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/*
Arduino example for SRF05
Using a single pin for both trigger and echo.
*/
int duration; // Stores duratiuon of pulse in
int distance; // Stores distance
int srfPin = 2; // Pin for SRF05
void setup(){
Serial.begin(9600);
}
void loop(){
pinMode(srfPin, OUTPUT);
digitalWrite(srfPin, LOW); // Make sure pin is low before sending a short high to trigger ranging
delayMicroseconds(2);
digitalWrite(srfPin, HIGH); // Send a short 10 microsecond high burst on pin to start ranging
delayMicroseconds(10);
digitalWrite(srfPin, LOW); // Send pin low again before waiting for pulse back in
pinMode(srfPin, INPUT);
duration = pulseIn(srfPin, HIGH); // Reads echo pulse in from SRF05 in micro seconds
distance = duration/58; // Dividing this by 58 gives us a distance in cm
Serial.println(distance);
delay(50); // Wait before looping to do it again
}
以上來自:
http://www.robot-electronics.co.uk/acatalog/examples.html
具體可以在裡面看看有沒有C51的軟體代碼 |
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