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ddefb/read_obstacle.c

Created March 5, 2019 20:39
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read_obstacle.c
double read_obstacle(){
digitalWrite(A0, HIGH);
delayMicroseconds(15);
digitalWrite(A0, LOW);
uint32_t pulse_time = pulseIn(A1, HIGH);
double distance = 0.01715 * pulse_time;
return distance;
}
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