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@onursenture
Created December 14, 2011 01:11
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MacQuick Vending Software
/* MacQuick Software Version 0.13
now it CAN DO something. really. :)
created december 2011
by vfood software engineering team
version notes
version 0.14
- keypad inefficiency has resolved
*/
// include the library code
#include <LiquidCrystal.h>
#define STEP 200
int DONE = 001; int ING1 = 010; int ING2 = 011; int ING3 = 100; int ING4 = 101; int ING5 = 110; int CLR = 111;
int ingredientCounter = 0;
int ing_amount[] = {0, 0, 0, 0, 0};
int ingredient[] = {1000, 1000, 1000, 1000, 1000}; // will be changed
int motorPins[] = {7, 8, 9, 10, 1, 13};
//initialize the library with the numbers of the interface pins
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
void setup() {
// setup the pins here
pinMode(6, INPUT); // keypad serial input
pinMode(7, OUTPUT); // motor 1 driver output
pinMode(8, OUTPUT); // motor 2 driver output
pinMode(9, OUTPUT); // motor 3 driver output
pinMode(10, OUTPUT); // motor 4 driver output
pinMode(1, OUTPUT); // motor 5 driver output
pinMode(13, OUTPUT); // motor 6 driver output
// set up the LCD's number of columns and rows:
lcd.begin(16,4);
lcd.clear();
}
void loop() {
// send "ready to lcd"
lcd.print("hello. macquick is ready to work");
// wait signal from bill validator and take inputs
take_inputs(700);
// check plate
wait_until_bowlis_there(700);
// pasta & ingredient filling, sending signal to motors
fill_ingredients(10);
}
// modules
// take input module
// takes analog threshold value as an input
void take_inputs(int analog_threshold){
int bill_validator = analogRead(A0);
if (bill_validator > analog_threshold)
{
// send "choose ingredients" message to LCD
lcd.print("please choose what you want to add to your pasta");
int doneFlag = 0;
// here there is some inefficiency since we need to read keypad input consecutively,
while(doneFlag != 1)
{
int keypad = 0;
// wait until keypad signal has come
while(keypad == 0)
keypad = digitalRead(6);
for(int i = 0; i <= 5; i++)
{
ingredientCounter = ingredientCounter + ing_amount[i];
}
if((keypad == DONE) || (ingredientCounter == 5))
{
doneFlag = 1;
lcd.print("okkey! our dwarfs preparing your meal");
delay(5000);
}
else if(keypad = ING1)
{
if(ingredient[0] > 0)
{
ing_amount[0]++;
}
else
{
lcd.print("not enough ingredient 1");
delay(5000);
}
}
else if(keypad = ING2)
{
if(ingredient[1] > 0)
{
ing_amount[1]++;
}
else
{
lcd.print("not enough ingredient 2");
delay(5000);
}
}
else if(keypad = ING3)
{
if(ingredient[2] > 0)
{
ing_amount[2]++;
}
else
{
lcd.print("not enough ingredient 3");
delay(5000);
}
}
else if(keypad = ING4)
{
if(ingredient[3] > 0)
{
ing_amount[3]++;
}
else
{
lcd.print("not enough ingredient 4");
delay(5000);
}
}
else if(keypad = ING5)
{
if(ingredient[4] > 0)
{
ing_amount[4]++;
}
else
{
lcd.print("not enough ingredient 5");
delay(5000);
}
}
else if(keypad = CLR)
{
// clear all ingredients
for(int i = 0; i <= 5; i++)
{
ing_amount[i] = 0;
}
}
else
{
doneFlag = 0;
}
}
}
}
// bowl check
// takes analog threshold value as an input
void wait_until_bowlis_there(int analog_threshold){
while(analogRead(A1) < analog_threshold)
{
lcd.print("place plate please!");
delay(100);
}
}
// ingredient filling
// takes stepper delay as an input
void fill_ingredients(int stepper_delay){
for(int i = 0; i < STEP; i++)
{
digitalWrite(motorPins[0], HIGH);
delay(stepper_delay);
}
while(ingredientCounter!=0)
{
for(int i = 0; i <= 5; i++)
{
if(ing_amount[i] != 0)
{
for(int k = 0; k < STEP; k++)
{
digitalWrite(motorPins[i+1], HIGH);
delay(stepper_delay);
}
ing_amount[i]--;
ingredientCounter--;
}
}
}
lcd.print("you can take your pasta! bon appetit!");
delay(10000);
}
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