Piezoelectric sensors & Real Game
Projects
The piezoelectric transducer is activated by the flexor tendons. In this example, a servomotor is rotated.
Il trasduttore piezoelettrico viene attivato dai tendini del flessore. In questo esempio si fa ruotare un servomotore.
Test / Game #1 / Real Game
Sketch di test del sensore
const int sensorPin = 0;
void setup()
{
Serial.begin(9600);
}
void loop()
{
//leggo dal pin A0
int val = analogRead(sensorPin);
//invio il dato al serial monitor
Serial.println(val);
delay(200);
}
clic to enlarge
Sketch
//by M.C. maggio 2019
//This example code is in the public domain.
#include <Servo.h>
Servo servo;
const int analogInPin1 = A0;
const int analogInPin2 = A1;
int sensorValue1 = 0;
int sensorValue2 = 0;
void setup()
{
Serial.begin(9600);
servo.attach (3);
pinMode(7, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
}
void loop()
{
sensorValue1 = analogRead(analogInPin1);
sensorValue2 = analogRead(analogInPin2);
Serial.println (" ");
Serial.print("sensor1 = ");
Serial.println(sensorValue1);
Serial.print("sensor2 = ");
Serial.println(sensorValue2);
delay(50);
//Piezo 1
if (sensorValue1 >= 1) //sensibility
{
digitalWrite(7, HIGH);
digitalWrite(9, HIGH);
servo.write (-80);
delay (400);
}
if (sensorValue1 < 1);
{
digitalWrite(7, LOW);
digitalWrite(10, LOW);
}
//Piezo 2
if (sensorValue2 >= 1)
{
digitalWrite(8, HIGH);
digitalWrite(9, HIGH);
servo.write (+80);
delay (400);
}
if (sensorValue2 < 1);
{
digitalWrite(8, LOW);
digitalWrite(9, LOW);
}
}
GAME #1
SDA PIN A4
SCL PIN A5
PULSE SERVO PIN 3
PULSE SERVO2 PIN 5
PIEZO PIN A0
PIEZO PIN A1
PIEZO PIN A2
//Piezoelectric sensor GAME
//by M.C. maggio 2019 - revisione luglio 2019
//This example code is in the public domain.
#include <avr/io.h>
#include <avr/wdt.h>
#define Reset_AVR() wdt_enable(WDTO_30MS); while(1) {}
#include <Servo.h>
Servo servooriz;
Servo servovert;
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
const int analogInPin0 = A0;
const int analogInPin1 = A1;
const int analogInPin2 = A2;
int sensorValue0 = 0;
int sensorValue1 = 0;
int sensorValue2 = 0;
void setup()
{
Serial.begin(9600);
servooriz.attach (3);
servovert.attach (5);
pinMode(8, OUTPUT);
lcd.clear();
lcd.init();
lcd.backlight();
lcd.print(" SYSTEM READY");
}
void loop()
{
sensorValue0 = analogRead(analogInPin0);
sensorValue1 = analogRead(analogInPin1);
sensorValue2 = analogRead(analogInPin2);
Serial.println (" ");
Serial.print("alzo in0 = ");
Serial.println(sensorValue0);
Serial.print("fuoco in1 = ");
Serial.println(sensorValue1);
Serial.print("spostamento in2 = ");
Serial.println(sensorValue2);
delay(50);
if (sensorValue2 >= 40)//spostamento
{
lcd.clear();
lcd.print(" SPOSTAMENTO ");
lcd.setCursor(0, 1);
lcd.print(" Impulso ");
lcd.print (sensorValue2);
servooriz.write (0);
delay (400);
servooriz.write (180);
delay (400);
servooriz.write (90);
delay (400);
lcd.clear();
lcd.print(" IN ATTESA ");
lcd.setCursor(0, 1);
lcd.print(" Red Air Defens");
}
else
{
servooriz.write (90);
}
if (sensorValue0 >= 40) //alzo
{
lcd.clear();
lcd.print(" ALZO ");
lcd.setCursor(0, 1);
lcd.print(" Impulso ");
lcd.print (sensorValue0);
servovert.write (0);
delay (400);
servovert.write (180);
delay (400);
servovert.write (90);
delay (400);
lcd.clear();
lcd.print(" IN ATTESA ");
lcd.setCursor(0, 1);
lcd.print(" Red Air Defens");
}
else
{
servovert.write (90);
}
if (sensorValue1 >= 4)//fuoco
{
lcd.clear();
lcd.print(" FUOCO ! ");
lcd.setCursor(0, 1);
lcd.print(" Impulso ");
lcd.print (sensorValue1);
digitalWrite(8, HIGH);
delay (2000);
digitalWrite(8, LOW);
lcd.clear();
lcd.print(" IN ATTESA ");
lcd.setCursor(0, 1);
lcd.print(" Red Air Defens");
}
else
{
servooriz.write (90);
}
if (sensorValue2 >= 50 & sensorValue0 >= 50)
{
delay (50);
lcd.clear();
lcd.print(" KEEP CALM ! ");
lcd.setCursor(0, 1);
lcd.print(" System reset ");
delay (4000);
Reset_AVR();
}
}
-----------------
REAL GAME
info: robotichiamo@gmail.com
Controllo laser , sparo e atterraggio
laser control, firing and landing
//"Video" Game - sparo
//By M.C.W. 08/2019
//This example code is in the public domain.
#include <LiquidCrystal_I2C.h>
unsigned long time;
int analogInPinA0 = A0;
int sensorValue = 0;
int shot = 1;
int qshot = 10;
int inPin = 3;
int val = 0;
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup()
{
Serial.begin(9600);
lcd.backlight();
lcd.init();
lcd.backlight();
Serial.println (" ");
lcd.setCursor(0, 0);
lcd.print(" READY ");
lcd.setCursor(0, 1);
lcd.print(" WEAPON SYSTEM ");
pinMode(5, OUTPUT);
pinMode(inPin, INPUT);
}
void loop()
{
time = millis();
sensorValue = analogRead(analogInPinA0);
if (sensorValue >= 20) //sensibilità
{
lcd.clear();
delay (100);
digitalWrite(5, HIGH);
lcd.setCursor(0, 0);
lcd.print(" SHOT! ");
lcd.print(" FI: ");//forza dell'impulso
lcd.print(sensorValue);
qshot = (qshot - shot);
lcd.setCursor(0, 1);
lcd.print(" SHOT # ");
lcd.print(qshot);
lcd.setCursor(0, 0);
lcd.print(" READY ");
delay (1000);
digitalWrite(5, LOW);
}
delay(100);
{
if (sensorValue >= 250)
{
lcd.clear();
lcd.print(" KEEP CALM ! ");
lcd.setCursor(0, 1);
lcd.print(" wait ");
delay (4000);
lcd.clear();
lcd.print(" READY ");
lcd.setCursor(0, 1);
lcd.print(" WEAPON SYSTEM ");
}
if (qshot == 00)
{
lcd.setCursor(0, 0);
lcd.print(" WEAPON SYSTEM ");
lcd.setCursor(0, 1);
lcd.print(" OFF LINE ");
}
if (time >= 240000)
{
lcd.setCursor(0, 0);
lcd.print(" TO LAND ! ");
lcd.setCursor(0, 1);
lcd.print("lower the switch");
delay (3000);
lcd.clear();
}
val = digitalRead(inPin);
if (val == 1)
{
lcd.clear();
lcd.setCursor(0, 0);
lcd.print(" LANDING ");
lcd.setCursor(0, 1);
lcd.print(" OK ");
delay (3000);
}
}
}
Controllo servomotore orizzontale e tempo trascorso
Horizontal servomotor control and elapsed time
//"Video" Game - oriz - tempo
//by M.C. Agosto 2019
//This example code is in the public domain.
#include <LiquidCrystal_I2C.h>
#include <Servo.h>
unsigned long time;
Servo servo;
int analogInPinA0 = A0;
int sensorValue = 0;
int x = 1;
int i = 0;
int stato = 20; //da 2 a 20 max
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup()
{
Serial.begin(9600);
servo.attach (3);
lcd.backlight();
lcd.init();
lcd.backlight();
Serial.println (" ");
lcd.setCursor(0, 0);
lcd.print(" READY ");
}
void loop()
{
time = millis();
time = (time / 1000);
lcd.setCursor(0, 1);
lcd.print("Time: ");
lcd.print(time);
sensorValue = analogRead(analogInPinA0);
if (sensorValue >= 20) //sensibilità
{
delay (100);
int x = 1;
for (int i = 0; i > -1; i = i + (stato * x)) {
servo.write(i);
if (i == 180) {
x = -1;
delay (100);
lcd.setCursor(0, 0);
lcd.print("VSO: ");//velocità spostamento orizzontale
lcd.print(stato);
lcd.print(" FI: ");//forza dell'impulso
lcd.print(sensorValue);
}
delay(100);
}
if (sensorValue >= 250)
{
lcd.clear();
lcd.print(" KEEP CALM ! ");
lcd.setCursor(0, 1);
lcd.print(" wait ");
delay (4000);
lcd.clear();
}
}
}
Controllo servomotore verticale e carburante
Vertical servomotor and fuel control
//"Video" Game - fuel - vert
//By M.C.W. 08/2019
//This example code is in the public domain.
#include <LiquidCrystal_I2C.h>
#include <Servo.h>
unsigned long time;
Servo servo;
int analogInPinA0 = A0;
int sensorValue = 0;
int x = 1;
int i = 0;
int stato = 20; //da 2 a 20 max
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup()
{
Serial.begin(9600);
servo.attach (3);
lcd.backlight();
lcd.init();
lcd.backlight();
Serial.println (" ");
lcd.setCursor(0, 0);
lcd.print(" READY ");
}
void loop()
{
time = millis();
//tempo limite 4 minuti
if (time >= 0 && time <= 120000) {
lcd.setCursor(0, 1);
lcd.print("Fuel: ");
lcd.print ("100 Full");
}
if (time >= 120000 && time <= 150000) {
lcd.setCursor(0, 1);
lcd.print("Fuel: ");
lcd.print ("75 3/4 ");
}
if (time >= 150000 && time <= 180000) {
lcd.setCursor(0, 1);
lcd.print("Fuel: ");
lcd.print ("50 Half ");
}
if (time >= 180000 && time <= 210000) {
lcd.setCursor(0, 1);
lcd.print("Fuel: ");
lcd.print ("25 CAUTION");
}
if (time >= 210000 && time <= 240000) {
lcd.setCursor(0, 1);
lcd.print (" TO LAND ! ");
}
if (time >= 280000) {
lcd.setCursor(0, 1);
lcd.print (" CRASH ");
}
sensorValue = analogRead(analogInPinA0);
if (sensorValue >= 80) //sensibilità
{
delay (100);
int x = 1;
for (int i = 0; i > -1; i = i + (stato * x)) {
servo.write(i);
if (i == 180) {
x = -1;
lcd.setCursor(0, 0);
lcd.print("VSV: ");//velocità spostamento verticale
lcd.print(stato);
lcd.print(" FI: ");//forza dell'impulso
lcd.print(sensorValue);
}
delay(100);
}
if (sensorValue >= 400)
{
lcd.clear();
lcd.print(" KEEP CALM ! ");
lcd.setCursor(0, 1);
lcd.print(" wait ");
delay (4000);
lcd.clear();
}
}
}
Bersaglio mobile
Moving target
//By M.C.W. 08/2019
#include <Servo.h>
Servo myservo;
int pos = 90;
long randNumber;
void setup() {
Serial.begin(9600);
myservo.attach(3);
randomSeed(analogRead(0));
}
void loop() {
randNumber = random(10, 170);
myservo.write (randNumber);
delay (1000);
}