How to Connect nRF24L01 and MPU6050 for Gesture Control

1/*
2
3  nRF24    Arduino UNO/NANO
4
5  CE    -> 7
6  CSN   ->  8
7  MOSI  -> 11
8  MISO  -> 12
9  SCK   -> 13
10  IRQ   -> -
11  VCC   ->  3.3V
12  GND   -> GND
13
14*/
15
16#include <SPI.h>
17#include <NRFLite.h>
18
19const  static uint8_t RADIO_ID = 0;  // Our radio id
20const static uint8_t PIN_RADIO_CE  = 7;
21const static uint8_t PIN_RADIO_CSN = 8;
22
23struct RadioPacket {
24  uint8_t FromRadioId;
25  uint32_t Data;
26};
27
28NRFLite _radio;
29RadioPacket  _radioData;
30
31void setup() {
32
33  Serial.begin(9600);
34
35  if (!_radio.init(RADIO_ID,  PIN_RADIO_CE, PIN_RADIO_CSN)) {
36    Serial.println("Cannot communicate with  radio");
37    while (1);
38  }
39
40}
41
42void loop() {
43
44  while  (_radio.hasData()) {
45
46    _radio.readData(&_radioData);
47
48    int data  = _radioData.Data;
49    if (data == 1) Serial.println("front");
50    else  if (data == 2) Serial.println("back");
51    else if (data == 3) Serial.println("left");
52    else if (data == 4) Serial.println("right");
53    else if (data == 5) Serial.println("none");
54
55  }
56
57}

1/*
2
3  nRF24    Arduino UNO/NANO
4  
5  CE    -> 7
6  CSN   ->  8
7  MOSI  -> 11
8  MISO  -> 12
9  SCK   -> 13
10  IRQ   -> -
11  VCC   ->  3.3V
12  GND   -> GND
13
14  ---------------------------
15
16  MPU6050   Arduino  UNO/NANO
17  
18  Vcc    -> 5V
19  GND    -> GND
20  SDA    -> A4
21  SCL    ->  A5
22
23*/
24
25#include <SPI.h>
26#include <NRFLite.h>
27#include <Wire.h>
28#include  <TinyMPU6050.h>
29
30const static uint8_t RADIO_ID = 1;              // Our radio  id
31const static uint8_t DESTINATION_RADIO_ID = 0;  // Id of the radio we will  transmit to
32const static uint8_t PIN_RADIO_CE = 7;
33const static uint8_t PIN_RADIO_CSN  = 8;
34
35struct RadioPacket {
36  uint8_t FromRadioId;
37  uint32_t Data;
38};
39
40NRFLite  _radio;
41RadioPacket _radioData;
42MPU6050 mpu(Wire);
43
44void setup() {
45
46  Serial.begin(9600);
47  Serial.println("Calibrating...");
48
49  // Initialization
50  mpu.Initialize();
51  // Calibration (wait for about 20s to calibrate)
52  mpu.Calibrate();
53  
54  Serial.println("Done Calibration");
55
56  if (!_radio.init(RADIO_ID,  PIN_RADIO_CE, PIN_RADIO_CSN)) {
57    Serial.println("Cannot communicate with  radio");
58    while (1);
59  }
60
61  _radioData.FromRadioId = RADIO_ID;
62
63}
64
65void  loop() {
66
67  mpu.Execute();
68
69  while (mpu.GetRawAccX() <= -8000) {
70
71    _radioData.Data = 1;
72    sendData();
73    Serial.println("front");
74    mpu.Execute();
75
76  }
77
78  while (mpu.GetRawAccX() >= 8000) {
79
80    _radioData.Data = 2;
81    sendData();
82    Serial.println("back");
83    mpu.Execute();
84
85  }
86
87  while (mpu.GetRawAccY() <= -8000) {
88
89    _radioData.Data = 3;
90    sendData();
91    Serial.println("left");
92    mpu.Execute();
93
94  }
95
96  while (mpu.GetRawAccY() >= 8000) {
97
98    _radioData.Data = 4;
99    sendData();
100    Serial.println("right");
101    mpu.Execute();
102
103  }
104
105  while (mpu.GetRawAccX() < 8000 and mpu.GetRawAccX()  > -8000 and mpu.GetRawAccY() < 8000 and mpu.GetRawAccY() > -8000) {
106
107    _radioData.Data  = 5;
108    sendData();
109    Serial.println("none");
110    mpu.Execute();
111
112  }
113
114}
115
116void sendData(){
117
118  Serial.print("Sending");
119
120  if (_radio.send(DESTINATION_RADIO_ID, &_radioData, sizeof(_radioData))) {
121    Serial.println("...Success");
122  }
123  else {
124    Serial.println("...Failed");
125  }
126
127  mpu.Execute();
128  delay(500);
129
130}