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1 | /* |
2 | This program is free software: you can redistribute it and/or modify |
3 | it under the terms of the GNU Affero General Public License as |
4 | published by the Free Software Foundation, either version 3 of the |
5 | License, or (at your option) any later version. |
6 | |
7 | This program is distributed in the hope that it will be useful, |
8 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
9 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
10 | GNU Affero General Public License for more details. |
11 | |
12 | You should have received a copy of the GNU Affero General Public License |
13 | along with this program. If not, see <http://www.gnu.org/licenses/>. |
14 | */ |
15 | |
16 | // define which pins are connected to which components |
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17 | int right_motor_speed_pin = 3; |
18 | int right_motor_forward_pin = 4; |
19 | int right_motor_backward_pin = 5; |
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20 | |
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21 | int left_motor_speed_pin = 8; |
22 | int left_motor_forward_pin = 9; |
23 | int left_motor_backward_pin = 10; |
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24 | |
25 | void setup(){ |
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26 | // the arduino will change the voltage on these pins |
27 | // therefore, these pins are OUTPUT pins |
28 | pinMode(left_motor_speed_pin, OUTPUT); |
29 | pinMode(left_motor_forward_pin, OUTPUT); |
30 | pinMode(left_motor_backward_pin, OUTPUT); |
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31 | |
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32 | pinMode(right_motor_speed_pin, OUTPUT); |
33 | pinMode(right_motor_forward_pin, OUTPUT); |
34 | pinMode(right_motor_backward_pin, OUTPUT);} |
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35 | |
36 | void loop(){ |
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37 | digitalWrite(left_motor_backward_pin, LOW); |
38 | digitalWrite(left_motor_forward_pin, HIGH); |
39 | analogWrite(left_motor_speed_pin, 128); |
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40 | |
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41 | digitalWrite(right_motor_backward_pin, LOW); |
42 | digitalWrite(right_motor_forward_pin, HIGH); |
43 | analogWrite(right_motor_speed_pin, 128);} |