test ADC avec page Web reduite
Dependencies: UIPEthernet mbed FCT_WEB hebergement
Fork of Nucleo_Web_ENC28J60 by
P.S : 1ère mise en fonctionnement de la carte NUCLEO STM32F411RET6
Instruction pour la mise en fonctionnement : https://developer.mbed.org/users/Fo170/notebook/the-stm32-nucleo-64-board/
main.cpp@5:a46a2512e17e, 2015-07-25 (annotated)
- Committer:
- Fo170
- Date:
- Sat Jul 25 17:43:36 2015 +0000
- Revision:
- 5:a46a2512e17e
- Parent:
- 4:d34811deedab
- Child:
- 6:2ce163810c2f
petite mise ? jours du code, pour test
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
hudakz | 0:68a0003c4cb8 | 1 | /* In this example LED1 is switched on/off using a web browser connected to this HTTP server. |
hudakz | 4:d34811deedab | 2 | * The example is based on the Tuxgraphics Web Switch <http://www.tuxgraphics.org/>. |
hudakz | 4:d34811deedab | 3 | * This HTTP server is built around the the ENC28J60 chip |
hudakz | 4:d34811deedab | 4 | * driven by the UIPEthernet library <https://github.com/ntruchsess/arduino_uip> |
hudakz | 0:68a0003c4cb8 | 5 | * ported to mbed. |
hudakz | 0:68a0003c4cb8 | 6 | */ |
hudakz | 0:68a0003c4cb8 | 7 | |
hudakz | 0:68a0003c4cb8 | 8 | #include <mbed.h> |
hudakz | 0:68a0003c4cb8 | 9 | #include <UIPEthernet.h> |
hudakz | 0:68a0003c4cb8 | 10 | #include <UIPServer.h> |
hudakz | 0:68a0003c4cb8 | 11 | #include <UIPClient.h> |
hudakz | 0:68a0003c4cb8 | 12 | #include <string> |
hudakz | 0:68a0003c4cb8 | 13 | |
Fo170 | 5:a46a2512e17e | 14 | DigitalOut myled(LED1); |
Fo170 | 5:a46a2512e17e | 15 | AnalogIn a_in(PC_0); |
Fo170 | 5:a46a2512e17e | 16 | |
hudakz | 0:68a0003c4cb8 | 17 | using namespace std; |
hudakz | 0:68a0003c4cb8 | 18 | |
hudakz | 0:68a0003c4cb8 | 19 | // UIPEthernet is the name of a global instance of UIPEthernetClass. |
hudakz | 0:68a0003c4cb8 | 20 | // Do not change the name! It is used within the UIPEthernet library. |
hudakz | 0:68a0003c4cb8 | 21 | #if defined(TARGET_LPC1768) |
hudakz | 4:d34811deedab | 22 | UIPEthernetClass UIPEthernet(p11, p12, p13, p8); // mosi, miso, sck, cs |
hudakz | 0:68a0003c4cb8 | 23 | #elif defined(TARGET_LPC1114) |
hudakz | 0:68a0003c4cb8 | 24 | UIPEthernetClass UIPEthernet(dp2, dp1, dp6, dp25); // mosi, miso, sck, cs |
hudakz | 0:68a0003c4cb8 | 25 | #elif defined(TARGET_LPC11U68) |
hudakz | 0:68a0003c4cb8 | 26 | UIPEthernetClass UIPEthernet(P0_9, P0_8, P1_29, P0_2); // mosi, miso, sck, cs |
hudakz | 0:68a0003c4cb8 | 27 | #elif defined (TARGET_NUCLEO_F103RB) |
hudakz | 0:68a0003c4cb8 | 28 | UIPEthernetClass UIPEthernet(PB_5, PB_4, PB_3, PB_6); // mosi, miso, sck, cs |
hudakz | 4:d34811deedab | 29 | #elif defined (TARGET_NUCLEO_F401RE) |
hudakz | 4:d34811deedab | 30 | UIPEthernetClass UIPEthernet(PB_5, PB_4, PB_3, PB_6); // mosi, miso, sck, cs |
hudakz | 4:d34811deedab | 31 | #elif defined (TARGET_NUCLEO_F411RE) |
hudakz | 4:d34811deedab | 32 | UIPEthernetClass UIPEthernet(PB_5, PB_4, PB_3, PB_6); // mosi, miso, sck, cs |
hudakz | 4:d34811deedab | 33 | |
hudakz | 4:d34811deedab | 34 | // If your board/plaform is not present yet then uncomment the following two lines and replace TARGET_YOUR_BOARD as appropriate. |
hudakz | 4:d34811deedab | 35 | |
hudakz | 4:d34811deedab | 36 | //#elif defined (TARGET_YOUR_BOARD) |
hudakz | 4:d34811deedab | 37 | //UIPEthernetClass UIPEthernet(SPI_MOSI, SPI_MISO, SPI_SCK, SPI_CS); // mosi, miso, sck, cs |
hudakz | 4:d34811deedab | 38 | |
hudakz | 0:68a0003c4cb8 | 39 | #endif |
hudakz | 0:68a0003c4cb8 | 40 | |
hudakz | 4:d34811deedab | 41 | // Note: |
hudakz | 4:d34811deedab | 42 | // If it happends that any of the SPI_MOSI, SPI_MISO, SPI_SCK, SPI_CS pins collide with LED1 pin |
hudakz | 4:d34811deedab | 43 | // then either use different SPI port (if available on the board) and change the pin names in the constructor UIPEthernet(...) accordingly |
hudakz | 4:d34811deedab | 44 | // or instead of using LED1 pin, select a free pin (not used by SPI port) and connect to it an external LED which is connected to a resitor that is connected to the groud. |
hudakz | 4:d34811deedab | 45 | // In the second case remember to replace LED1 in sw(LED1) constructor (see below). |
hudakz | 4:d34811deedab | 46 | |
hudakz | 0:68a0003c4cb8 | 47 | |
hudakz | 0:68a0003c4cb8 | 48 | // MAC number must be unique within the connected network. Modify as appropriate. |
hudakz | 3:0133517ba02d | 49 | const uint8_t MY_MAC[6] = {0x00,0x01,0x02,0x03,0x04,0x06}; |
Fo170 | 5:a46a2512e17e | 50 | |
hudakz | 0:68a0003c4cb8 | 51 | // IP address must be also unique and compatible with your network. Change as appropriate. |
Fo170 | 5:a46a2512e17e | 52 | const IPAddress MY_IP(192,168,0,170); |
Fo170 | 5:a46a2512e17e | 53 | #define IPAdress_String "192.168.0.170" |
Fo170 | 5:a46a2512e17e | 54 | |
hudakz | 0:68a0003c4cb8 | 55 | const uint16_t MY_PORT = 80; // for HTTP connection |
hudakz | 0:68a0003c4cb8 | 56 | EthernetServer myServer = EthernetServer(MY_PORT); |
hudakz | 0:68a0003c4cb8 | 57 | // In this example we are turning on/off LED1. |
hudakz | 4:d34811deedab | 58 | DigitalOut sw(LED1); // Change LED1 to a pin of your choice. However, make sure that it does not collide with any of the SPI pins already used in the UIPEthernet(...) constructor above! |
hudakz | 0:68a0003c4cb8 | 59 | |
hudakz | 0:68a0003c4cb8 | 60 | const string PASSWORD = "secret"; // change as you like |
hudakz | 0:68a0003c4cb8 | 61 | const string HTTP_OK = "HTTP/1.0 200 OK"; |
hudakz | 0:68a0003c4cb8 | 62 | const string MOVED_PERM = "HTTP/1.0 301 Moved Permanently\r\nLocation: "; |
hudakz | 0:68a0003c4cb8 | 63 | const string UNAUTHORIZED = "HTTP/1.0 401 Unauthorized"; |
hudakz | 0:68a0003c4cb8 | 64 | string httpHeader; // HTTP header |
hudakz | 0:68a0003c4cb8 | 65 | string httpContent; // HTTP content |
hudakz | 0:68a0003c4cb8 | 66 | |
hudakz | 0:68a0003c4cb8 | 67 | |
hudakz | 0:68a0003c4cb8 | 68 | // analyse the url given |
hudakz | 0:68a0003c4cb8 | 69 | // return values: -1 invalid password |
hudakz | 0:68a0003c4cb8 | 70 | // -2 no command given but password valid |
hudakz | 0:68a0003c4cb8 | 71 | // -3 just refresh page |
hudakz | 0:68a0003c4cb8 | 72 | // 0 switch off |
hudakz | 0:68a0003c4cb8 | 73 | // 1 switch on |
hudakz | 0:68a0003c4cb8 | 74 | // |
hudakz | 0:68a0003c4cb8 | 75 | // The string passed to this function will look like this: |
hudakz | 0:68a0003c4cb8 | 76 | // GET /password HTTP/1..... |
hudakz | 0:68a0003c4cb8 | 77 | // GET /password/ HTTP/1..... |
hudakz | 0:68a0003c4cb8 | 78 | // GET /password/?sw=1 HTTP/1..... |
hudakz | 0:68a0003c4cb8 | 79 | // GET /password/?sw=0 HTTP/1..... |
hudakz | 0:68a0003c4cb8 | 80 | |
hudakz | 0:68a0003c4cb8 | 81 | int8_t analyse_get_url(string& str) |
hudakz | 0:68a0003c4cb8 | 82 | { |
hudakz | 0:68a0003c4cb8 | 83 | if(str.substr(5, PASSWORD.size()) != PASSWORD) |
hudakz | 0:68a0003c4cb8 | 84 | return(-1); |
hudakz | 0:68a0003c4cb8 | 85 | |
hudakz | 0:68a0003c4cb8 | 86 | uint8_t pos = 5 + PASSWORD.size(); |
hudakz | 0:68a0003c4cb8 | 87 | |
hudakz | 0:68a0003c4cb8 | 88 | if(str.substr(pos, 1) == " ") |
hudakz | 0:68a0003c4cb8 | 89 | return(-2); |
hudakz | 0:68a0003c4cb8 | 90 | |
hudakz | 0:68a0003c4cb8 | 91 | if(str.substr(pos, 1) != "/") |
hudakz | 0:68a0003c4cb8 | 92 | return(-1); |
hudakz | 0:68a0003c4cb8 | 93 | |
hudakz | 0:68a0003c4cb8 | 94 | pos++; |
hudakz | 0:68a0003c4cb8 | 95 | |
hudakz | 0:68a0003c4cb8 | 96 | string cmd(str.substr(pos, 5)); |
hudakz | 0:68a0003c4cb8 | 97 | |
hudakz | 0:68a0003c4cb8 | 98 | if(cmd == "?sw=0") |
hudakz | 0:68a0003c4cb8 | 99 | return(0); |
hudakz | 0:68a0003c4cb8 | 100 | |
hudakz | 0:68a0003c4cb8 | 101 | if(cmd == "?sw=1") |
hudakz | 0:68a0003c4cb8 | 102 | return(1); |
hudakz | 0:68a0003c4cb8 | 103 | |
hudakz | 0:68a0003c4cb8 | 104 | return(-3); |
hudakz | 0:68a0003c4cb8 | 105 | } |
hudakz | 0:68a0003c4cb8 | 106 | |
hudakz | 0:68a0003c4cb8 | 107 | string& moved_perm(uint8_t flag) |
hudakz | 0:68a0003c4cb8 | 108 | { |
hudakz | 0:68a0003c4cb8 | 109 | if(flag == 1) |
hudakz | 0:68a0003c4cb8 | 110 | httpContent = "/" + PASSWORD + "/"; |
hudakz | 0:68a0003c4cb8 | 111 | else |
hudakz | 0:68a0003c4cb8 | 112 | httpContent = ""; |
hudakz | 0:68a0003c4cb8 | 113 | |
hudakz | 0:68a0003c4cb8 | 114 | httpContent += "<h1>301 Moved Permanently</h1>\r\n"; |
hudakz | 0:68a0003c4cb8 | 115 | |
hudakz | 0:68a0003c4cb8 | 116 | return (httpContent); |
hudakz | 0:68a0003c4cb8 | 117 | } |
hudakz | 0:68a0003c4cb8 | 118 | |
hudakz | 0:68a0003c4cb8 | 119 | string& page(uint8_t status) |
hudakz | 0:68a0003c4cb8 | 120 | { |
Fo170 | 5:a46a2512e17e | 121 | char buffer[32]; |
Fo170 | 5:a46a2512e17e | 122 | char time_stamp[32];//as our lcd is of 16 character it is so |
Fo170 | 5:a46a2512e17e | 123 | //------------- |
Fo170 | 5:a46a2512e17e | 124 | httpContent = "<h2>Web Switch Nucleo-F411RE & ENC28J60 (RTC et ADC) "; |
Fo170 | 5:a46a2512e17e | 125 | httpContent += IPAdress_String "\r\n"; |
Fo170 | 5:a46a2512e17e | 126 | |
Fo170 | 5:a46a2512e17e | 127 | // Test d'image en base64 : |
Fo170 | 5:a46a2512e17e | 128 | // http://webcodertools.com/imagetobase64converter/Create |
Fo170 | 5:a46a2512e17e | 129 | httpContent += "<img alt='' src='data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAAOwwAADsMBx2+oZAAAABp0RVh0U29mdHdhcmUAUGFpbnQuTkVUIHYzLjUuMTAw9HKhAAAAUklEQVQ4T2NggIEGMIBzCTDgSh0cHAjrIcFgiGFoGoCWELYQrgLIgGsg4CtkaTibWNfu378fq2tpHx6EbcAMQ8J6iPU3cpIhbCqaisFpCTwVAwB5lit+0ltbrgAAAABJRU5ErkJggg=='>"; |
Fo170 | 5:a46a2512e17e | 130 | httpContent += "</h2>\r\n"; |
hudakz | 0:68a0003c4cb8 | 131 | |
hudakz | 0:68a0003c4cb8 | 132 | if(status == 1) { |
Fo170 | 5:a46a2512e17e | 133 | httpContent += "<pre>\r\n <font color=#00FF00>ON</font>"; |
hudakz | 0:68a0003c4cb8 | 134 | httpContent += " <a href=\"./?sw=0\">[switch off]</a>\r\n"; |
hudakz | 0:68a0003c4cb8 | 135 | } else { |
Fo170 | 5:a46a2512e17e | 136 | httpContent += "<pre>\r\n <font color=#FF0000>OFF</font>"; |
hudakz | 0:68a0003c4cb8 | 137 | httpContent += " <a href=\"./?sw=1\">[switch on]</a>\r\n"; |
hudakz | 0:68a0003c4cb8 | 138 | } |
hudakz | 0:68a0003c4cb8 | 139 | |
hudakz | 0:68a0003c4cb8 | 140 | httpContent += " <a href=\".\">[refresh status]</a>\r\n"; |
hudakz | 0:68a0003c4cb8 | 141 | httpContent += "</pre>\r\n"; |
hudakz | 0:68a0003c4cb8 | 142 | httpContent += "<hr>\r\n"; |
Fo170 | 5:a46a2512e17e | 143 | //------------- |
Fo170 | 5:a46a2512e17e | 144 | time_t seconds = time(NULL)+ 19800; // time(null) gives the GMT time . |
Fo170 | 5:a46a2512e17e | 145 | // printf("Time as seconds since January 1, 1970 = %d\n", seconds); |
Fo170 | 5:a46a2512e17e | 146 | strftime(time_stamp, 32, "%y %m %d, %H:%M:%Ss", localtime(&seconds)); |
Fo170 | 5:a46a2512e17e | 147 | // this converts the value in seconds obtained above to human readable format and assigns it to the timestamp |
Fo170 | 5:a46a2512e17e | 148 | sprintf(buffer, "%s", time_stamp);// diplays the human readable time |
Fo170 | 5:a46a2512e17e | 149 | httpContent += buffer; |
Fo170 | 5:a46a2512e17e | 150 | httpContent += "\r\n"; |
Fo170 | 5:a46a2512e17e | 151 | httpContent += "<hr>\r\n"; |
Fo170 | 5:a46a2512e17e | 152 | //---------------- |
Fo170 | 5:a46a2512e17e | 153 | httpContent += "Temperature: "; |
Fo170 | 5:a46a2512e17e | 154 | sprintf(buffer, "%4.3f", a_in * 3.3); |
Fo170 | 5:a46a2512e17e | 155 | httpContent += buffer; |
Fo170 | 5:a46a2512e17e | 156 | httpContent += "°C\r\n"; |
Fo170 | 5:a46a2512e17e | 157 | httpContent += "<hr>\r\n"; |
Fo170 | 5:a46a2512e17e | 158 | //----------- |
Fo170 | 5:a46a2512e17e | 159 | wait(1); |
hudakz | 0:68a0003c4cb8 | 160 | return httpContent; |
hudakz | 0:68a0003c4cb8 | 161 | } |
hudakz | 0:68a0003c4cb8 | 162 | |
hudakz | 0:68a0003c4cb8 | 163 | void http_send(EthernetClient& client, string& header, string& content) |
hudakz | 0:68a0003c4cb8 | 164 | { |
hudakz | 0:68a0003c4cb8 | 165 | char content_length[5] = {}; |
hudakz | 0:68a0003c4cb8 | 166 | |
hudakz | 2:76f339a1ba9b | 167 | header += "\r\nContent-Type: text/html\r\n"; |
hudakz | 0:68a0003c4cb8 | 168 | header += "Content-Length: "; |
hudakz | 0:68a0003c4cb8 | 169 | sprintf(content_length, "%d", content.length()); |
hudakz | 0:68a0003c4cb8 | 170 | header += string(content_length) + "\r\n"; |
hudakz | 0:68a0003c4cb8 | 171 | header += "Pragma: no-cache\r\n"; |
hudakz | 0:68a0003c4cb8 | 172 | header += "Connection: About to close\r\n"; |
hudakz | 0:68a0003c4cb8 | 173 | header += "\r\n"; |
hudakz | 0:68a0003c4cb8 | 174 | string webpage = header + content; |
hudakz | 0:68a0003c4cb8 | 175 | client.write((uint8_t*)webpage.c_str(),webpage.length()); |
hudakz | 0:68a0003c4cb8 | 176 | } |
hudakz | 0:68a0003c4cb8 | 177 | |
hudakz | 0:68a0003c4cb8 | 178 | int main() |
Fo170 | 5:a46a2512e17e | 179 | { |
Fo170 | 5:a46a2512e17e | 180 | // RTC |
Fo170 | 5:a46a2512e17e | 181 | set_time(1387188323); // Set RTC time to 16 December 2013 10:05:23 UTC |
Fo170 | 5:a46a2512e17e | 182 | // Date and time are set. |
Fo170 | 5:a46a2512e17e | 183 | |
Fo170 | 5:a46a2512e17e | 184 | |
hudakz | 3:0133517ba02d | 185 | UIPEthernet.begin(MY_MAC,MY_IP); |
hudakz | 0:68a0003c4cb8 | 186 | myServer.begin(); |
hudakz | 0:68a0003c4cb8 | 187 | while(1) { |
hudakz | 0:68a0003c4cb8 | 188 | EthernetClient client = myServer.available(); |
hudakz | 0:68a0003c4cb8 | 189 | if (client) { |
hudakz | 0:68a0003c4cb8 | 190 | size_t size = client.available(); |
hudakz | 0:68a0003c4cb8 | 191 | if(size > 0) { |
hudakz | 0:68a0003c4cb8 | 192 | uint8_t* buf = (uint8_t*)malloc(size); |
hudakz | 0:68a0003c4cb8 | 193 | size = client.read(buf, size); |
hudakz | 0:68a0003c4cb8 | 194 | string received((char*)buf); |
hudakz | 0:68a0003c4cb8 | 195 | free(buf); |
hudakz | 0:68a0003c4cb8 | 196 | if(received.substr(0, 3) != "GET") { |
hudakz | 0:68a0003c4cb8 | 197 | // head, post or other method |
hudakz | 0:68a0003c4cb8 | 198 | // for possible status codes see: |
hudakz | 0:68a0003c4cb8 | 199 | // http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html |
hudakz | 0:68a0003c4cb8 | 200 | httpHeader = HTTP_OK; |
hudakz | 0:68a0003c4cb8 | 201 | httpContent = "<h1>200 OK</h1>"; |
hudakz | 0:68a0003c4cb8 | 202 | http_send(client, httpHeader, httpContent); |
hudakz | 0:68a0003c4cb8 | 203 | continue; |
hudakz | 0:68a0003c4cb8 | 204 | } |
hudakz | 0:68a0003c4cb8 | 205 | |
hudakz | 0:68a0003c4cb8 | 206 | if(received.substr(0, 6) == "GET / ") { |
hudakz | 0:68a0003c4cb8 | 207 | httpHeader = HTTP_OK; |
hudakz | 0:68a0003c4cb8 | 208 | httpContent = "<p>Usage: http://host_or_ip/password</p>\r\n"; |
hudakz | 0:68a0003c4cb8 | 209 | http_send(client, httpHeader, httpContent); |
hudakz | 0:68a0003c4cb8 | 210 | continue; |
hudakz | 0:68a0003c4cb8 | 211 | } |
hudakz | 0:68a0003c4cb8 | 212 | |
hudakz | 0:68a0003c4cb8 | 213 | int cmd = analyse_get_url(received); |
hudakz | 0:68a0003c4cb8 | 214 | |
hudakz | 0:68a0003c4cb8 | 215 | if(cmd == -2) { |
hudakz | 0:68a0003c4cb8 | 216 | // redirect to the right base url |
hudakz | 0:68a0003c4cb8 | 217 | httpHeader = MOVED_PERM; |
hudakz | 0:68a0003c4cb8 | 218 | http_send(client, httpHeader, moved_perm(1)); |
hudakz | 0:68a0003c4cb8 | 219 | continue; |
hudakz | 0:68a0003c4cb8 | 220 | } |
hudakz | 0:68a0003c4cb8 | 221 | |
hudakz | 0:68a0003c4cb8 | 222 | if(cmd == -1) { |
hudakz | 0:68a0003c4cb8 | 223 | httpHeader = UNAUTHORIZED; |
hudakz | 0:68a0003c4cb8 | 224 | httpContent = "<h1>401 Unauthorized</h1>"; |
hudakz | 0:68a0003c4cb8 | 225 | http_send(client, httpHeader, httpContent); |
hudakz | 0:68a0003c4cb8 | 226 | continue; |
hudakz | 0:68a0003c4cb8 | 227 | } |
hudakz | 0:68a0003c4cb8 | 228 | |
hudakz | 0:68a0003c4cb8 | 229 | if(cmd == 1) { |
hudakz | 0:68a0003c4cb8 | 230 | sw = 1; // switch on |
hudakz | 0:68a0003c4cb8 | 231 | } |
hudakz | 0:68a0003c4cb8 | 232 | |
hudakz | 0:68a0003c4cb8 | 233 | if(cmd == 0) { |
hudakz | 0:68a0003c4cb8 | 234 | sw = 0; // switch off |
hudakz | 0:68a0003c4cb8 | 235 | } |
hudakz | 0:68a0003c4cb8 | 236 | |
hudakz | 0:68a0003c4cb8 | 237 | httpHeader = HTTP_OK; |
hudakz | 0:68a0003c4cb8 | 238 | http_send(client, httpHeader, page(sw)); |
hudakz | 0:68a0003c4cb8 | 239 | } |
hudakz | 0:68a0003c4cb8 | 240 | } |
hudakz | 0:68a0003c4cb8 | 241 | } |
hudakz | 0:68a0003c4cb8 | 242 | } |
hudakz | 0:68a0003c4cb8 | 243 | |
hudakz | 3:0133517ba02d | 244 |