我有以下错误:
在来自 C:\Users\Lenovo\OneDrive\Documents\Arduino\libraries\Blynk\src/Blynk/BlynkApi.h:37:0 的文件中,来自 C:\Users\Lenovo\OneDrive\Documents\Arduino\libraries\Blynk \src/BlynkApiArduino.h:14,来自 C:\Users\Lenovo\OneDrive\Documents\Arduino\libraries\Blynk\src/BlynkSimpleEsp8266.h:24,来自 C:\Users\Lenovo\OneDrive\Desktop\sketch_mar31a\sketch_mar31a .ino:36: C:\Users\Lenovo\OneDrive\Documents\Arduino\libraries\Blynk\src/Blynk/BlynkTimer.h:36:21: 错误:重新定义“BlynkTimer 类”#define SimpleTimer BlynkTimer ^ C:\ Users\Lenovo\OneDrive\Documents\Arduino\libraries\SimpleTimer-1.0.0/SimpleTimer.h:10:7: 注意:在宏 'SimpleTimer' 类 SimpleTimer { ^ C:\Users\Lenovo\OneDrive\Documents\ Arduino\libraries\Blynk\src/Blynk/BlynkTimer.h:36:21: 错误:'class BlynkTimer' 的先前定义#define SimpleTimer BlynkTimer ^ C:\Users\Lenovo\OneDrive\Documents\Arduino\libraries\Blynk\src/Blynk/BlynkTimer.h:41:7: 注意:在扩展宏“SimpleTimer”类 SimpleTimer { ^ 退出状态 1 Eroare de compilare pentru placa NodeMCU 1.0(ESP-12E 模块)。
当我使用此代码时:
#define BLYNK_PRINT Serial // Comment this out to disable prints and save space
#include <SPI.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
#include <SimpleTimer.h>
#include <DHT.h>
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "wwnCVJrGmlkVcYrYsCq-RjO2A0C5s16t"; //Enter the Auth code which was send by Blink
// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "DIGI-7v32"; //Enter your WIFI Name
char pass[] = "2UWCQ6R4"; //Enter your WIFI Password
#define DHTPIN 2 // Digital pin 4
// Uncomment whatever type you're using!
#define DHTTYPE DHT11 // DHT 11
//#define DHTTYPE DHT22 // DHT 22, AM2302, AM2321
//#define DHTTYPE DHT21 // DHT 21, AM2301
DHT dht(DHTPIN, DHTTYPE);
SimpleTimer timer;
// This function sends Arduino's up time every second to Virtual Pin (5).
// In the app, Widget's reading frequency should be set to PUSH. This means
// that you define how often to send data to Blynk App.
void sendSensor()
{
float h = dht.readHumidity();
float t = dht.readTemperature(); // or dht.readTemperature(true) for Fahrenheit
if (isnan(h) || isnan(t)) {
Serial.println("Failed to read from DHT sensor!");
return;
}
// You can send any value at any time.
// Please don't send more that 10 values per second.
Blynk.virtualWrite(V5, h); //V5 is for Humidity
Blynk.virtualWrite(V6, t); //V6 is for Temperature
}
void setup()
{
Serial.begin(9600); // See the connection status in Serial Monitor
Blynk.begin(auth, ssid, pass);
dht.begin();
// Setup a function to be called every second
timer.setInterval(1000L, sendSensor);
}
void loop()
{
Blynk.run(); // Initiates Blynk
timer.run(); // Initiates SimpleTimer
}