C 如果语句在ESP32上未按预期工作
我的实验有点令人困惑。我只是使用电容传感器测量土壤湿度,并通过nodemcu的模拟引脚读取。之后,我将土壤状况分为湿润、中等水平或干燥。我想使用简单的if-else语句来实现这一点。但是,由于某些原因,它们没有按预期工作。只有先执行,当条件不应C 如果语句在ESP32上未按预期工作,c,if-statement,arduino-esp32,C,If Statement,Arduino Esp32,我的实验有点令人困惑。我只是使用电容传感器测量土壤湿度,并通过nodemcu的模拟引脚读取。之后,我将土壤状况分为湿润、中等水平或干燥。我想使用简单的if-else语句来实现这一点。但是,由于某些原因,它们没有按预期工作。只有先执行,当条件不应 const int SOIL_MOISTURE_DATA_NOT_FOUND = 0; const int SOIL_TOO_WET = 1; const int SOIL_MID_LEVEL_MOISTURE = 2; const in
const int SOIL_MOISTURE_DATA_NOT_FOUND = 0;
const int SOIL_TOO_WET = 1;
const int SOIL_MID_LEVEL_MOISTURE = 2;
const int SOIL_TOO_DRY = 3;
当我使用else if语句时,它只执行第一个语句并返回
int soilStatus = SOIL_MOISTURE_DATA_NOT_FOUND;
int rawHumiditySensorValue = analogRead(A0);
Serial.print("Moisture value : ");
Serial.println(rawHumiditySensorValue);
if( 500 < rawHumiditySensorValue <= 750 )
{
Serial.println("SOIL_TOO_WET");
soilStatus = SOIL_TOO_WET;
}
else if( 750 < rawHumiditySensorValue <= 820 )
{
soilStatus = SOIL_MID_LEVEL_MOISTURE;
Serial.println("SOIL_MID_LEVEL_MOISTURE");
}
else if( 820 < rawHumiditySensorValue <= 920 )
{
soilStatus = SOIL_TOO_DRY;
}
// Invalid reading / no reading cases:
else if( rawHumiditySensorValue < 500 || rawHumiditySensorValue > 1000 )
{
soilStatus = SOIL_MOISTURE_DATA_NOT_FOUND;
}
Serial.print("Soil Status :");
Serial.println(soilStatus);
int soilStatus=未找到土壤水分数据;
int rawHumiditySensorValue=模拟读数(A0);
连续打印(“水分值:”);
Serial.println(原始湿度传感器值);
如果(500
表达式500500 int soilStatus = SOIL_MOISTURE_DATA_NOT_FOUND;
int rawHumiditySensorValue = analogRead(A0); //readAnalogDataFromHydroSensor(pinID);
Serial.print("Moisture value : ");
Serial.println(rawHumiditySensorValue);
if( 500 < rawHumiditySensorValue <= 750 )
{
Serial.println("SOIL_TOO_WET");
soilStatus = SOIL_TOO_WET;
}
if( 750 < rawHumiditySensorValue <= 820 )
{
soilStatus = SOIL_MID_LEVEL_MOISTURE;
Serial.println("SOIL_MID_LEVEL_MOISTURE");
}
if( 820 < rawHumiditySensorValue <= 920 )
{
soilStatus = SOIL_TOO_DRY;
}
// Invalid reading / no reading cases:
if( rawHumiditySensorValue < 500 || rawHumiditySensorValue > 1000 )
{
soilStatus = SOIL_MOISTURE_DATA_NOT_FOUND;
}
Serial.print("Soil Status :");
Serial.println(soilStatus);
// Invalid reading / no reading cases:
if( rawHumiditySensorValue < 500 || rawHumiditySensorValue > 1000 )
{
soilStatus = SOIL_MOISTURE_DATA_NOT_FOUND;
}
else if( rawHumiditySensorValue <= 750 )
{
soilStatus = SOIL_TOO_WET;
}
else if( rawHumiditySensorValue <= 820 )
{
soilStatus = SOIL_MID_LEVEL_MOISTURE;
}
else if( rawHumiditySensorValue <= 920 )
{
soilStatus = SOIL_TOO_DRY;
}
else
{
soilStatus = SOIL_FAR_TOO_DRY; /* Original code did not handle this case! */
}