2个电器的远程控制（越多反应时间越长）
话不多说，可以借鉴的借鉴，这个可以实现2个电器的控制，状态变化时的最大反应时间为30s*2(两个电器嘛)#include <SPI.h>
#include <Ethernet.h>
#include <Wire.h>
#include <math.h>
byte buff;
// for yeelink api
#define APIKEY "xxxxxxxxxxxxxxxxxxxxxxx" // 此处替换为你自己的API KEY
#define DEVICEID1_kt_light 353506 // 客厅灯光的设备编号
#define SENSORID1_kt_light 398630 // 客厅灯光的传感器编号
#define DEVICEID2_cf_light 353512 // 厨房灯光的设备编号
#define SENSORID2_cf_light 398636 // 厨房灯光的传感器编号
long int DEVICEID={DEVICEID1_kt_light,DEVICEID2_cf_light};
long int SENSORID={SENSORID1_kt_light,SENSORID2_cf_light};
//String DEVICEID[]={"DEVICEID1_kt_light","DEVICEID2_cf_light"};
//String SENSORID[]={"SENSORID1_kt_light","SENSORID2_cf_light"};
short int b={};//电器开关的标志
short int c={22,23,24,25,32,28,33,30,31,26,27};//电器输出端的引脚，
char i=0;//i用于b,c[],DEVICEID[],SENSORID[]计数
// assign a MAC address for the ethernet controller.
byte mac[] = { 0x00, 0x1D, 0x72, 0x82, 0x35, 0x9D};
// initialize the library instance:
EthernetClient client ;
char server[] = "api.yeelink.net"; // name address for yeelink API
unsigned long lastConnectionTime = 0; // last time you connected to the server, in milliseconds
boolean lastConnected = false; // state of the connection last time through the main loop
const unsigned long postingInterval = 3*1000; // delay between 2 datapoints, 30s
String returnValue = "";
boolean ResponseBegin = false;
void setup()
{
pinMode(22, OUTPUT);//客厅灯光
pinMode(23, OUTPUT);//厨房灯光
Wire.begin();
// start serial port:
Serial.begin(57600);
// start the Ethernet connection with DHCP:
if (Ethernet.begin(mac) == 0)
{
Serial.println("Failed to configure Ethernet using DHCP");
for(;;)
;
}
else
{
Serial.println("Ethernet configuration OK");
}
}
void loop()
{
// if there's incoming data from the net connection.
// send it out the serial port.This is for debugging
// purposes only:
if (client.available())
{
char c = client.read();
// Serial.print(c);
if (c == '{')
ResponseBegin = true;
else if (c == '}')
ResponseBegin = false;
if (ResponseBegin)
returnValue += c;
}
if (returnValue.length() !=0 && (ResponseBegin == false))
{
Serial.println(returnValue);
if (returnValue.charAt(returnValue.length() - 1) == '1')
{
Serial.println("turn on the LED");
digitalWrite(c, HIGH);
}
else if(returnValue.charAt(returnValue.length() - 1) == '0')
{
Serial.println("turn off the LED");
digitalWrite(c, LOW);
}
returnValue = "";
i++;
if(i>=2){i=0;}//不能超出要查询的范围
}
// if there's no net connection, but there was one last time
// through the loop, then stop the client:
if (!client.connected() && lastConnected)
{
Serial.println();
Serial.println("disconnecting.");
client.stop();
}
// if you're not connected, and ten seconds have passed since
// your last connection, then connect again and send data:
if(!client.connected() && (millis() - lastConnectionTime > postingInterval)) {
// read sensor data, replace with your code
//int sensorReading = readLightSensor();
Serial.print("yeelink:");
//get data from server
getData();
}
// store the state of the connection for next time through
// the loop:
lastConnected = client.connected();
}
// this method makes a HTTP connection to the server and get data back
void getData(void) {
// if there's a successful connection:
if (client.connect(server, 80)) {
Serial.println("connecting...");
// send the HTTP GET request:
client.print("GET /v1.0/device/");
client.print(DEVICEID);
client.print("/sensor/");
client.print(SENSORID);
client.print("/datapoints");
client.println(" HTTP/1.1");
client.println("Host: api.yeelink.net");
client.print("Accept: *");
client.print("/");
client.println("*");
client.print("U-ApiKey: ");
client.println(APIKEY);
client.println("Content-Length: 0");
client.println("Connection: close");
client.println();
Serial.println("print get done.");
}
else {
// if you couldn't make a connection:
Serial.println("connection failed");
Serial.println();
Serial.println("disconnecting.");
client.stop();
}
// note the time that the connection was made or attempted:
lastConnectionTime = millis();
} 还是上个图吧貌似看不出效果。。。。
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