新人贴，dht11+enc28j60+yeelink

blueleafxp

参考了很多谈内外的资料

blueleafxp

1. //#include <OneWire.h>
   
2. #include <EtherCard.h>
   
3. //#include <DallasTemperature.h>
   
4. #define OUT
   
5. // Data wire is plugged into port A5 on the Arduino
   
6. #define ONE_WIRE_BUS A5
   
7. // Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
   
8. //OneWire oneWire(ONE_WIRE_BUS);
   
9. // Pass our oneWire reference to Dallas Temperature.
   
10. //DallasTemperature sensors(&oneWire);
    
11. 
    
12. #include <dht11.h>
    
13. dht11 DHT11;
    
14. #define DHT11PIN 3 //DHT11 PIN 3 连接UNO 3
    
15. 
    
16. 
    
17. #define REQUEST_RATE 15000 // milliseconds
    
18. // ethernet interface mac address
    
19. static byte mymac[] = {
    
20.   0x74,0x69,0x69,0x2D,0x30,0x31 };
    
21. // ethernet interface ip address
    
22. static byte myip[] = {
    
23.   192,168,101,139 };
    
24. // gateway ip address
    
25. static byte gwip[] = {
    
26.   192,168,101,1 };
    
27. // remote dns ip address
    
28. static byte dnsip[] = {
    
29.   192,168,101,1 };
    
30. int mode_id=0;
    
31. // remote website name
    
32. char website[] PROGMEM = "api.yeelink.net";
    
33. char urlBuf[] PROGMEM = "/v1.0/device/xxxx/sensor/xxxx/datapoints";// 用自己的id
    
34. char apiKey[] PROGMEM = "U-ApiKey: xxxxx";
    
35. 
    
36. char urlBuf1[] PROGMEM = "/v1.0/device/xxxx/sensor/xxxx/datapoints";//用自己的key
    
37. 
    
38. 
    
39. 
    
40. byte Ethernet::buffer[400];   // a very small tcp/ip buffer is enough here
    
41. static long timer;
    
42. 
    
43. // called when the client request is complete
    
44. static void my_result_cb (byte status, word off, word len) {
    
45.   Serial.print("<<< reply ");
    
46.   Serial.print(millis() - timer);
    
47.   Serial.println(" ms");
    
48.   Serial.println((const char*) Ethernet::buffer + off);
    
49. }
    
50. 
    
51. void setup () {
    
52.   ///sensors.begin();
    
53.   Serial.begin(57600);
    
54.   Serial.println("\n[getStaticIP]");
    
55. 
    
56.   if (ether.begin(sizeof Ethernet::buffer, mymac) == 0)
    
57.     Serial.println( "Failed to access Ethernet controller");
    
58. 
    
59.   ether.staticSetup(myip, gwip, dnsip);
    
60. 
    
61.   while (ether.clientWaitingGw())
    
62.     ether.packetLoop(ether.packetReceive());
    
63.   Serial.println("Gateway found");
    
64. 
    
65.   timer = - REQUEST_RATE; // start timing out right away
    
66. }
    
67. 
    
68. void loop () {
    
69.   ether.packetLoop(ether.packetReceive());
    
70. 
    
71.   if (millis() > timer + REQUEST_RATE) {
    
72.     timer = millis();
    
73.     Serial.println("\n>>> REQ");
    
74.     static char buf[20],buf1[20];
    
75.     get_send_string(buf,buf1);
    
76.     if (!ether.dnsLookup(website))
    
77.       Serial.println("DNS failed");
    
78.     ether.printIp("Server: ", ether.hisip);
    
79.     switch(mode_id)
    
80.     {
    
81.     case 1:
    
82.         Serial.println("\n>>> temperature");
    
83.     ether.httpPost (urlBuf, website, apiKey, buf, my_result_cb);
    
84.         mode_id--;
    
85.         break;
    
86.     case 0:
    
87.         Serial.println("\n>>> humidity");
    
88.       ether.httpPost (urlBuf1, website, apiKey, buf1, my_result_cb);
    
89.       mode_id++;
    
90.       break;
    
91.       default:
    
92.       mode_id=0;
    
93.       break;
    
94. 
    
95.     }
    
96.    
    
97.   }
    
98. }
    
99. 
    
100. void get_send_string(OUT char *p ,OUT char *p1){
     
101.   
     
102.   int chk = DHT11.read(DHT11PIN);
     
103. // sensors.requestTemperatures();  
     
104.   int Tc_100 =(float) DHT11.temperature*10;
     
105. 
     
106.   int whole, fract;
     
107.   whole = Tc_100/10 ;  // separate off the whole and fractional portions
     
108.   fract = Tc_100 % 10;
     
109.   //whole=35;
     
110.   //fract=3;
     
111.   sprintf(p,"{"value":%d.%d}",whole,fract);
     
112.    int Tc_200 =(float) DHT11.humidity*10;
     
113.     whole = Tc_200/10 ;  // separate off the whole and fractional portions
     
114.   fract = Tc_200 % 10;
     
115.   //whole=35;
     
116.   //fract=3;
     
117.   sprintf(p1,"{"value":%d.%d}",whole,fract);
     
118.   
     
119.   Serial.println(p);
     
120.   Serial.println(p1);
     
121. //  sprintf(p,"{"value":%d}",Tc_100 );
     
122. }
     

复制代码

blueleafxp

// PIN Connections (Using Arduino UNO):
//   VCC -   3.3V
//   GND -    GND
//   SCK - Pin 13
//   SO  - Pin 12
//   SI  - Pin 11
//   CS  - Pin  8

温控用 pin 3
代码里看的到，目前用的是 tp-link做无线客户端模式

pipapi

这贴很好，很有借鉴性，谢谢你的分享，非常有用

a_zhi

谢谢分享，数据传输正常。

wdb_9955

湿度数据如何上传呢？

big8pie

感谢，enc28j60的库太诡异，看了你的例子好多了

gxtyx

enc28j60 ping也是通的，但yeelink没有接收到数据，求解