Device
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* @author Diogo Cordeiro <diogo@fc.up.pt>
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* @copyright 2018 Diogo Cordeiro.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link https://www.diogo.site/projects/basic-joystick-input-device/
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*/
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// Arduino pin numbers
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const int JoyStick_X = A0; // analog pin connected to X output
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const int JoyStick_Y = A1; // analog pin connected to Y output
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const int JoyStick_button = 6; // digital pin connected to switch output
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void
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setup()
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{
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pinMode(JoyStick_X, INPUT);
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pinMode(JoyStick_Y, INPUT);
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pinMode(JoyStick_button, INPUT_PULLUP);
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Serial.begin(9600); // 9600 bps
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}
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void
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loop()
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{
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int x = analogRead(JoyStick_X),
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y = analogRead(JoyStick_Y),
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button = digitalRead(JoyStick_button);
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Serial.print(x, DEC);
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Serial.print(",");
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Serial.print(y, DEC);
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Serial.print(",");
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Serial.println(button);
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if (y > 900)
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Serial.println("up");
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if (x < 30)
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Serial.println("right");
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if (y < 30)
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Serial.println("down");
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if (x > 900)
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Serial.println("left");
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if (button == 0)
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Serial.println("click");
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delay(100);
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}
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