Arduino Bluetooth Tank

I'm excited to share the details of my BT Arduino Tank project, which incorporates some impressive 3D-printed components. While the main chassis of the tank was not 3D-printed, I utilized this technology to create two crucial parts: the enclosure for the motor driver and the compartment housing the remaining electronics. Additionally, I 3D-printed a cannon for an added touch of customization. The enclosure for the motor driver served as a protective housing, ensuring that the L298N motor driver module was securely mounted and shielded from external elements. By designing and 3D-printing this part, I could precisely fit it to the tank's specifications, providing a neat and organized arrangement of the electronics. In the same vein, the compartment for the remaining electronics, such as the Arduino Nano Every and the HC-05 Bluetooth module, was also 3D-printed. This enclosure offered a clean and organized solution for housing these components, safeguarding them while maintaining easy access for maintenance or modifications. Lastly, to enhance the tank's appearance and add a touch of personalization, I designed and 3D-printed a cannon. This custom-printed cannon perfectly complemented the overall design, making the tank even more visually appealing. By strategically incorporating 3D printing into specific parts of the project, I achieved a balance between functionality and customization. The precision and versatility of 3D printing allowed me to create tailored enclosures and a unique cannon, elevating the overall aesthetic and practicality of my BT Arduino Tank project.

Jul 16, 2023

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LGPL3+

Cars

Remote Control

Robots

Devices & Components

Arduino Nano Every

Motor Driver L298

SG90 Micro Servo

HC-05 Bluetooth Module

Hardware & Tools

Friend with a 3D printer

Soldering kit

Software & Tools

Arduino IDE

MIT App Inventor 2

Project description

Code

Tank_Robot_Car

cpp

This is the code you will have to upload

1#include <SoftwareSerial.h>
2#include <Servo.h>
3Servo myservo;
4int pos = 0;
5
6SoftwareSerial bluetoothSerial(0, 1);  // RX, TX
7char t;
8
9int lb =5;
10int lf = 6;
11int rf = 7;
12int rb = 8;
13
14void setup() {
15Serial.begin(9600);
16bluetoothSerial.begin(9600);
17pinMode(lf,OUTPUT);   //left motors  fwd
18pinMode(lb,OUTPUT);  //left motors bwd
19pinMode(rf,OUTPUT);   //right  motors fwd
20pinMode(rb,OUTPUT);   //right motors bwd
21myservo.attach(9);
22for (pos = 0; pos <= 180; pos += 1)
23myservo.write(0);
24delay(1000);
25myservo.write(180);
26delay(1000);
27myservo.write(90);
28delay(1000);
29
30
31 
32}
33 
34void loop() {
35
36if (bluetoothSerial.available()) {
37    t = bluetoothSerial.read();
38    Serial.print(t);
39  }
40
41  if (Serial.available()) {
42    t = Serial.read();
43    bluetoothSerial.print(t);
44  }
45 
46if(t == 'W'){            //move  forward(all motors rotate in forward direction)
47  digitalWrite(rf,HIGH);
48  digitalWrite(lf,HIGH);
49  digitalWrite(rb,LOW);
50  digitalWrite(lb,LOW);
51  
52}
53 
54else if(t == 'S'){      //move reverse (all  motors rotate in reverse direction)
55  digitalWrite(rf,LOW);
56  digitalWrite(lf,LOW);
57  digitalWrite(rb,HIGH);
58  digitalWrite(lb,HIGH);
59}
60  
61else if(t == 'A'){      //rotate left (right side motors rotate in forward direction, left  side motors bwd)
62  digitalWrite(rb,LOW);
63  digitalWrite(lf,LOW);
64  digitalWrite(rf,HIGH);
65  digitalWrite(lb,HIGH);
66}
67 
68else if(t == 'D'){      //rotate right (left side motors rotate in forward direction,  right side motors bwd)
69  digitalWrite(rf,LOW);
70  digitalWrite(lb,LOW);
71  digitalWrite(lf,HIGH);
72  digitalWrite(rb,HIGH);
73}
74
75else if(t == 'X'){      //STOP (all motors stop)
76  digitalWrite(rf,LOW);
77  digitalWrite(rb,LOW);
78  digitalWrite(lf,LOW);
79  digitalWrite(lb,LOW);
80}
81
82else if(t == 'Q'){
83   digitalWrite(rf,HIGH);
84}
85
86else if(t == 'E'){
87   digitalWrite(lf,HIGH);
88}
89
90else if(t == 'Z'){
91   digitalWrite(rb,HIGH);
92}
93
94else if(t == 'C'){
95   digitalWrite(lb,HIGH);
96}
97
98else if(t == 'R'){
99  myservo.write(90);
100  digitalWrite(rf,LOW);
101  digitalWrite(rb,LOW);
102  digitalWrite(lf,LOW);
103  digitalWrite(lb,LOW);
104  delay(500);
105  digitalWrite(rf,HIGH);
106  digitalWrite(lf,HIGH);
107  delay(100);
108  myservo.write(80);
109  delay(100);
110  myservo.write(70);
111  delay(100);
112  myservo.write(60);
113  delay(100);
114  myservo.write(50);
115  delay(100);
116  myservo.write(40);
117  delay(100);
118  myservo.write(30);
119  delay(100);
120  digitalWrite(rf,LOW);
121  myservo.write(90);
122  delay(1000);
123  digitalWrite(rf,LOW);
124  digitalWrite(rb,LOW);
125  digitalWrite(lf,LOW);
126  digitalWrite(lb,LOW);
127}
128
129else if(t == 'F'){
130  myservo.write(90);
131  digitalWrite(rf,LOW);
132  digitalWrite(rb,LOW);
133  digitalWrite(lf,LOW);
134  digitalWrite(lb,LOW);
135  delay(500);
136  digitalWrite(rb,HIGH);
137  digitalWrite(lb,HIGH);
138  delay(100);
139  myservo.write(100);
140  delay(100);
141  myservo.write(110);
142  delay(100);
143  myservo.write(120);
144  delay(100);
145  myservo.write(130);
146  delay(100);
147  myservo.write(140);
148  delay(100);
149  myservo.write(150);
150  delay(100);
151  digitalWrite(rb,LOW);
152  myservo.write(90);
153  delay(1000);
154  digitalWrite(rf,LOW);
155  digitalWrite(rb,LOW);
156  digitalWrite(lf,LOW);
157  digitalWrite(lb,LOW);
158}
159else if(t == 'V'){
160  myservo.write(90);
161  digitalWrite(rf,LOW);
162  digitalWrite(rb,LOW);
163  digitalWrite(lf,LOW);
164  digitalWrite(lb,LOW);
165  delay(500);
166  digitalWrite(rf,HIGH);
167  digitalWrite(lb,HIGH);
168  delay(100);
169  myservo.write(80);
170  delay(100);
171  myservo.write(70);
172  delay(100);
173  myservo.write(60);
174  delay(100);
175  myservo.write(50);
176  delay(100);
177  myservo.write(40);
178  delay(100);
179  myservo.write(30);
180  delay(100);
181  digitalWrite(rf,LOW);
182  myservo.write(90);
183  delay(1000);
184  digitalWrite(rf,LOW);
185  digitalWrite(rb,LOW);
186  digitalWrite(lf,LOW);
187  digitalWrite(lb,LOW);
188}
189
190else if(t == 'j'){
191  myservo.write(20);
192}
193
194else if(t == 'h'){
195  myservo.write(29);
196}
197
198else if(t == 'g'){
199  myservo.write(37);
200}
201
202else if(t == 'f'){
203  myservo.write(46);
204}
205
206else if(t == 'd'){
207  myservo.write(55);
208}
209
210else if(t == 's'){
211  myservo.write(64);
212}
213
214else if(t == 'a'){
215  myservo.write(73);
216}
217
218else if(t == 'p'){
219  myservo.write(81);
220}
221
222else if(t == 'o'){
223  myservo.write(90);
224}
225
226else if(t == 'i'){
227  myservo.write(99);
228}
229
230else if(t == 'u'){
231  myservo.write(108);
232}
233
234else if(t == 'y'){
235  myservo.write(117);
236}
237
238else if(t == 't'){
239  myservo.write(125);
240}
241
242else if(t == 'r'){
243  myservo.write(138);
244}
245
246else if(t == 'e'){
247  myservo.write(143);
248}
249
250else if(t == 'w'){
251  myservo.write(152);
252}
253
254else if(t == 'q'){
255  myservo.write(160);
256}
257//delay(10);
258}

#include <SoftwareSerial.h>
#include <Servo.h>
Servo myservo;
int pos = 0;

SoftwareSerial bluetoothSerial(0, 1);  // RX, TX
char t;

int lb =5;
int lf = 6;
int rf = 7;
int rb = 8;

void setup() {
Serial.begin(9600);
bluetoothSerial.begin(9600);
pinMode(lf,OUTPUT);   //left motors  fwd
pinMode(lb,OUTPUT);  //left motors bwd
pinMode(rf,OUTPUT);   //right  motors fwd
pinMode(rb,OUTPUT);   //right motors bwd
myservo.attach(9);
for (pos = 0; pos <= 180; pos += 1)
myservo.write(0);
delay(1000);
myservo.write(180);
delay(1000);
myservo.write(90);
delay(1000);


 
}
 
void loop() {

if (bluetoothSerial.available()) {
    t = bluetoothSerial.read();
    Serial.print(t);
  }

  if (Serial.available()) {
    t = Serial.read();
    bluetoothSerial.print(t);
  }
 
if(t == 'W'){            //move  forward(all motors rotate in forward direction)
  digitalWrite(rf,HIGH);
  digitalWrite(lf,HIGH);
  digitalWrite(rb,LOW);
  digitalWrite(lb,LOW);
  
}
 
else if(t == 'S'){      //move reverse (all  motors rotate in reverse direction)
  digitalWrite(rf,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(rb,HIGH);
  digitalWrite(lb,HIGH);
}
  
else if(t == 'A'){      //rotate left (right side motors rotate in forward direction, left  side motors bwd)
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(rf,HIGH);
  digitalWrite(lb,HIGH);
}
 
else if(t == 'D'){      //rotate right (left side motors rotate in forward direction,  right side motors bwd)
  digitalWrite(rf,LOW);
  digitalWrite(lb,LOW);
  digitalWrite(lf,HIGH);
  digitalWrite(rb,HIGH);
}

else if(t == 'X'){      //STOP (all motors stop)
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
}

else if(t == 'Q'){
   digitalWrite(rf,HIGH);
}

else if(t == 'E'){
   digitalWrite(lf,HIGH);
}

else if(t == 'Z'){
   digitalWrite(rb,HIGH);
}

else if(t == 'C'){
   digitalWrite(lb,HIGH);
}

else if(t == 'R'){
  myservo.write(90);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
  delay(500);
  digitalWrite(rf,HIGH);
  digitalWrite(lf,HIGH);
  delay(100);
  myservo.write(80);
  delay(100);
  myservo.write(70);
  delay(100);
  myservo.write(60);
  delay(100);
  myservo.write(50);
  delay(100);
  myservo.write(40);
  delay(100);
  myservo.write(30);
  delay(100);
  digitalWrite(rf,LOW);
  myservo.write(90);
  delay(1000);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
}

else if(t == 'F'){
  myservo.write(90);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
  delay(500);
  digitalWrite(rb,HIGH);
  digitalWrite(lb,HIGH);
  delay(100);
  myservo.write(100);
  delay(100);
  myservo.write(110);
  delay(100);
  myservo.write(120);
  delay(100);
  myservo.write(130);
  delay(100);
  myservo.write(140);
  delay(100);
  myservo.write(150);
  delay(100);
  digitalWrite(rb,LOW);
  myservo.write(90);
  delay(1000);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
}
else if(t == 'V'){
  myservo.write(90);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
  delay(500);
  digitalWrite(rf,HIGH);
  digitalWrite(lb,HIGH);
  delay(100);
  myservo.write(80);
  delay(100);
  myservo.write(70);
  delay(100);
  myservo.write(60);
  delay(100);
  myservo.write(50);
  delay(100);
  myservo.write(40);
  delay(100);
  myservo.write(30);
  delay(100);
  digitalWrite(rf,LOW);
  myservo.write(90);
  delay(1000);
  digitalWrite(rf,LOW);
  digitalWrite(rb,LOW);
  digitalWrite(lf,LOW);
  digitalWrite(lb,LOW);
}

else if(t == 'j'){
  myservo.write(20);
}

else if(t == 'h'){
  myservo.write(29);
}

else if(t == 'g'){
  myservo.write(37);
}

else if(t == 'f'){
  myservo.write(46);
}

else if(t == 'd'){
  myservo.write(55);
}

else if(t == 's'){
  myservo.write(64);
}

else if(t == 'a'){
  myservo.write(73);
}

else if(t == 'p'){
  myservo.write(81);
}

else if(t == 'o'){
  myservo.write(90);
}

else if(t == 'i'){
  myservo.write(99);
}

else if(t == 'u'){
  myservo.write(108);
}

else if(t == 'y'){
  myservo.write(117);
}

else if(t == 't'){
  myservo.write(125);
}

else if(t == 'r'){
  myservo.write(138);
}

else if(t == 'e'){
  myservo.write(143);
}

else if(t == 'w'){
  myservo.write(152);
}

else if(t == 'q'){
  myservo.write(160);
}
//delay(10);
}

Downloadable files

BASE_3D_PRINT

This is the main base

Base.stl

Lid_3d_Print

Lid of main case

Lid.stl

Cannon 3D Print

This is the cannon

gun.stl

Documentation

Arduino Bluetooth RC Tank

Original post on Instructables

https://www.instructables.com/Arduino-Bluetooth-RC-Tank/

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