US-026 Ultrasonic Sensor Module เซนเซอร์วัดระยะทางแบบ Ultrasonic

• Ultrasonic ranging module
• Operating Voltage: DC 3V-5.5V
• Working current: 5.3mA
• Operating temperature: -40°C-85°C
• output method: GPIO
• Induction angle: Less than 15 degrees
• Detection distance: 2cm-600cm
• Detection accuracy: 0.1cm+1%

Sample Code

// us-025 / us-026 high-precision ranging routines

Unsigned int EchoPin = 2;

Unsigned int TrigPin = 3;

Unsigned long Time_Echo_us = 0;

// Len_mm_X100 = length * 100

Unsigned long Len_mm_X100 = 0;

Unsigned long Len_Integer = 0; //

Unsigned int Len_Fraction = 0;

 

Void setup ()

 

{

Serial. The begin (9600);

PinMode (EchoPin, INPUT);

PinMode (TrigPin, the OUTPUT);

 

}

 

Void loop ()

{

DigitalWrite (TrigPin, HIGH);

DelayMicroseconds (50);

DigitalWrite (TrigPin, LOW);

Time_Echo_us = pulseIn (EchoPin, HIGH);

If ((Time_Echo_us < 60000) && (Time_Echo_us > 1))

 

 

{

 

Len_mm_X100 = (Time_Echo_us * 34) / 2;

Len_Integer = Len_mm_X100/100;

Len_Fraction = Len_mm_X100%100;

Serial. Print (" the Present Length is: ");

Serial. Print (Len_Integer, DEC);

Serial. Print (". ");

If (Len_Fraction < 10)

Serial. Print (" 0 ");

Serial. Print (Len_Fraction, DEC);

Serial. Println (" mm ");

}

Delay (1000);

}