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Analog Dial Control Code
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/* | |
I started with the sample from this guy | |
Sweep | |
by BARRAGAN <http://barraganstudio.com> | |
This example code is in the public domain. | |
modified 8 Nov 2013 | |
by Scott Fitzgerald | |
http://arduino.cc/en/Tutorial/Sweep | |
*/ | |
#include <Servo.h> | |
Servo output_dial; // create servo object to control a servo | |
Servo input_dial; // twelve servo objects can be created on most boards | |
boolean stringComplete = false; | |
String inputString = ""; | |
int led_green_input = 2; | |
int led_blue_input = 3; | |
int led_red_input = 4; | |
int led_green_output = 6; | |
int led_blue_output = 7; | |
int led_red_output = 8; | |
void setup() | |
{ | |
Serial.begin(9600); | |
input_dial.attach(9); // left | |
output_dial.attach(10); // right | |
pinMode(led_green_input, OUTPUT); | |
pinMode(led_blue_input, OUTPUT); | |
pinMode(led_red_input, OUTPUT); | |
pinMode(led_green_output, OUTPUT); | |
pinMode(led_blue_output, OUTPUT); | |
pinMode(led_red_output, OUTPUT); | |
output_dial.write(135); // reset to left side of the dial | |
input_dial.write(145); // reset to left side of the dial | |
// set green as LED colour default | |
digitalWrite(led_red_input, LOW); | |
digitalWrite(led_blue_input, LOW); | |
digitalWrite(led_green_input, HIGH); | |
digitalWrite(led_red_output, LOW); | |
digitalWrite(led_blue_output, LOW); | |
digitalWrite(led_green_output, HIGH); | |
} | |
void loop() | |
{ | |
if (stringComplete) { | |
inputString.replace("\n",""); | |
int len = inputString.length(); | |
String servo = inputString.substring(0,1); | |
String colour = inputString.substring(2,3); | |
String movement = inputString.substring(4,len); | |
Serial.println(stringComplete); | |
// limit how far we move the meter to make suer we don't | |
// damage the needle on the side of the casing. | |
// right dial | |
if (servo.toInt() == 1 && movement.toInt() <= 135 && movement.toInt() >= 30){ | |
output_dial.write(movement.toInt()); | |
} | |
// left dial | |
if (servo.toInt() == 0 && movement.toInt() <= 145 && movement.toInt() >= 55){ | |
input_dial.write(movement.toInt()); | |
} | |
if (servo == "1"){ | |
if (colour.toInt() == 0){ | |
digitalWrite(led_red_output, LOW); | |
digitalWrite(led_blue_output, LOW); | |
digitalWrite(led_green_output, HIGH); | |
} | |
if (colour.toInt() == 1){ | |
digitalWrite(led_red_output, LOW); | |
digitalWrite(led_blue_output, HIGH); | |
digitalWrite(led_green_output, LOW); | |
} | |
if (colour.toInt() == 2){ | |
digitalWrite(led_blue_output, LOW); | |
digitalWrite(led_red_output, HIGH); | |
digitalWrite(led_green_output, LOW); | |
} | |
} | |
if (servo == "0"){ | |
if (colour.toInt() == 0){ | |
digitalWrite(led_red_input, LOW); | |
digitalWrite(led_blue_input, LOW); | |
digitalWrite(led_green_input, HIGH); | |
} | |
if (colour.toInt() == 1){ | |
digitalWrite(led_red_input, LOW); | |
digitalWrite(led_blue_input, HIGH); | |
digitalWrite(led_green_input, LOW); | |
} | |
if (colour.toInt() == 2){ | |
digitalWrite(led_blue_input, LOW); | |
digitalWrite(led_red_input, HIGH); | |
digitalWrite(led_green_input, LOW); | |
} | |
} | |
// clear the string: | |
inputString = ""; | |
stringComplete = false; | |
} | |
delay(1000); | |
} | |
void serialEvent() { | |
while (Serial.available()) { | |
// get the new byte: | |
char inChar = (char)Serial.read(); | |
// add it to the inputString: | |
inputString += inChar; | |
// if the incoming character is a newline, set a flag | |
// so the main loop can do something about it: | |
if (inChar == '\n') { | |
stringComplete = true; | |
} | |
} | |
} |
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