Project_9757

#include "SoftwareSerial.h"

#define LED1  10
#define LED2  9
#define LED3  8
#define IN3   7
#define IN4   6
#define ENB   5 //~PWM
#define btTX  11
#define btRX  12

SoftwareSerial ss(btTX, btRX);

void setup() {
  ss.begin(9600);
  Serial.begin(9600);
  pinMode(LED1, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(IN3, OUTPUT);
  pinMode(IN4, OUTPUT);
  pinMode(ENB, OUTPUT);
  Stop();
  Serial.println("System Started >.<");
}

void loop() {

  while (ss.available() > 0) {
    char c = ss.read();
    Serial.println(c);
    switch (c) {
      case '0':    // your hand is nowhere near the sensor
        Serial.println("STOP !");
        Stop();
        break;
      case '1':    // your hand is close to the sensor
        Serial.println("Case [ 1 ]");
        M_Speed_1();
        break;
      case '2':    // your hand is a few inches from the sensor
        Serial.println("Case [ 2 ]");
        M_Speed_2();
        break;
      case '3':    // your hand is nowhere near the sensor
        Serial.println("Case [ 3 ]");
        M_Speed_3();
        break;
    }
    delay(1);        // delay in between reads for stability
  }

}//end of LOOP

void Stop() {
  digitalWrite(LED1, LOW);
  digitalWrite(LED2, LOW);
  digitalWrite(LED3, LOW);
  digitalWrite(IN3, LOW);
  digitalWrite(IN4, LOW);
  analogWrite(ENB, 0);
}
void M_Speed_1() {
  digitalWrite(LED1, HIGH);
  digitalWrite(LED2, LOW);
  digitalWrite(LED3, LOW);
  digitalWrite(IN3, HIGH);
  digitalWrite(IN4, LOW);
  analogWrite(ENB, 100);
}
void M_Speed_2() {
  digitalWrite(LED1, HIGH);
  digitalWrite(LED2, HIGH);
  digitalWrite(LED3, LOW);
  digitalWrite(IN3, HIGH);
  digitalWrite(IN4, LOW);
  analogWrite(ENB, 180);
}
void M_Speed_3() {
  digitalWrite(LED1, HIGH);
  digitalWrite(LED2, HIGH);
  digitalWrite(LED3, HIGH);
  digitalWrite(IN3, HIGH);
  digitalWrite(IN4, LOW);
  analogWrite(ENB, 255);
}