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Thirsty Plant Water Bomb
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/*TWSU Thirsty Plant Water Bomb code | |
Learn how to make your Thirsty Plant Water Bomb over at http://techwillsaveus.com/resources/diy-thirsty-plant-water-bomb/ | |
created May 2015 | |
*/ | |
#include <Servo.h> | |
Servo servo; | |
int thresh = 300; //threshold to trigger servo | |
int count; | |
int pos = 0; // variable to store the servo position | |
void setup() | |
{ | |
Serial.begin(9600); | |
servo.attach(9); // initializes the servo | |
delay(10000); //delay to stop servo instantly moving | |
} | |
void loop() | |
{ | |
Serial.println(analogRead(0)); | |
// thirsty plant threshold reached (when dry) | |
if(analogRead(0) > thresh){ | |
for(pos = 0; pos < 30; pos += 1) // goes from 0 degrees to 20 degrees | |
{ // in steps of 1 degree | |
servo.write(pos); // tell servo to go to position in variable 'pos' | |
delay(1); | |
} | |
for(pos = 30; pos>=1; pos-=1) // goes from 20 degrees to 0 degrees | |
{ | |
servo.write(pos); // tell servo to go to position in variable 'pos' | |
delay(1); | |
} | |
} | |
} |
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