Remote Controlled Cannon Using Arduino

1#include <SPI.h>
2#include <nRF24L01.h>
3#include <RF24.h>
4
5RF24  radio(7,8);
6int LED1 = 3;
7const int buzzer = 2;
8const byte address[6] =  "00001";
9int msg[1];
10
11void setup() {
12  // put your setup code here,  to run once:
13  pinMode(buzzer, OUTPUT);
14   Serial.begin(115200);
15  delay(1000);
16  radio.begin();
17  radio.openReadingPipe(0,address);
18  radio.setPALevel(RF24_PA_MAX);
19  radio.setDataRate(RF24_250KBPS);
20  radio.startListening();
21  pinMode(LED1,  OUTPUT);
22}
23
24void loop() {
25  
26  
27  if (radio.available()) {
28    radio.read(msg, 1);
29    String transData = String(msg[0]);
30    Serial.print(transData);
31    if (transData == "1") {
32      digitalWrite(LED1, HIGH);
33     } else  if (transData == "0") {
34      digitalWrite(LED1, LOW);    
35     }
36  }  else {
37//    Serial.print("\
38 Radio not available");
39  }
40}
41

1#include <SPI.h>
2#include <nRF24L01.h>
3#include <RF24.h>
4
5RF24
6  radio(7,8);
7int LED1 = 3;
8const int buzzer = 2;
9const byte address[6] =
10  "00001";
11int msg[1];
12
13void setup() {
14  // put your setup code here,
15  to run once:
16  pinMode(buzzer, OUTPUT);
17   Serial.begin(115200);
18  delay(1000);
19
20  radio.begin();
21  radio.openReadingPipe(0,address);
22  radio.setPALevel(RF24_PA_MAX);
23
24  radio.setDataRate(RF24_250KBPS);
25  radio.startListening();
26  pinMode(LED1,
27  OUTPUT);
28}
29
30void loop() {
31  
32  
33  if (radio.available()) {
34
35    radio.read(msg, 1);
36    String transData = String(msg[0]);
37    Serial.print(transData);
38
39    if (transData == "1") {
40      digitalWrite(LED1, HIGH);
41     } else
42  if (transData == "0") {
43      digitalWrite(LED1, LOW);    
44     }
45  }
46  else {
47//    Serial.print("\
48 Radio not available");
49  }
50}
51

1#include <SPI.h>
2#include <nRF24L01.h>
3#include <RF24.h>
4
5RF24  radio(7,8);
6
7const byte address[6] = "00001";
8int buttonPIN = 3;
9int  pVal = 1;
10int msg[1];
11
12void setup() {
13  Serial.begin(115200);
14  pinMode(buttonPIN,  INPUT);
15  delay(1000);
16  
17  radio.begin();
18  radio.openWritingPipe(address);
19  radio.setPALevel(RF24_PA_MAX);
20  radio.setDataRate(RF24_250KBPS);
21  radio.stopListening();
22}
23
24void  loop() {
25  int val = digitalRead(buttonPIN);
26  if (val != pVal) {
27      msg[0]  = val ? 1 : 0;
28      radio.write(msg, 1);
29      Serial.println("data sent---");
30      Serial.println(val); 
31      pVal = val;
32   }
33 
34//  const char  text[] = "nrftest";
35//  radio.write(&text, sizeof(text));
36  
37//  delay(200);
38}
39