2017-09-07 243 views
0

我遇到的问题是Arduino代码。这是一个名为段LED显示温度&湿度的项目。我使用的Arduino板是Uno Freaduino 2016板。连接到它是一个7段显示器,带有4个引脚:GND,CLK,DIO,VCC和温度和湿度传感器,连接到引脚模拟0(A0)。DHT11错误编译板Arduino/Genuino Uno

但是,这部分是好的,它是代码。我正在使用Arduino程序编写它,但出现错误。

错误:

Arduino: 1.8.2 (Windows 10), Board: "Arduino/Genuino Uno" 

E:\Code examples\Coding examples\Arduino\Segment_LED_Show_Temperatures_Humidity\Segment_LED_Show_Temperatures_Humidity.ino:3:19: fatal error: DHT11.h: No such file or directory 

#include "DHT11.h" 

    ^

compilation terminated. 

exit status 1 
Error compiling for board Arduino/Genuino Uno. 

This report would have more information with 
"Show verbose output during compilation" 
option enabled in File -> Preferences. 

代码:

//variables 
#include "DHT11.h" 
#include "TM1637.h" 
#define CLK4 
#define DIO5 
TM1637 tm1637(CLK, DIO); 
DHT11 dht11(A0); 

void setup() { 
    tm1637.init(); 
    tm1637.set(BRIGHT_TYPICAL); 
} 

void loop() { 
    dht11.start(); 
    tm1637.display(3,12); 
    tm1637.display(2, (dht11.DHT11data)[2] % 10); 
    tm1637.display(1, (dht11.DHT11data)[2] % 100/10); 
    delay(1000); 
    tm1637.clearDisplay(); 
    tm1637.display(3, (dht11.DHT11data)[0] % 10); 
    tm1637.display(2, (dht11.DHT11data)[0] % 100/10); 
    delay(1000); 
} 

回答

1

错误:

#include "DHT11.h" 

    ^

...表示指定的.h文件中未找到。可能需要安装DHT11 Arduino driver package

随着驱动程序包安装正确,也许该行应改为:

#include <dht11.h>