![](/media/cache/img/default_profile.jpg.50x50_q85.jpg)
.
Dependencies: BME280 BMP280 TextLCD mbed
Fork of CW_watchdog_09012018_copy by
net.h@6:f95438838ece, 2018-01-10 (annotated)
- Committer:
- FranciscoSalle
- Date:
- Wed Jan 10 01:27:01 2018 +0000
- Revision:
- 6:f95438838ece
.;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
FranciscoSalle | 6:f95438838ece | 1 | #if !FEATURE_LWIP |
FranciscoSalle | 6:f95438838ece | 2 | #error [NOT_SUPPORTED] LWIP not supported for this target |
FranciscoSalle | 6:f95438838ece | 3 | #endif |
FranciscoSalle | 6:f95438838ece | 4 | |
FranciscoSalle | 6:f95438838ece | 5 | #include "mbed.h" |
FranciscoSalle | 6:f95438838ece | 6 | #include "EthernetInterface.h" |
FranciscoSalle | 6:f95438838ece | 7 | #include "TCPServer.h" |
FranciscoSalle | 6:f95438838ece | 8 | #include "TCPSocket.h" |
FranciscoSalle | 6:f95438838ece | 9 | #include "sd.h" |
FranciscoSalle | 6:f95438838ece | 10 | #include <iostream> |
FranciscoSalle | 6:f95438838ece | 11 | #include <string> |
FranciscoSalle | 6:f95438838ece | 12 | |
FranciscoSalle | 6:f95438838ece | 13 | #define HTTP_STATUS_LINE "HTTP/1.0 200 OK" |
FranciscoSalle | 6:f95438838ece | 14 | #define HTTP_HEADER_FIELDS "Content-Type: text/html; charset=utf-8" |
FranciscoSalle | 6:f95438838ece | 15 | #define HTTP_MESSAGE_BODY1 "" \ |
FranciscoSalle | 6:f95438838ece | 16 | "<html>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 17 | " <body style=\"display:flex;text-align:center\">" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 18 | " <div style=\"margin:auto\">" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 19 | " <h1>Hello World</h1>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 20 | " <p>The LDR value is " |
FranciscoSalle | 6:f95438838ece | 21 | #define HTTP_MESSAGE_BODY2 "" \ |
FranciscoSalle | 6:f95438838ece | 22 | "</p>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 23 | " <p1>The Temperature value is" |
FranciscoSalle | 6:f95438838ece | 24 | #define HTTP_MESSAGE_BODY6 "" \ |
FranciscoSalle | 6:f95438838ece | 25 | "</p1>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 26 | " <p2>The Pressure value is " |
FranciscoSalle | 6:f95438838ece | 27 | #define HTTP_MESSAGE_BODY4 "" \ |
FranciscoSalle | 6:f95438838ece | 28 | "</p2>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 29 | " </div>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 30 | " </body>" "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 31 | "</html>" |
FranciscoSalle | 6:f95438838ece | 32 | |
FranciscoSalle | 6:f95438838ece | 33 | #define HTTP_RESPONSE HTTP_STATUS_LINE "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 34 | HTTP_HEADER_FIELDS "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 35 | "\r\n" \ |
FranciscoSalle | 6:f95438838ece | 36 | HTTP_MESSAGE_BODY "\r\n" |
FranciscoSalle | 6:f95438838ece | 37 | |
FranciscoSalle | 6:f95438838ece | 38 | #define IP "10.0.0.1" |
FranciscoSalle | 6:f95438838ece | 39 | #define NETMASK "255.0.0.0" |
FranciscoSalle | 6:f95438838ece | 40 | #define GATEWAY "10.0.0.1" |
FranciscoSalle | 6:f95438838ece | 41 | |
FranciscoSalle | 6:f95438838ece | 42 | //BMP280 bmp(D14,D15,0x76); |
FranciscoSalle | 6:f95438838ece | 43 | //AnalogIn ldr(PA_0); |
FranciscoSalle | 6:f95438838ece | 44 | //Mutex stdio_mutex; |
FranciscoSalle | 6:f95438838ece | 45 | |
FranciscoSalle | 6:f95438838ece | 46 | void network() |
FranciscoSalle | 6:f95438838ece | 47 | { |
FranciscoSalle | 6:f95438838ece | 48 | //printf("Basic HTTP server example\n"); |
FranciscoSalle | 6:f95438838ece | 49 | //Configure an ethernet connection |
FranciscoSalle | 6:f95438838ece | 50 | |
FranciscoSalle | 6:f95438838ece | 51 | EthernetInterface eth; |
FranciscoSalle | 6:f95438838ece | 52 | eth.set_network(IP, NETMASK, GATEWAY); |
FranciscoSalle | 6:f95438838ece | 53 | eth.connect(); |
FranciscoSalle | 6:f95438838ece | 54 | //stdio_mutex.lock(); |
FranciscoSalle | 6:f95438838ece | 55 | printf("The target IP address is '%s'\n", eth.get_ip_address()); |
FranciscoSalle | 6:f95438838ece | 56 | //stdio_mutex.unlock(); |
FranciscoSalle | 6:f95438838ece | 57 | //Now setup a web server |
FranciscoSalle | 6:f95438838ece | 58 | TCPServer srv; //TCP/IP Server |
FranciscoSalle | 6:f95438838ece | 59 | TCPSocket clt_sock; //Socket for communication |
FranciscoSalle | 6:f95438838ece | 60 | SocketAddress clt_addr; //Address of incoming connection |
FranciscoSalle | 6:f95438838ece | 61 | |
FranciscoSalle | 6:f95438838ece | 62 | /* Open the server on ethernet stack */ |
FranciscoSalle | 6:f95438838ece | 63 | srv.open(ð); |
FranciscoSalle | 6:f95438838ece | 64 | |
FranciscoSalle | 6:f95438838ece | 65 | /* Bind the HTTP port (TCP 80) to the server */ |
FranciscoSalle | 6:f95438838ece | 66 | srv.bind(eth.get_ip_address(), 80); |
FranciscoSalle | 6:f95438838ece | 67 | |
FranciscoSalle | 6:f95438838ece | 68 | /* Can handle 5 simultaneous connections */ |
FranciscoSalle | 6:f95438838ece | 69 | srv.listen(5); |
FranciscoSalle | 6:f95438838ece | 70 | //while (true) { |
FranciscoSalle | 6:f95438838ece | 71 | using namespace std; |
FranciscoSalle | 6:f95438838ece | 72 | //Block and wait on an incoming connection |
FranciscoSalle | 6:f95438838ece | 73 | srv.accept(&clt_sock, &clt_addr); |
FranciscoSalle | 6:f95438838ece | 74 | //printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port()); |
FranciscoSalle | 6:f95438838ece | 75 | |
FranciscoSalle | 6:f95438838ece | 76 | //Uses a C++ string to make it easier to concatinate |
FranciscoSalle | 6:f95438838ece | 77 | string response; |
FranciscoSalle | 6:f95438838ece | 78 | //This is a C string |
FranciscoSalle | 6:f95438838ece | 79 | char ldr_str[64]; |
FranciscoSalle | 6:f95438838ece | 80 | |
FranciscoSalle | 6:f95438838ece | 81 | //Read the LDR value |
FranciscoSalle | 6:f95438838ece | 82 | float u = 7; |
FranciscoSalle | 6:f95438838ece | 83 | |
FranciscoSalle | 6:f95438838ece | 84 | //Convert to a C String |
FranciscoSalle | 6:f95438838ece | 85 | sprintf(ldr_str, "%5.3f", u ); |
FranciscoSalle | 6:f95438838ece | 86 | //printf("LDR: %5.3f\n\r", u); |
FranciscoSalle | 6:f95438838ece | 87 | |
FranciscoSalle | 6:f95438838ece | 88 | string response1,response2; |
FranciscoSalle | 6:f95438838ece | 89 | float tempr, pressurer; |
FranciscoSalle | 6:f95438838ece | 90 | tempr = 64; |
FranciscoSalle | 6:f95438838ece | 91 | pressurer = 322; |
FranciscoSalle | 6:f95438838ece | 92 | char data_temp[64] , data_press[64]; |
FranciscoSalle | 6:f95438838ece | 93 | //tempf = bmp.getTemperature(); |
FranciscoSalle | 6:f95438838ece | 94 | //pressuref = bmp.getPressure(); |
FranciscoSalle | 6:f95438838ece | 95 | sprintf(data_temp, "%5.3f", tempr ); |
FranciscoSalle | 6:f95438838ece | 96 | sprintf(data_press, "%5.3f", pressurer ); |
FranciscoSalle | 6:f95438838ece | 97 | |
FranciscoSalle | 6:f95438838ece | 98 | |
FranciscoSalle | 6:f95438838ece | 99 | |
FranciscoSalle | 6:f95438838ece | 100 | //Build the C++ string response |
FranciscoSalle | 6:f95438838ece | 101 | response = HTTP_MESSAGE_BODY1; |
FranciscoSalle | 6:f95438838ece | 102 | response += ldr_str; |
FranciscoSalle | 6:f95438838ece | 103 | response += HTTP_MESSAGE_BODY2; |
FranciscoSalle | 6:f95438838ece | 104 | |
FranciscoSalle | 6:f95438838ece | 105 | |
FranciscoSalle | 6:f95438838ece | 106 | response1 += data_temp; |
FranciscoSalle | 6:f95438838ece | 107 | response1 += HTTP_MESSAGE_BODY6; |
FranciscoSalle | 6:f95438838ece | 108 | |
FranciscoSalle | 6:f95438838ece | 109 | |
FranciscoSalle | 6:f95438838ece | 110 | response2 += data_press; |
FranciscoSalle | 6:f95438838ece | 111 | response2 += HTTP_MESSAGE_BODY4; |
FranciscoSalle | 6:f95438838ece | 112 | |
FranciscoSalle | 6:f95438838ece | 113 | |
FranciscoSalle | 6:f95438838ece | 114 | //Send static HTML response (as a C string) |
FranciscoSalle | 6:f95438838ece | 115 | clt_sock.send(response.c_str(), response.size()+6); |
FranciscoSalle | 6:f95438838ece | 116 | clt_sock.send(response1.c_str(), response1.size()+6); |
FranciscoSalle | 6:f95438838ece | 117 | clt_sock.send(response2.c_str(), response2.size()+6); |
FranciscoSalle | 6:f95438838ece | 118 | //} |
FranciscoSalle | 6:f95438838ece | 119 | } |