1 | /*
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2 | Copyright (c) 2012 Arduino. All right reserved.
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3 |
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4 | This library is free software; you can redistribute it and/or
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5 | modify it under the terms of the GNU Lesser General Public
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6 | License as published by the Free Software Foundation; either
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7 | version 2.1 of the License, or (at your option) any later version.
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8 |
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9 | This library is distributed in the hope that it will be useful,
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10 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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12 | See the GNU Lesser General Public License for more details.
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13 |
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14 | You should have received a copy of the GNU Lesser General Public
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15 | License along with this library; if not, write to the Free Software
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16 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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17 | */
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18 |
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19 | #define ARDUINO_MAIN
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20 | #include "Arduino.h"
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21 |
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22 | #ifdef HID_ENABLED
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23 | const int buttonPin = 4; // input pin for pushbutton
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24 | int previousButtonState = HIGH; // for checking the state of a pushButton
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25 | int counter = 0; // button push counter
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26 | #endif
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27 |
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28 | void setup(void)
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29 | {
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30 | #ifdef HID_ENABLED
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31 | Mouse.begin();
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32 |
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33 | // make the pushButton pin an input:
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34 | pinMode(buttonPin, INPUT);
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35 | // initialize control over the keyboard:
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36 | Keyboard.begin();
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37 | #endif
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38 |
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39 | #ifdef CDC_ENABLED
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40 | SerialUSB.begin(115200);
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41 | #endif
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42 | }
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43 |
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44 |
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45 | void loop(void)
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46 | {
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47 | #ifdef HID_ENABLED
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48 | Mouse.move(1, 0, 0);
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49 |
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50 | // read the pushbutton:
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51 | int buttonState = digitalRead(buttonPin);
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52 | // if the button state has changed, and it's currently pressed:
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53 | if ((buttonState != previousButtonState) && (buttonState == HIGH))
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54 | {
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55 | // increment the button counter
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56 | counter++;
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57 | // type out a message
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58 | Keyboard.print("You pressed the button ");
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59 | Keyboard.print(counter);
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60 | Keyboard.println(" times.");
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61 | }
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62 | // save the current button state for comparison next time:
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63 | previousButtonState = buttonState;
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64 | #endif
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65 |
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66 | #ifdef CDC_ENABLED
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67 | if (SerialUSB.available() > 0)
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68 | {
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69 | char inChar;
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70 | while( -1 == (inChar = SerialUSB.read()));
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71 | SerialUSB.print(inChar);
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72 | }
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73 |
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74 | delay(10);
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75 | #endif
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76 | }
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77 |
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