本期任务

使用LoRaUNO采集SHT30温湿度数据通过是sx1278 LoRa模组发送到ESPLoRa单项网关，ESPLoRa单项网关获取到温湿度数据上传到点灯科技平台进行展示。可通过点灯科技平台进行数据下发开关指令控制电机和风扇，电机和风扇连接在ESPLoRa单项网关上，从而实现控制。

视频

点击查看【bilibili】

框架

image.png

ESPLoRa接收端

  1. #define BLINKER_WIFI
  2. #define TEXTE_1 "TextKey"
  4. #include <Blinker.h>
  5. #include <U8g2lib.h>
  6. #include <LoRa.h>
  7. #include <SPI.h>
  9. char auth[] = "点灯科技KEY";
  10. char ssid[] = "wifi名称";
  11. char pswd[] = "wifi密码";
  13. U8G2_SSD1306_128X64_NONAME_F_HW_I2C u8g2(U8G2_R2, /* reset=*/U8X8_PIN_NONE, /* clock=*/22, /* data=*/21); // ESP32使用SCL:D22 SDA:D21
  15. //开机画面---显示ESPLoRa图片
  16. const unsigned char bmp1[] U8X8_PROGMEM = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0c,0x80,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0xfc,0x0f,0xff,0x3f,0xff,0x3f,0xf0,0x01,0xc0,0x18,0xfe,0x7f,0x00,0x00,0x00,0x00,0xff,0x8f,0xff,0x3f,0xff,0x7f,0xf0,0x01,0x00,0x00,0xfe,0xff,0x00,0x00,0x00,0x80,0xff,0xcf,0xff,0x3f,0xff,0xff,0xf0,0x01,0x00,0x00,0xfe,0xff,0x01,0x00,0x00,0x80,0x1f,0xc0,0x0f,0x00,0x1f,0xf8,0xf0,0x01,0x00,0x00,0x3e,0xf0,0x03,0x00,0x00,0xc0,0x07,0xc0,0x03,0x00,0x1f,0xf0,0xf0,0x01,0xe0,0x0f,0x3e,0xe0,0x03,0x00,0x00,0xc0,0x07,0xc0,0x03,0x00,0x1f,0xf0,0xf1,0x01,0xf0,0x3f,0x3e,0xe0,0xe3,0x7f,0x00,0xc0,0x03,0xc0,0x03,0x00,0x1f,0xf0,0xf1,0x01,0xf8,0x3e,0x3e,0xf0,0xe1,0xff,0x00,0xc0,0xff,0xcf,0x0f,0x00,0x1f,0xf8,0xf0,0x01,0x3c,0x78,0xfe,0xff,0x01,0xf0,0x01,0xe0,0xff,0x8f,0xff,0x0f,0xff,0xff,0xf0,0x01,0x3c,0x78,0xfe,0xff,0x00,0xe0,0x01,0xc0,0xff,0x0f,0xff,0x1f,0xff,0x7f,0xf0,0x01,0x3c,0x78,0xfe,0xff,0x00,0xe0,0x01,0xc0,0x07,0x00,0x00,0x3f,0xff,0x3f,0xf0,0x01,0x3c,0xf8,0x3e,0xfc,0xe0,0xff,0x01,0xc0,0x07,0x00,0x00,0x3c,0x1f,0x00,0xf0,0x01,0x3c,0x78,0x3e,0xf0,0xf1,0xff,0x01,0xc0,0x07,0x00,0x00,0x7c,0x1f,0x00,0xf0,0x01,0x3c,0x78,0x3e,0xf0,0xf1,0xe0,0x01,0x80,0x3f,0x00,0x00,0x3f,0x1f,0x00,0xe0,0x07,0x3c,0x78,0x3e,0xe0,0xf3,0xe0,0x01,0x80,0xff,0xcf,0xff,0x3f,0x1f,0x00,0xe0,0xff,0xf9,0x3e,0x3e,0xe0,0xf3,0xe0,0x01,0x00,0xff,0xcf,0xff,0x1f,0x1f,0x00,0xc0,0xff,0xf9,0x3f,0x3e,0xe0,0xf3,0xff,0x01,0x00,0xfc,0xcf,0xff,0x0f,0x1f,0x00,0x80,0xff,0xe1,0x0f,0x3e,0xe0,0xe3,0xff,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x18,0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x70,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0e,0x80,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0xe0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xe0,0x3f,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 };
  18. // 水泵开关
  19. BlinkerButton Button1("button");
  20. BlinkerButton Button2("fan");
  21. BlinkerText Text1("text1");
  22. BlinkerText Text2("text2");
  23. //传感器数据
  24. BlinkerNumber TEMP("temp");
  25. BlinkerNumber HUM("hum");
  26. BlinkerNumber RSS("rssi");
  28. //Lora初始化 
  29. #define SS 5
  30. #define RST 14
  31. #define DI0 2
  32. #define BAND 433E6
  34. //传感器初始化
  35. String temperature;
  36. String humidity; 
  37. String RSSI; 
  39. float temp = 0, hum = 0, rssi = 0;
  42. void setup()
  43. {
  44.     Serial.begin(9600);
  45.     u8g2.begin();
  46.     check_lora();    //检查lora
  47.     showStart();    //显示启动界面
  48.     pinMode(27, OUTPUT);
  49.     pinMode(17, OUTPUT);
  50.     pinMode(15, OUTPUT);
  51.     digitalWrite(27, LOW);
  53.     Blinker.begin(auth, ssid, pswd);
  55.     LoRa.setSyncWord(0xA5);    //可以设置信道（范围从0到0xFF）。
  56.     LoRa.setTxPower(20);  
  57.     Serial.println("LoRa Initializing OK!");
  58.     Button1.attach(button1_callback);    
  59.     Button2.attach(button2_callback); 
  60.     Blinker.attachHeartbeat(LORAMESSAGEDATA);//注册一个心跳包
  61.     BLINKER_DEBUG.stream(Serial);
  62.     Blinker.attachDataStorage(dataStorage);
  63. }
  65. void loop()
  66. {  
  67.     Blinker.run();
  69.     Lora_packet();   //接收lora数据包
  71.     u8g2.setFont(u8g2_font_t0_17_tr);
  72.     u8g2.clearBuffer();
  73.     u8g2.drawStr(0,14,"ESPLora Getway");//LORA---具体显示内容
  75.     u8g2.drawLine(1,18,126,18);     //画一条平面直线
  77.     u8g2.drawStr(15,34,"Temp:");
  78.     u8g2.setCursor(63, 34);//
  79.     u8g2.print(temp);
  81.     u8g2.drawStr(15,54,"Humi:");
  82.     u8g2.setCursor(63, 54);
  83.     u8g2.print(hum);
  84.     u8g2.sendBuffer();
  86. }
  88. void dataStorage(){
  89.    Blinker.dataStorage("temp", temp);
  90.    Blinker.dataStorage("hum", hum);
  91.    Blinker.dataStorage("rssi", rssi);
  92. }
  94. // 水泵
  95. void button1_callback(const String & state) {
  96.     BLINKER_LOG("get button state: ", state);
  97.     if (state=="on") {
  98.         digitalWrite(27, HIGH);
  99.         digitalWrite(17, HIGH);
  100.         Text1.print("已打开");        // 反馈开关状态
  101.         Button1.print("on");        
  102.     } else if(state=="off"){
  103.         digitalWrite(27, LOW);
  104.         digitalWrite(17, LOW);
  105.         Text1.print("已关闭");        // 反馈开关状态
  106.         Button1.print("off");        
  107.     }
  108. }
  109. //风扇
  110. void button2_callback(const String & state) {
  111.     BLINKER_LOG("get button2 state: ", state);
  112.     if (state=="on") {
  113.         digitalWrite(15, HIGH);
  114.         Text2.print("已打开");        // 反馈开关状态
  115.         Button2.print("on");        
  116.     } else if(state=="off"){
  117.         digitalWrite(15, LOW);
  118.         Text2.print("已关闭");        // 反馈开关状态
  119.         Button2.print("off");      
  120.     }
  121. }
  123.  // 心跳包函数
  124.  void LORAMESSAGEDATA() {
  126.      TEMP.print(temp);
  127.      HUM.print(hum);
  128.      RSS.print(rssi);
  129.  }
  131. //显示启动动画
  132. void showStart() {
  133.   u8g2.clearBuffer();
  134.   u8g2.drawXBMP(0,0, 128, 64, bmp1);
  135.   u8g2.sendBuffer();
  136.   delay(3000);
  137. }
  139. // 尝试解析数据包
  140. void Lora_packet(){
  141.   int pos1; 
  142.   int packetSize = LoRa.parsePacket();
  143.   if (packetSize) {
  144.     // 如果收到包
  145.     String LoRaData = LoRa.readString();
  146.     //Serial.print(LoRaData);
  147.     //读取数据包
  148.     while (LoRa.available()) {
  149.       Serial.print((char)LoRa.read());
  150.     }
  151.     //读取后开始拆包
  152.     pos1 = LoRaData.indexOf('/');
  153.     //解析后赋值变量
  155.     temperature = LoRaData.substring(0, pos1);
  156.     humidity = LoRaData.substring(pos1 + 1, LoRaData.length());
  157.     RSSI = LoRa.packetRssi();
  159.     temp = temperature.toFloat();
  160.     hum  = humidity.toFloat();
  161.     rssi = RSSI.toFloat();
  162.     TEMP.print(temp);
  163.     HUM.print(hum);
  164.     RSS.print(rssi);
  165.     BLINKER_LOG(temperature);
  166.     BLINKER_LOG(humidity);
  167.     BLINKER_LOG(RSSI);  
  168.   }
  170. }
  172. //检查lora连接是否成功
  173. void check_lora(){
  174.   while (!Serial);
  175.   Serial.println("LoRa Receiver");
  176.   LoRa.setPins(SS, RST, DI0);  
  177.   if (!LoRa.begin(BAND)) {
  178.   Serial.println("Starting LoRa failed!");
  179.     while (1);
  180.   }
  181. }

LoRaUNO发送端

  1. /* oled屏幕声明
  2. 屏幕分辨率
  3. 修改分辨率需要到Adafruit_SSD1306.h库中修改
  4.  */
  6. #include <LoRa.h>
  7. #include <SPI.h>
  8. #include <Arduino.h>
  9. #include <Wire.h>             
  10. #include <Adafruit_GFX.h>      
  11. #include <Adafruit_SSD1306.h>  
  12. #include <Adafruit_SHT31.h>
  13.  //lora模块声明
  14. #define BAND 433E6//Lora信号 
  15. String LoRaMessage = "";//声明发送信息
  17. #define OLED_RESET  -1    // 定义显示复位引脚
  18. Adafruit_SSD1306 display(OLED_RESET);  //初始化Adafruit显示库
  20. // //启动界面
  21. static const uint8_t PROGMEM Starbmp[] = {
  22. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  23. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  24. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  25. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  26. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  27. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  28. 0x00,0x00,0x03,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  29. 0x00,0x00,0x0F,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  30. 0x00,0x00,0x3F,0xC7,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  31. 0x00,0x00,0x7C,0x00,0x7C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  32. 0x00,0x01,0xF0,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  33. 0x00,0x03,0xC0,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  34. 0x00,0x03,0x80,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  35. 0x00,0x03,0x01,0xFF,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  36. 0x00,0x00,0x07,0xFF,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  37. 0x00,0x00,0x0F,0x83,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  38. 0x00,0x00,0x3E,0x00,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  39. 0x00,0x00,0x38,0x00,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  40. 0x00,0x00,0x10,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  41. 0x00,0x00,0x00,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  42. 0x00,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  43. 0x00,0x00,0x01,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  44. 0x01,0xF0,0x03,0xC7,0x87,0xFF,0xC0,0x00,0x03,0xE0,0x3E,0x7E,0x07,0x80,0xFE,0x00,
  45. 0x01,0xF0,0x01,0x01,0x07,0xFF,0xF0,0x00,0x03,0xE0,0x3E,0x7E,0x07,0x83,0xFF,0x80,
  46. 0x01,0xF0,0x00,0x00,0x07,0xFF,0xF0,0x00,0x03,0xE0,0x3E,0x7F,0x07,0x87,0xFF,0xC0,
  47. 0x01,0xF0,0x00,0x00,0x07,0xFF,0xF8,0x00,0x03,0xE0,0x3E,0x7F,0x07,0x8F,0xFF,0xE0,
  48. 0x01,0xF0,0x00,0x00,0x07,0xFF,0xF8,0x00,0x03,0xE0,0x3E,0x7F,0x87,0x8F,0xC7,0xF0,
  49. 0x01,0xF0,0x00,0x3C,0x07,0x80,0xF9,0xFF,0x83,0xE0,0x3E,0x7F,0x87,0x9F,0x83,0xF0,
  50. 0x01,0xF0,0x00,0xFF,0x07,0x80,0xF9,0xFF,0xC3,0xE0,0x3E,0x7F,0xC7,0x9F,0x01,0xF0,
  51. 0x01,0xF0,0x03,0xFF,0x87,0x80,0xF9,0xFF,0xE3,0xE0,0x3E,0x7F,0xC7,0x9F,0x01,0xF0,
  52. 0x01,0xF0,0x03,0xFF,0xC7,0x81,0xF9,0xFF,0xF3,0xE0,0x3E,0x7F,0xC7,0x9F,0x01,0xF8,
  53. 0x01,0xF0,0x07,0xFF,0xC7,0xFF,0xF9,0xFF,0xF3,0xE0,0x3E,0x7F,0xE7,0xBF,0x01,0xF8,
  54. 0x01,0xF0,0x07,0xC3,0xE7,0xFF,0xF0,0x00,0xF3,0xE0,0x3E,0x7D,0xE7,0xBF,0x01,0xF8,
  55. 0x01,0xF0,0x07,0x83,0xE7,0xFF,0xE0,0x7F,0xF3,0xE0,0x3E,0x7D,0xF7,0xBF,0x01,0xF8,
  56. 0x01,0xF0,0x0F,0x83,0xE7,0xFF,0xE0,0xFF,0xF3,0xE0,0x3E,0x7C,0xF7,0x9F,0x01,0xF8,
  57. 0x01,0xF0,0x0F,0x83,0xE7,0xFF,0xF1,0xFF,0xF3,0xE0,0x3E,0x7C,0xFF,0x9F,0x01,0xF8,
  58. 0x01,0xF0,0x0F,0x83,0xE7,0x81,0xF9,0xFF,0xF1,0xE0,0x3E,0x7C,0x7F,0x9F,0x01,0xF0,
  59. 0x01,0xF8,0x07,0x83,0xE7,0x80,0xFB,0xE0,0xF1,0xF0,0x3C,0x7C,0x7F,0x9F,0x81,0xF0,
  60. 0x00,0xFF,0xF7,0xC7,0xE7,0x80,0xFB,0xE0,0xF1,0xF8,0xFC,0x7C,0x3F,0x8F,0xC7,0xF0,
  61. 0x00,0xFF,0xF7,0xFF,0xC7,0x80,0xFB,0xFF,0xF1,0xFF,0xFC,0x7C,0x3F,0x8F,0xFF,0xE0,
  62. 0x00,0x7F,0xF3,0xFF,0xC7,0x80,0xF9,0xFF,0xF0,0xFF,0xF8,0x7C,0x1F,0x87,0xFF,0xC0,
  63. 0x00,0x3F,0xF1,0xFF,0x87,0x80,0xF9,0xFF,0xF0,0x7F,0xF0,0x7C,0x1F,0x83,0xFF,0x80,
  64. 0x00,0x1F,0xF0,0xFE,0x07,0x80,0xFC,0x7F,0xF0,0x1F,0xC0,0x7C,0x1F,0x80,0x7E,0x00,
  65. 0x00,0x00,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  66. 0x00,0x00,0x03,0xC7,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  67. 0x00,0x00,0x01,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  68. 0x00,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  69. 0x00,0x00,0x00,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  70. 0x00,0x00,0x10,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  71. 0x00,0x00,0x38,0x00,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  72. 0x00,0x00,0x3E,0x00,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  73. 0x00,0x00,0x0F,0x83,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  74. 0x00,0x00,0x07,0xFF,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  75. 0x00,0x03,0x01,0xFF,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  76. 0x00,0x03,0x80,0x00,0x03,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  77. 0x00,0x03,0xC0,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  78. 0x00,0x01,0xF0,0x00,0x1E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  79. 0x00,0x00,0x7C,0x00,0x7C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  80. 0x00,0x00,0x3F,0xC7,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  81. 0x00,0x00,0x0F,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  82. 0x00,0x00,0x03,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  83. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  84. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  85. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
  87. };
  89. //sht30地址声明
  90. Adafruit_SHT31 sht31 = Adafruit_SHT31();
  92. unsigned long previousMillis = 0;        // will store last time LED was updated
  94. // constants won't change:
  95. const long interval = 3000;           // interval at which to blink (milliseconds)
  97. void setup(void)
  98. {   
  99.     delay(500);
  100.     Serial.begin(9600);//串口比特率
  101.     pinMode(7, OUTPUT);
  102.     Lora_begin();//输出lora模块
  103.     //使用I2C地址= 0x3C
  104.     //初始化SSD1306 OLED显示器
  105.     display.begin(SSD1306_SWITCHCAPVCC, 0x3C);//需要提前声明地址
  107.    //开启动画
  108.   display.clearDisplay();   // clears the screen and buffer
  109.   display.drawBitmap(0,0,Starbmp,128,64,WHITE);
  110.   display.display();
  111.   delay(2000);
  116.     //初始化BMP180传感器
  117.   if (! sht31.begin(0x44)) {   // Set to 0x45 for alternate i2c addr
  118.     Serial.println("Couldn't find SHT31");
  119.     while (1) delay(1);
  120.   }
  123.     display.clearDisplay();
  124.     display.setTextSize(1);
  125.     display.setTextColor(WHITE, BLACK);
  126.     display.setCursor(35, 0);           
  127.     display.print("LoRa Node");
  128.     display.display(); 
  130.     display.setCursor(10, 10);
  131.     display.print("Tem:");
  133.     display.drawCircle(72, 10, 1, WHITE);
  134.     display.setCursor(74, 10);
  135.     display.print("C");  
  137.     display.setCursor(10, 20);
  138.     display.print("Hum:");
  140.     display.setCursor(74, 20);
  141.     display.print("%");
  143.     display.setCursor(10, 30);
  144.     display.print("Message:");
  145.     display.setCursor(60, 30);
  146.     display.print("SHT30  ok!");
  147.     display.setCursor(60, 40);
  148.     display.print("LoRa   ok!");
  151. }
  153. //初始化lora模块
  154. void Lora_begin()
  155. {
  156.     //初始化Lora
  157.     while (!Serial);
  158.     Serial.println("LoRa Sender");
  160.     //检查lora模块
  161.     if (!LoRa.begin(BAND)) {
  162.     Serial.println("Starting LoRa failed!");
  163.     while (1);
  164.     }
  165.     //没有问题初始化lora发送通道
  166.     LoRa.setSyncWord(0xA5);//可以设置同步字（范围从0到0xFF）。
  167.     LoRa.setTxPower(20);//发射功率
  168. }
  171. void loop()
  172. { 
  173.   float t = sht31.readTemperature();
  174.   float h = sht31.readHumidity();
  175.   display.setCursor(38, 10);
  176.   display.print(t);
  177.   display.setCursor(38, 20);
  178.   display.print(h);
  179.   display.display();
  180.   unsigned long currentMillis = millis();
  182.   if (currentMillis - previousMillis >= interval) {
  183.     // save the last time you blinked the LED
  184.     previousMillis = currentMillis;
  185.     digitalWrite(7,!digitalRead(7));
  186.     LoRaMessage = String(t) + "/" + String(h);
  187.     LoRa.beginPacket();//准备发送信息
  188.     LoRa.print(LoRaMessage);//发送数据
  189.     LoRa.endPacket();//发送完毕
  190.     Serial.print(F("LoRaMessage Sender  succ")); 
  191.     //温度信息
  192.     Serial.print(F("Temp = "));
  193.     Serial.print(t);
  194.     Serial.println(F(" *C"));
  195.     //气压信息  
  196.     Serial.print(F("HUM = "));
  197.     Serial.print(h);
  198.     Serial.println(F("%"));
  199.     Serial.println();
  200.   }
  203. }

界面配置

APP下载：https://www.diandeng.tech/dev

  1. {¨version¨¨2.0.0¨¨config¨{¨headerColor¨¨transparent¨¨headerStyle¨¨dark¨¨background¨{¨img¨¨assets/img/headerbg.jpg¨¨isFull¨«}}¨dashboard¨|{¨type¨¨num¨¨t0¨¨温度¨¨ico¨¨fad fa-tachometer-alt-fast¨¨clr¨¨#FBA613¨¨min¨É¨max¨¢1c¨uni¨¨°C¨¨bg¨É¨cols¨Í¨rows¨Ë¨key¨¨temp¨´x´É´y´Ë¨speech¨|÷¨lstyle¨Ê}{ßCßDßE¨湿度¨ßGßHßI¨#076EEF¨ßKÉßLº0ßM´%´ßOÉßPÍßQËßR¨hum¨´x´Í´y´ËßT|÷ßUÊ}{ßC¨btn¨ßG¨fal fa-power-off¨¨mode¨ÊßE¨开启水泵¨¨t1¨¨文本2¨ßOÉßPËßQËßR¨button¨´x´É´y´ÍßT|÷ßUÊßIßW}{ßC¨tex¨ßE´´ßc¨水泵状态¨¨size¨¤EßOÉßG¨fad fa-faucet-drip¨ßPÍßQËßR¨text1¨´x´Ë´y´ÍßT|÷ßUÌßIßW}{ßC¨cha¨ßOɨsty¨¨line¨ßIßJ¨sty1¨ßm¨clr1¨ßW¨sty2¨ßm¨clr2¨¨#00A90C¨ßPÑßQÌßRßS´x´É´y´ÑßT|÷ßUÉßE¨温度趋势¨¨key0¨ßS¨key1¨´´ßc´´¨key2¨´´¨t2¨´´}{ßCßfßE¨基于EspLoRa温湿度检测¨ßc´´ßh¤EßOÉßG¨far fa-house¨ßPÑßQËßR¨tex-brb¨´x´É´y´ÉßT|÷ßUÏßI¨#EA0909¨}{ßCßfßE´正常´ßc¨工作状态¨ßh¤EßOÉßG¨fad fa-siren¨ßPËßQËßR¨tex-ad0¨´x´Ï´y´ÏßT|÷ßUËßIßr}{ßCßDßE¨RSSI¨ßG¨fad fa-signal¨ßI¨#6010E4¨ßKÉßLº0ßM´dB´ßOÉßPËßQËßR¨rssi¨´x´Ï´y´ÍßT|÷ßUÉ}{ßCßYßGßZßaÊßE¨排风扇¨ßcßdßOÉßPËßQËßR¨fan¨´x´É´y´ÏßT|÷ßUÊßIßr}{ßCßfßE´´ßc¨风扇状态¨ßh¤EßOÉßG¨fad fa-fan-table¨ßPÍßQËßR¨text2¨´x´Ë´y´ÏßT|÷ßUÌßIßr}{ßCßkßOÉßlßmßIßWßnßmßo¨#595959¨ßpßmßq¨#389BEE¨ßPÑßQÌßRßX´x´É´y´¤BßT|÷ßtßXßE¨湿度曲线¨ßUÉ}{ßC¨deb¨ßaÉßOÉßPÑßQÌßR¨debug¨´x´É´y´¤E}÷¨actions¨|÷¨triggers¨|¦¨range¨¨source¨¨source_zh¨¨unit¨‡|ɺ0÷ßSßF´℃´|ɺ0÷ßXßV´%´—{ß1Lßeß1M¨开关状态¨¨state¨|´on´¨off¨÷¨state_zh¨|´开启´´关闭´÷}÷´rt´|÷}

FE17B12B1EE0992B1EAD53EE19504B9E.jpg5CA67A15C5F705B5599D0442ADD14DC2.jpg

45E876F65D4BA02031AC9539A9903CA2.jpg

本章附件

下载地址： https://www.aliyundrive.com/s/Y1oQhQEAqXf