1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*
voice_recogn_8x32 dot matrix
아래 링크에서 LedControl 라이브러리를 다운로드
https://github.com/wayoda/LedControl
www.mcuboard.com
*/
 
 
#include "LedControl.h" // 라이브러리 사용 선언
#include <SoftwareSerial.h> // 소프트웨어 Serial 통신을 하기 위해 라이브러리 사용
 
// Serial 통신핀으로 D11번핀을 Rx로, D10번핀을 Tx로 선언
SoftwareSerial mySerial(2, 3); // 모듈 TX=11번핀 , RX=10번핀 연결
 
// Din 핀을 12번, ClK핀을 11번 CS핀을 10번에 연결, 매트릭스는 1개를 사용 선언
LedControl lc=LedControl(12,11,10,1);
int voice_recogn=0;
 
byte data[5][8]=
{
    // 무표정 이미지
             {
             B11111111,
             B10000001,
             B10100101,
             B10000001,
             B10000001,
             B10111101,
             B10000001,
             B11111111
             },
  // 웃는 표정 이미지
             {
             B11111111,
             B10000001,
             B10100101,
             B10000001,
             B10100101,
             B10111101,
             B10000001,
             B11111111
             },
  // 십자가 모양
             { 
             B00011000,
             B00011000,
             B00011000,
             B11111111,
             B11111111,
             B00011000,
             B00011000,
             B00011000
             },
  // 하트 모양
             {
             B00000000,
             B01100110,
             B11111111,
             B11111111,
             B11111111,
             B01111110,
             B00111100,
             B00011000
             },
  // 동그란 웃는모양             
             {
             B00111100,
             B01000010,
             B10100101,
             B10000001,
             B10100101,
             B10011001,
             B01000010,
             B00111100
             }
};
 
void setup()
{
   Serial.begin(9600); // 통신 속도 9600bps로 PC와 시리얼 통신 시작
   mySerial.begin(9600); // 통신 속도 9600bps로 모듈과 시리얼 통신 시작
   lc.shutdown(0,false); // 0~3번까지 매트릭스 절전모드 해제
   lc.setIntensity(0,8); // 매트릭스의 밝기 선언 0~15의 수
   lc.clearDisplay(0); // 매트릭스 led를 초기화
 
   Serial.println("wait settings are in progress");
   delay(1000);
   mySerial.write(0xAA); // compact mode 사용 
   mySerial.write(0x37); 
   delay(1000);
   mySerial.write(0xAA); // 그룹1 음성 명령어 imported
   mySerial.write(0x21);
    
   Serial.println("The settings are complete");
}
 
void loop() 
{
  while(mySerial.available()) 
  {
    Serial.println("voice input");
    voice_recogn=mySerial.read();
 
    switch(voice_recogn) 
    {
      case 0x11:
      for(int j=0; j<8; j++)
       {
        lc.setRow(0,j,data[0][j]); // 무표정 이미지 출력
       }
      Serial.println("무표정 이미지 출력");
 
       break;
       
      case 0x12:
      for(int j=0; j<8; j++)
       {
        lc.setRow(0,j,data[1][j]); // 웃는 표정 이미지 출력
       }
       Serial.println("웃는 표정 이미지 출력");
 
       break;
 
      case 0x13:
      for(int j=0; j<8; j++)
       {
        lc.setRow(0,j,data[2][j]); // 십자가 모양 이미지 출력
       }
       Serial.println("십자가 모양 이미지 출력");
 
       break;
       
      case 0x14:
      for(int j=0; j<8; j++)
       {
        lc.setRow(0,j,data[3][j]); // 하트 모양 이미지 출력
       }
       Serial.println("하트 모양 이미지 출력");
 
       break;  
            
      case 0x15:
      for(int j=0; j<8; j++)
       {
        lc.setRow(0,j,data[4][j]); // 동그란 웃는 표정 이미지출력
       }
       Serial.println("동글 웃는 이미지 출력");
 
       break;
   }
  }
}
cs