dongok lim / Mbed 2 deprecated Weather_Forecast_Helloworld_WIZwiki-W750

Lan OLED

Dependencies:   Adafruit_GFX WIZnetInterface mbed

Fork of Weather_Forecast_Helloworld_WIZwiki-W7500 by IOP

main.cpp@14:4f2579fd3043, 2017-04-18 (annotated)

Committer:
IoTstudy
Date:
Tue Apr 18 08:58:58 2017 +0000
Revision:
14:4f2579fd3043
Parent:
13:6396875b2889 
IoT LAN

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-------------
IoTstudy 14:4f2579fd3043 71 // 0 1 2 3 4 5
IoTstudy 14:4f2579fd3043 72 uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0xff, 0xff, 0x15};
IoTstudy 14:4f2579fd3043 73 // 0~2 회사코드.
IoTstudy 14:4f2579fd3043 74
joon874 11:d6285226f186 75
joon874 11:d6285226f186 76 eth.init(mac_addr); //Use DHCP
joon874 0:5d0d5244d683 77
joon874 0:5d0d5244d683 78 while(1){
joon874 11:d6285226f186 79
joon874 11:d6285226f186 80 // phy link
joon874 11:d6285226f186 81 do{
joon874 11:d6285226f186 82 phy_link = eth.ethernet_link();
joon874 11:d6285226f186 83 printf("...");
joon874 11:d6285226f186 84 wait(2);
joon874 11:d6285226f186 85 }while(!phy_link);
joon874 11:d6285226f186 86 printf("\r\n");
joon874 12:b390072ae7ea 87
joon874 12:b390072ae7ea 88 eth.connect();
joon874 11:d6285226f186 89
joon874 13:6396875b2889 90 printf("IP Address is %s\r\n\r\n", eth.getIPAddress());
joon874 13:6396875b2889 91 printf("MASK Address is %s\r\n\r\n", eth.getNetworkMask());
joon874 13:6396875b2889 92 printf("GATEWAY Address is %s\r\n\r\n", eth.getGateway());
joon874 13:6396875b2889 93 printf("MAC Address is %s\r\n\r\n", eth.getMACAddress());
joon874 11:d6285226f186 94
joon874 11:d6285226f186 95 // TCP socket connect to openweather server
joon874 11:d6285226f186 96 //TCPSocketConnection sock;
joon874 11:d6285226f186 97 sock.connect("api.openweathermap.org", 80);
joon874 11:d6285226f186 98
joon874 11:d6285226f186 99
joon874 11:d6285226f186 100 // GET method, to request weather forecast
joon874 11:d6285226f186 101 //char http_cmd[] = "GET /data/2.5/weather?q=Seoul,kr&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
IoTstudy 14:4f2579fd3043 102 char http_cmd[] = "GET /data/2.5/weather?q=London,uk&appid=be22367918cefc57bf4b4735bcbaf052 HTTP/1.0\n\n";
IoTstudy 14:4f2579fd3043 103
IoTstudy 14:4f2579fd3043 104 // be22367918cefc57bf4b4735bcbaf052
joon874 11:d6285226f186 105 //char http_cmd[] = "GET /data/2.5/weather?q=Berlin,de&appid=a0ca47dd7f6066404629b3e1ad728981 HTTP/1.0\n\n";
joon874 11:d6285226f186 106
joon874 11:d6285226f186 107 sock.send_all(http_cmd, sizeof(http_cmd)-1);
joon874 11:d6285226f186 108
joon874 11:d6285226f186 109 // get data into buffer
joon874 11:d6285226f186 110 char buffer[2048];
joon874 11:d6285226f186 111 int ret;
joon874 11:d6285226f186 112 while (true) {
joon874 11:d6285226f186 113 ret = sock.receive(buffer, sizeof(buffer)-1);
joon874 11:d6285226f186 114 if (ret <= 0)
joon874 11:d6285226f186 115 break;
joon874 11:d6285226f186 116 buffer[ret] = '\0';
joon874 11:d6285226f186 117 printf("Received %d chars from server: %s\n", ret, buffer);
joon874 11:d6285226f186 118 }
joon874 11:d6285226f186 119 printf("\r\n\r\n");
joon874 11:d6285226f186 120
joon874 11:d6285226f186 121 // parsing current date, weather, city, tempurature
joon874 11:d6285226f186 122 char *date;
joon874 11:d6285226f186 123 char *weather;
joon874 11:d6285226f186 124 char *city;
joon874 11:d6285226f186 125 char *temper;
joon874 11:d6285226f186 126
joon874 11:d6285226f186 127 char cur_date[17] = {0};
joon874 11:d6285226f186 128 char weather_con[15] = {0};
joon874 11:d6285226f186 129 char city_name[10] = {0};
joon874 11:d6285226f186 130 char temper_data[3] = {0};
joon874 0:5d0d5244d683 131
joon874 11:d6285226f186 132 int temp;
joon874 11:d6285226f186 133 int num100, num10, num1;
joon874 11:d6285226f186 134
joon874 11:d6285226f186 135 //parding date
joon874 11:d6285226f186 136 date = strstr(buffer, "Date");
joon874 11:d6285226f186 137 for(int x=0;x<17;x++){
joon874 11:d6285226f186 138 cur_date[x] = date[x+6];
joon874 11:d6285226f186 139 }
joon874 11:d6285226f186 140
joon874 11:d6285226f186 141 // parsing weather condition
joon874 11:d6285226f186 142 weather = strstr(buffer, "main");
joon874 11:d6285226f186 143 for(int i=0; i<15;i++){
joon874 11:d6285226f186 144 weather_con[i] = weather[i+7];
joon874 11:d6285226f186 145 if(weather_con[i] == 34){
joon874 11:d6285226f186 146 weather_con[i] = 0;
joon874 11:d6285226f186 147 break;
joon874 11:d6285226f186 148 }
joon874 11:d6285226f186 149 }
joon874 11:d6285226f186 150
joon874 11:d6285226f186 151 // parsing city name
joon874 11:d6285226f186 152 city = strstr(buffer, "name");
joon874 11:d6285226f186 153 for(int j=0; j<10;j++){
joon874 11:d6285226f186 154 city_name[j] = city[j+7];
joon874 11:d6285226f186 155 if(city_name[j] == 34){
joon874 11:d6285226f186 156 city_name[j] = 0;
joon874 11:d6285226f186 157 break;
joon874 11:d6285226f186 158 }
joon874 11:d6285226f186 159 }
joon874 0:5d0d5244d683 160
joon874 11:d6285226f186 161 //parsing current tempurature
joon874 11:d6285226f186 162 temper = strstr(buffer, "temp");
joon874 11:d6285226f186 163 for(int k=0; k<3;k++){
joon874 11:d6285226f186 164 temper_data[k] = temper[k+6];
joon874 11:d6285226f186 165 }
joon874 11:d6285226f186 166
joon874 11:d6285226f186 167 //kelvin to celius converter
joon874 11:d6285226f186 168 num100 = temper_data[0]- 48;
joon874 11:d6285226f186 169 num10 = temper_data[1] - 48;
joon874 11:d6285226f186 170 num1 = temper_data[2]- 48;
joon874 11:d6285226f186 171 temp = (num100*100 + num10*10 + num1) - 273;
joon874 11:d6285226f186 172
joon874 11:d6285226f186 173 // Debug message
joon874 11:d6285226f186 174 printf("city name : %s\r\n", city_name);
joon874 11:d6285226f186 175 printf("weather : %s\r\n", weather_con);
joon874 11:d6285226f186 176 printf("temperature : %d\r\n\r\n", temp);
joon874 11:d6285226f186 177
joon874 11:d6285226f186 178 // OLED Display
joon874 11:d6285226f186 179 gOled.begin();
joon874 11:d6285226f186 180 gOled.clearDisplay();
joon874 11:d6285226f186 181 gOled.printf("%s\n\n", cur_date);
joon874 11:d6285226f186 182 gOled.printf("City : %s\n", city_name);
joon874 11:d6285226f186 183 gOled.printf("Weather : %s\n", weather_con);
joon874 11:d6285226f186 184 gOled.printf("Temper : %d\n", temp);
joon874 11:d6285226f186 185 gOled.display();
joon874 11:d6285226f186 186 gOled.setTextCursor(0,0);
joon874 11:d6285226f186 187
joon874 11:d6285226f186 188 //LED display rely on weather condition
joon874 11:d6285226f186 189 if(strcmp(weather_con,"Clouds")==0) clouds();
joon874 11:d6285226f186 190 else if(strcmp(weather_con,"Rain")==0) rain();
joon874 11:d6285226f186 191 else if(strcmp(weather_con,"Thunderstorm")==0) thunderstorm();
joon874 11:d6285226f186 192 else if(strcmp(weather_con,"Clean")==0) clean();
joon874 11:d6285226f186 193 else if(strcmp(weather_con,"Mist")==0) mist();
joon874 11:d6285226f186 194 else if(strcmp(weather_con,"Haze")==0) haze();
joon874 11:d6285226f186 195 else if(strcmp(weather_con,"Fog")==0) fog();
joon874 11:d6285226f186 196 else error();
joon874 0:5d0d5244d683 197
joon874 0:5d0d5244d683 198
joon874 11:d6285226f186 199 //Disconnection
joon874 11:d6285226f186 200 sock.close();
joon874 11:d6285226f186 201 eth.disconnect();
joon874 0:5d0d5244d683 202
joon874 11:d6285226f186 203 /*
joon874 11:d6285226f186 204 * everytime in delay, request weather forecast
joon874 11:d6285226f186 205 */
joon874 11:d6285226f186 206 wait(20.0);
joon874 0:5d0d5244d683 207
joon874 0:5d0d5244d683 208 };
joon874 0:5d0d5244d683 209
joon874 0:5d0d5244d683 210 }