winwet w7500 / Mbed 2 deprecated Weather_Forecast_Helloworld_WIZwiki-W750

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Dependencies:   Adafruit_GFX WIZnetInterface mbed

Fork of Weather_Forecast_Helloworld_WIZwiki-W7500 by IOP

main.cpp@11:d6285226f186, 2017-04-17 (annotated)

Committer:
joon874
Date:
Mon Apr 17 23:13:18 2017 +0000
Revision:
11:d6285226f186
Parent:
10:961467f6c8db
Child:
12:b390072ae7ea
code update

Who changed what in which revision?

UserRevisionLine numberNew contents of line
joon874 0:5d0d5244d683 1 #include "mbed.h"
joon874 0:5d0d5244d683 2 #include "EthernetInterface.h"
joon874 0:5d0d5244d683 3 #include "Adafruit_SSD1306.h"
joon874 11:d6285226f186 4
joon874 11:d6285226f186 5 // W7500 onboard LED & Init
joon874 11:d6285226f186 6 DigitalOut rled(LED1,1);
joon874 11:d6285226f186 7 DigitalOut gled(LED2,0);
joon874 11:d6285226f186 8 DigitalOut bled(LED3,1);
joon874 0:5d0d5244d683 9
joon874 11:d6285226f186 10 // I2C Class
joon874 11:d6285226f186 11 I2C i2c(PA_10,PA_9);
joon874 11:d6285226f186 12
joon874 11:d6285226f186 13 // OLED Class
joon874 11:d6285226f186 14 Adafruit_SSD1306_I2c gOled(i2c,NC,0x78,64,128);
joon874 11:d6285226f186 15
joon874 11:d6285226f186 16 // Declare Ethernet Class
joon874 11:d6285226f186 17 EthernetInterface eth;
joon874 11:d6285226f186 18
joon874 11:d6285226f186 19 // Declare TCP Connection Class
joon874 11:d6285226f186 20 TCPSocketConnection sock;
joon874 0:5d0d5244d683 21
joon874 0:5d0d5244d683 22
joon874 11:d6285226f186 23 // LED desplay functions
joon874 0:5d0d5244d683 24 void clean(){
joon874 11:d6285226f186 25 rled = 0; gled = 0; bled = 0;
joon874 0:5d0d5244d683 26 }
joon874 0:5d0d5244d683 27 void clouds(){
joon874 11:d6285226f186 28 rled = 1; gled = 1; bled = 1;
joon874 0:5d0d5244d683 29 }
joon874 0:5d0d5244d683 30 void thunderstorm(){
joon874 0:5d0d5244d683 31 while(1){
joon874 11:d6285226f186 32 rled = 0; gled = 0; bled = 0;
joon874 0:5d0d5244d683 33 wait(0.5);
joon874 11:d6285226f186 34 rled = 1; gled = 1; bled = 1;
joon874 0:5d0d5244d683 35 wait(0.5);
joon874 0:5d0d5244d683 36 };
joon874 0:5d0d5244d683 37 }
joon874 0:5d0d5244d683 38 void rain(){
joon874 11:d6285226f186 39 rled = 1; gled = 1; bled = 0;
joon874 0:5d0d5244d683 40 }
joon874 0:5d0d5244d683 41 void mist(){
joon874 0:5d0d5244d683 42 while(1){
joon874 11:d6285226f186 43 rled = 1; gled = 1; bled = 0;
joon874 0:5d0d5244d683 44 wait(0.5);
joon874 11:d6285226f186 45 rled = 1; gled = 1; bled = 1;
joon874 0:5d0d5244d683 46 wait(0.5);
joon874 0:5d0d5244d683 47 };
joon874 0:5d0d5244d683 48 }
joon874 0:5d0d5244d683 49 void haze(){
joon874 11:d6285226f186 50 rled = 0; gled = 1; bled = 0;
joon874 0:5d0d5244d683 51 }
joon874 0:5d0d5244d683 52 void fog(){
joon874 0:5d0d5244d683 53 while(1){
joon874 11:d6285226f186 54 rled = 1; gled = 0; bled = 0;
joon874 0:5d0d5244d683 55 wait(1.0);
joon874 11:d6285226f186 56 rled = 1; gled = 1; bled = 0;
joon874 0:5d0d5244d683 57 wait(1.0);
joon874 0:5d0d5244d683 58 };
joon874 0:5d0d5244d683 59 }
joon874 0:5d0d5244d683 60 void error(){
joon874 11:d6285226f186 61 rled = 1; gled = 1; bled = 1;
joon874 0:5d0d5244d683 62 }
joon874 0:5d0d5244d683 63
joon874 11:d6285226f186 64
joon874 0:5d0d5244d683 65 int main() {
joon874 11:d6285226f186 66
joon874 0:5d0d5244d683 67 int phy_link;
joon874 0:5d0d5244d683 68 printf("Wait a second...\r\n");
joon874 0:5d0d5244d683 69
joon874 11:d6285226f186 70 //--------- Have to modify the mac address-------------
joon874 11:d6285226f186 71 uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0xff, 0xff, 0x25};
joon874 11:d6285226f186 72
joon874 11:d6285226f186 73 eth.init(mac_addr); //Use DHCP
joon874 0:5d0d5244d683 74
joon874 0:5d0d5244d683 75 while(1){
joon874 0:5d0d5244d683 76
joon874 11:d6285226f186 77 eth.connect();
joon874 11:d6285226f186 78
joon874 11:d6285226f186 79 // phy link
joon874 11:d6285226f186 80 do{
joon874 11:d6285226f186 81 phy_link = eth.ethernet_link();
joon874 11:d6285226f186 82 printf("...");
joon874 11:d6285226f186 83 wait(2);
joon874 11:d6285226f186 84 }while(!phy_link);
joon874 11:d6285226f186 85 printf("\r\n");
joon874 11:d6285226f186 86
joon874 11:d6285226f186 87 printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
joon874 11:d6285226f186 88
joon874 11:d6285226f186 89 // TCP socket connect to openweather server
joon874 11:d6285226f186 90 //TCPSocketConnection sock;
joon874 11:d6285226f186 91 sock.connect("api.openweathermap.org", 80);
joon874 11:d6285226f186 92
joon874 11:d6285226f186 93
joon874 11:d6285226f186 94 // GET method, to request weather forecast
joon874 11:d6285226f186 95 //char http_cmd[] = "GET /data/2.5/weather?q=Seoul,kr&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
joon874 11:d6285226f186 96 char http_cmd[] = "GET /data/2.5/weather?q=London,uk&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
joon874 11:d6285226f186 97 //char http_cmd[] = "GET /data/2.5/weather?q=Berlin,de&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
joon874 11:d6285226f186 98
joon874 11:d6285226f186 99 sock.send_all(http_cmd, sizeof(http_cmd)-1);
joon874 11:d6285226f186 100
joon874 11:d6285226f186 101 // get data into buffer
joon874 11:d6285226f186 102 char buffer[2048];
joon874 11:d6285226f186 103 int ret;
joon874 11:d6285226f186 104 while (true) {
joon874 11:d6285226f186 105 ret = sock.receive(buffer, sizeof(buffer)-1);
joon874 11:d6285226f186 106 if (ret <= 0)
joon874 11:d6285226f186 107 break;
joon874 11:d6285226f186 108 buffer[ret] = '\0';
joon874 11:d6285226f186 109 printf("Received %d chars from server: %s\n", ret, buffer);
joon874 11:d6285226f186 110 }
joon874 11:d6285226f186 111 printf("\r\n\r\n");
joon874 11:d6285226f186 112
joon874 11:d6285226f186 113 // parsing current date, weather, city, tempurature
joon874 11:d6285226f186 114 char *date;
joon874 11:d6285226f186 115 char *weather;
joon874 11:d6285226f186 116 char *city;
joon874 11:d6285226f186 117 char *temper;
joon874 11:d6285226f186 118
joon874 11:d6285226f186 119 char cur_date[17] = {0};
joon874 11:d6285226f186 120 char weather_con[15] = {0};
joon874 11:d6285226f186 121 char city_name[10] = {0};
joon874 11:d6285226f186 122 char temper_data[3] = {0};
joon874 0:5d0d5244d683 123
joon874 11:d6285226f186 124 int temp;
joon874 11:d6285226f186 125 int num100, num10, num1;
joon874 11:d6285226f186 126
joon874 11:d6285226f186 127 //parding date
joon874 11:d6285226f186 128 date = strstr(buffer, "Date");
joon874 11:d6285226f186 129 for(int x=0;x<17;x++){
joon874 11:d6285226f186 130 cur_date[x] = date[x+6];
joon874 11:d6285226f186 131 }
joon874 11:d6285226f186 132
joon874 11:d6285226f186 133 // parsing weather condition
joon874 11:d6285226f186 134 weather = strstr(buffer, "main");
joon874 11:d6285226f186 135 for(int i=0; i<15;i++){
joon874 11:d6285226f186 136 weather_con[i] = weather[i+7];
joon874 11:d6285226f186 137 if(weather_con[i] == 34){
joon874 11:d6285226f186 138 weather_con[i] = 0;
joon874 11:d6285226f186 139 break;
joon874 11:d6285226f186 140 }
joon874 11:d6285226f186 141 }
joon874 11:d6285226f186 142
joon874 11:d6285226f186 143 // parsing city name
joon874 11:d6285226f186 144 city = strstr(buffer, "name");
joon874 11:d6285226f186 145 for(int j=0; j<10;j++){
joon874 11:d6285226f186 146 city_name[j] = city[j+7];
joon874 11:d6285226f186 147 if(city_name[j] == 34){
joon874 11:d6285226f186 148 city_name[j] = 0;
joon874 11:d6285226f186 149 break;
joon874 11:d6285226f186 150 }
joon874 11:d6285226f186 151 }
joon874 0:5d0d5244d683 152
joon874 11:d6285226f186 153 //parsing current tempurature
joon874 11:d6285226f186 154 temper = strstr(buffer, "temp");
joon874 11:d6285226f186 155 for(int k=0; k<3;k++){
joon874 11:d6285226f186 156 temper_data[k] = temper[k+6];
joon874 11:d6285226f186 157 }
joon874 11:d6285226f186 158
joon874 11:d6285226f186 159 //kelvin to celius converter
joon874 11:d6285226f186 160 num100 = temper_data[0]- 48;
joon874 11:d6285226f186 161 num10 = temper_data[1] - 48;
joon874 11:d6285226f186 162 num1 = temper_data[2]- 48;
joon874 11:d6285226f186 163 temp = (num100*100 + num10*10 + num1) - 273;
joon874 11:d6285226f186 164
joon874 11:d6285226f186 165 // Debug message
joon874 11:d6285226f186 166 printf("city name : %s\r\n", city_name);
joon874 11:d6285226f186 167 printf("weather : %s\r\n", weather_con);
joon874 11:d6285226f186 168 printf("temperature : %d\r\n\r\n", temp);
joon874 11:d6285226f186 169
joon874 11:d6285226f186 170 // OLED Display
joon874 11:d6285226f186 171 gOled.begin();
joon874 11:d6285226f186 172 gOled.clearDisplay();
joon874 11:d6285226f186 173 gOled.printf("%s\n\n", cur_date);
joon874 11:d6285226f186 174 gOled.printf("City : %s\n", city_name);
joon874 11:d6285226f186 175 gOled.printf("Weather : %s\n", weather_con);
joon874 11:d6285226f186 176 gOled.printf("Temper : %d\n", temp);
joon874 11:d6285226f186 177 gOled.display();
joon874 11:d6285226f186 178 gOled.setTextCursor(0,0);
joon874 11:d6285226f186 179
joon874 11:d6285226f186 180 //LED display rely on weather condition
joon874 11:d6285226f186 181 if(strcmp(weather_con,"Clouds")==0) clouds();
joon874 11:d6285226f186 182 else if(strcmp(weather_con,"Rain")==0) rain();
joon874 11:d6285226f186 183 else if(strcmp(weather_con,"Thunderstorm")==0) thunderstorm();
joon874 11:d6285226f186 184 else if(strcmp(weather_con,"Clean")==0) clean();
joon874 11:d6285226f186 185 else if(strcmp(weather_con,"Mist")==0) mist();
joon874 11:d6285226f186 186 else if(strcmp(weather_con,"Haze")==0) haze();
joon874 11:d6285226f186 187 else if(strcmp(weather_con,"Fog")==0) fog();
joon874 11:d6285226f186 188 else error();
joon874 0:5d0d5244d683 189
joon874 0:5d0d5244d683 190
joon874 11:d6285226f186 191 //Disconnection
joon874 11:d6285226f186 192 sock.close();
joon874 11:d6285226f186 193 eth.disconnect();
joon874 0:5d0d5244d683 194
joon874 11:d6285226f186 195 /*
joon874 11:d6285226f186 196 * everytime in delay, request weather forecast
joon874 11:d6285226f186 197 */
joon874 11:d6285226f186 198 wait(20.0);
joon874 0:5d0d5244d683 199
joon874 0:5d0d5244d683 200 };
joon874 0:5d0d5244d683 201
joon874 0:5d0d5244d683 202 }