データの保存、更新、取得ができるWebサービス「milkcocoa」に接続し、データのプッシュ、送信、取得ができるライブラリを使ったサンプルです。 https://mlkcca.com/
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main.cpp
00001 #include "mbed.h" 00002 #include "MQTTESP8266.h" 00003 #include "MQTTClient.h" 00004 #include "SoftSerialSendOnry.h" 00005 #include "Milkcocoa.h" 00006 #include "MClient.h" 00007 00008 // The default setting is for the Simple IoT Board(mbed LPC1114FN28) 00009 // Please change to fit the platform 00010 SoftSerialSendOnry pc(dp10); // tx 00011 DigitalOut myled(dp18); 00012 00013 /************************* WiFi Access Point *********************************/ 00014 00015 #define WLAN_SSID "...SSID..." 00016 #define WLAN_PASS "...PASS..." 00017 00018 /************************* Your Milkcocoa Setup *********************************/ 00019 00020 #define MILKCOCOA_APP_ID "...YOUR_MILKCOCOA_APP_ID..." 00021 #define MILKCOCOA_DATASTORE "esp8266" 00022 00023 /************* Milkcocoa Setup (you don't need to change this!) ******************/ 00024 00025 #define MILKCOCOA_SERVERPORT 1883 00026 00027 /************ Global State (you don't need to change this!) ******************/ 00028 00029 // Create an ESP8266 WiFiClient class to connect to the MQTT server. 00030 // The default setting is for the Simple IoT Board(mbed LPC1114FN28) 00031 // Please change to fit the platform 00032 MQTTESP8266 ipstack(dp16,dp15,dp26,WLAN_SSID,WLAN_PASS); // TX,RX,Reset,SSID,Password,Baud 00033 MClient client(&ipstack); 00034 00035 const char MQTT_SERVER[] = MILKCOCOA_APP_ID ".mlkcca.com"; 00036 const char MQTT_CLIENTID[] = __TIME__ MILKCOCOA_APP_ID; 00037 00038 Milkcocoa milkcocoa = Milkcocoa(&client, MQTT_SERVER, MILKCOCOA_SERVERPORT, MILKCOCOA_APP_ID, MQTT_CLIENTID); 00039 00040 extern void onpush(MQTT::MessageData& md); 00041 00042 int main() { 00043 // void setup() { 00044 pc.baud(9600); 00045 pc.printf("Milkcocoa mbed ver demo\n\r\n\r\n\r"); 00046 pc.printf("Connecting to %s\n\r",WLAN_SSID); 00047 milkcocoa.connect(); 00048 pc.printf("\n\rWiFi connected\n\r"); 00049 00050 pc.printf("%d\n\r",milkcocoa.on(MILKCOCOA_DATASTORE, "push", onpush)); 00051 00052 // } 00053 while(1) { 00054 // void loop() { 00055 milkcocoa.loop(); 00056 00057 DataElement elem = DataElement(); 00058 elem.setValue("v", 1); 00059 00060 milkcocoa.push(MILKCOCOA_DATASTORE, elem); 00061 wait(0.7); 00062 } 00063 } 00064 00065 void onpush(MQTT::MessageData& md) 00066 { 00067 MQTT::Message &message = md.message; 00068 DataElement de = DataElement((char*)message.payload); 00069 pc.printf("onpush\n\r"); 00070 pc.printf("%d\n\r",de.getInt("v")); 00071 }
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