Arduino Projects – ForbiddenBit

Arduino Projects

iR Car Control Arduino

03/07/202006/10/2020 Jarek 0 Comments

The car is controlled by a remote control with four buttons: front, back, left and right,

Arduino Projects

Propeller Led Clock Arduino

31/05/202006/10/2020 Jarek 0 Comments

POV clock, consists of: Arduino nano, 8 LEDs and A3144 hall sensor. Arduino, based on information

Arduino Projects

MultiMeter Arduino nano and OLED i2c 0.96″

23/05/202006/10/2020 Jarek

Hi, every electronics needs a multimeter, you can buy it or make it yourself at home. Today I will show

Arduino Projects

Tachometer / RPM Measure

23/05/202006/10/2020 Jarek 0 Comments

List Elements: Arduino Nano Display old i2c 0.96″ Hall Effect Sensor A3144 BreadBoard Wires

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

Adafruit_SSD1306 display(4);

float value=0;
float rev=0;
int rpm,count=0;
int oldtime=0;
int time;

void isr() //interrupt service routine
{
rev++;
count++;
}

void setup() {

display.begin(SSD1306_SWITCHCAPVCC,0x3C);

display.clearDisplay();
attachInterrupt(0,isr,RISING);  //attaching the interrupt

}

void loop() {

delay(1000);
detachInterrupt(0);           //detaches the interrupt
time=millis()-oldtime;        //finds the time 
rpm=(rev/time)*60000;         //calculates rpm
oldtime=millis();             //saves the current time
rev=0;

attachInterrupt(0,isr,RISING);


  
display.clearDisplay();
display.setTextSize(2);
display.setCursor(0,0);
display.println("COUNT");
display.setCursor(70,0);
display.println(count);
display.setTextSize(3);
display.setTextColor(WHITE); 
display.setCursor(34,20);
display.println("RPM:");
display.setTextSize(2);
display.setCursor(40,48);
display.println(rpm);
display.display();


}

#include <SPI.h>

#include <Wire.h>

#include <Adafruit_GFX.h>

#include <Adafruit_SSD1306.h>

Adafruit_SSD1306 display(4);

float value=0;

float rev=0;

int rpm,count=0;

int oldtime=0;

int time;

void isr() //interrupt service routine

{

rev++;

count++;

}

void setup() {

display.begin(SSD1306_SWITCHCAPVCC,0x3C);

display.clearDisplay();

attachInterrupt(0,isr,RISING); //attaching the interrupt

}

void loop() {

delay(1000);

detachInterrupt(0); //detaches the interrupt

time=millis()-oldtime; //finds the time

rpm=(rev/time)*60000; //calculates rpm

oldtime=millis(); //saves the current time

rev=0;

attachInterrupt(0,isr,RISING);

display.clearDisplay();

display.setTextSize(2);

display.setCursor(0,0);

display.println("COUNT");

display.setCursor(70,0);

display.println(count);

display.setTextSize(3);

display.setTextColor(WHITE);

display.setCursor(34,20);

display.println("RPM:");

display.setTextSize(2);

display.setCursor(40,48);

display.println(rpm);

display.display();

}

ESP8266

Covid-19 Tracker

28/04/202006/10/2020 Jarek 0 Comments

You don’t have to watch TV to know what the situation is in your country. In

ESP8266

NodeMCU and 1.8″ SPI ST7735 display

27/04/202006/10/2020 Jarek 0 Comments

I am using the 1.8″ color ST7735 TFT display a lot. The reason for that is that this display is

ESP8266

Start with NodeMCU

26/04/202006/10/2020 Jarek 0 Comments

NODEmcu is an inexpensive WiFi module that enables makers and entrepreneurs to develop

ESP8266

Weather Station NODEmcu i2c HD44780

21/04/202006/10/2020 Jarek 0 Comments esp8266, nodemcu, station, weather

Do you want to know the current weather? This article will show

Arduino Projects

Arduino Dice

07/04/202006/10/2020 Jarek 0 Comments

/*
 *    ForbiddenBit.com
 *    
 *    Dice Arduino
 */

#define D3 3
#define D4 4
#define D5 5
#define D6 6
#define D7 7
#define D8 8
#define BUTTON 11

int ButtonValue;
long DIGIT;


void setup ()
{
  Serial.begin(9600);
  pinMode (3, OUTPUT);
  pinMode (D4, OUTPUT);
  pinMode (D5, OUTPUT);
  pinMode (D6, OUTPUT);
  pinMode (D7, OUTPUT);
  pinMode (D8, OUTPUT);
  pinMode (BUTTON, INPUT_PULLUP);
  randomSeed(analogRead(0));
}

void loop()
{
  ButtonValue = digitalRead(BUTTON);
  
  if (ButtonValue == LOW)
  {
    DIGIT = random(1, 6);
    Serial.print(DIGIT);
    //shuffle();
    
    
    if(DIGIT == 1){
      digitalWrite(D3, HIGH);
    }
    else if(DIGIT == 2){
      digitalWrite (D5, HIGH);
      digitalWrite (D8, HIGH);
    }
    else if(DIGIT == 3){
      digitalWrite (D3, HIGH);
      digitalWrite (D4, HIGH);
      digitalWrite (D5, HIGH);
    }
    else if(DIGIT == 4){
      digitalWrite (D3, HIGH);
      digitalWrite (D5, HIGH);
      digitalWrite (D6, HIGH);
      digitalWrite (D8, HIGH);
    }
    else if(DIGIT == 5){ 
      digitalWrite (D3, HIGH);
      digitalWrite (D5, HIGH);
      digitalWrite (D6, HIGH);
      digitalWrite (D7, HIGH);
      digitalWrite (D8, HIGH);
    }
    else if(DIGIT == 6){
      digitalWrite (D3, HIGH);
      digitalWrite (D4, HIGH);
      digitalWrite (D5, HIGH);
      digitalWrite (D6, HIGH);
      digitalWrite (D7, HIGH);
      digitalWrite (D8, HIGH);
    }
    
    delay(3000);
  }
  else
  {
  digitalWrite (D3, LOW);
  digitalWrite (D4, LOW);
  digitalWrite (D5, LOW);
  digitalWrite (D6, LOW);
  digitalWrite (D7, LOW);
  digitalWrite (D8, LOW);
  }
}
void off()
{
  digitalWrite (D3, LOW);
  digitalWrite (D4, LOW);
  digitalWrite (D5, LOW);
  digitalWrite (D6, LOW);
  digitalWrite (D7, LOW);
  digitalWrite (D8, LOW);
}
void shuffle()
{

}

100

101

* ForbiddenBit.com

* Dice Arduino

#define D3 3

#define D4 4

#define D5 5

#define D6 6

#define D7 7

#define D8 8

#define BUTTON 11

int ButtonValue;

long DIGIT;

void setup ()

{

Serial.begin(9600);

pinMode (3, OUTPUT);

pinMode (D4, OUTPUT);

pinMode (D5, OUTPUT);

pinMode (D6, OUTPUT);

pinMode (D7, OUTPUT);

pinMode (D8, OUTPUT);

pinMode (BUTTON, INPUT_PULLUP);

randomSeed(analogRead(0));

}

void loop()

{

ButtonValue = digitalRead(BUTTON);

if (ButtonValue == LOW)

{

DIGIT = random(1, 6);

Serial.print(DIGIT);

//shuffle();

if(DIGIT == 1){

digitalWrite(D3, HIGH);

}

else if(DIGIT == 2){

digitalWrite (D5, HIGH);

digitalWrite (D8, HIGH);

}

else if(DIGIT == 3){

digitalWrite (D3, HIGH);

digitalWrite (D4, HIGH);

digitalWrite (D5, HIGH);

}

else if(DIGIT == 4){

digitalWrite (D3, HIGH);

digitalWrite (D5, HIGH);

digitalWrite (D6, HIGH);

digitalWrite (D8, HIGH);

}

else if(DIGIT == 5){

digitalWrite (D3, HIGH);

digitalWrite (D5, HIGH);

digitalWrite (D6, HIGH);

digitalWrite (D7, HIGH);

digitalWrite (D8, HIGH);

}

else if(DIGIT == 6){

digitalWrite (D3, HIGH);

digitalWrite (D4, HIGH);

digitalWrite (D5, HIGH);

digitalWrite (D6, HIGH);

digitalWrite (D7, HIGH);

digitalWrite (D8, HIGH);

}

delay(3000);

}

else

{

digitalWrite (D3, LOW);

digitalWrite (D4, LOW);

digitalWrite (D5, LOW);

digitalWrite (D6, LOW);

digitalWrite (D7, LOW);

digitalWrite (D8, LOW);

}

void off()

{

digitalWrite (D3, LOW);

digitalWrite (D4, LOW);

digitalWrite (D5, LOW);

digitalWrite (D6, LOW);

digitalWrite (D7, LOW);

digitalWrite (D8, LOW);

}

void shuffle()

{

}

Arduino Projects

Gesture Control Car MPU6050 and NRF24L01

30/03/202006/10/2020 Jarek 0 Comments Arduino, l298n, mpu6050, nrf24l01, rc

The gesture control robot is popular common type of

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