土壤含水量
#include <SD.h>//SD卡模块#include <SPI.h>
#define PIN_AO 0//湿度传输口0
#define PIN_AO 1//湿度传输口1
#define PIN_AO 2//湿度传输口1
#define PIN_AO 3//湿度传输口1
#define PIN_AO 4//湿度传输口1
File myFile;
int pinCS = 4;
void setup()
{
Serial.begin(9600);//链接电脑输出
pinMode(pinCS,OUTPUT);
pinMode(PIN_AO, INPUT);
pinMode(PIN_A1, INPUT);
if (SD.begin())
{Serial.println("SD card is ready to use");
}else
{Serial.println("SD card aaaazinutialization failed");
return;
}
myFile=SD.open("test.txt",FILE_WRITE);//创建并打开文件进行写入
//SD.remove("example.txt");//删除文件example.txt
}
void loop()
{
myFile=SD.open("test.txt",FILE_WRITE);//创建并打开文件进行写入
Serial.print("AO=");
Serial.println(analogRead(PIN_AO));
Serial.print("A1=");
Serial.println(analogRead(PIN_A1));
Serial.print("A2=");
Serial.println(analogRead(PIN_A2));
Serial.print("A3=");
Serial.println(analogRead(PIN_A3));
Serial.print("A4=");
Serial.println(analogRead(PIN_A4));
myFile.print("AO=");
myFile.println(analogRead(PIN_AO));
myFile.print("A1=");
myFile.println(analogRead(PIN_A1));
myFile.print("A2=");
myFile.println(analogRead(PIN_A2));
myFile.print("A3=");
myFile.println(analogRead(PIN_A3));
myFile.print("A4=");
myFile.println(analogRead(PIN_A4));
myFile.close();
delay(1000);
}
不知所云,先氵为敬:P
论坛维护之后,电脑端的签到功能就消失了,请问这是什么情况?:( 土壤含水量的数据采集和记录 手机端可以签到
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