Controlling a TRIAC








Comments

Post a Comment

Popular posts from this blog

Digital Clock with Arduino and RTC Module and P10 LEDmatrix

Image
  #include <Wire.h> #include "RTClib.h" #include <SPI.h>        #include <DMD.h>     #include <TimerOne.h>   #include "Arial_black_16.h" #include "Font_6x14.h" //-> This font only contains numbers from 0-9. Used only to display time. #define DISPLAYS_ACROSS 1 //-> Number of P10 panels used, side to side. #define DISPLAYS_DOWN 1 DMD dmd(DISPLAYS_ACROSS, DISPLAYS_DOWN); RTC_DS1307 rtc; //-> RTC Declaration int _day, _month, _year, _hour24, _hour12, _minute, _second, _dtw; int hr24; String st; char nameoftheday[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; char month_name[12][12] = {"January","February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December...
Read more

Proteus simulation 4x4 Matrix Keypad with Arduino and LCD screen

Image
  /*   Matrix Keypad with LCD Display Demo   keypad-demo-lcd.ino   Demonstrates use of 4x4 matrix membrane keypad with Arduino   Results on LCD Display   Display uses I2C backpack   DroneBot Workshop 2020   https://dronebotworkshop.com */ // Include Arduino Wire library for I2C #include <Wire.h>  // Include LCD display library for I2C #include <LiquidCrystal_I2C.h> // Include Keypad library #include <Keypad.h> // Constants for row and column sizes const byte ROWS = 4; const byte COLS = 4; // Array to represent keys on keypad char hexaKeys[ROWS][COLS] = {   {'1', '2', '3', 'A'},   {'4', '5', '6', 'B'},   {'7', '8', '9', 'C'},   {'*', '0', '#', 'D'} }; // Connections to Arduino byte rowPins[ROWS] = {9, 8, 7, 6}; byte colPins[COLS] = {5, 4, 3, 2}; // Create keypad object Keypad customKeypad = Keypad(makeKeymap(hexaKeys), rowPins, colPins, ROWS, ...
Read more

Interfacing MQ2 Gas & Smoke Sensor With Raspberry Pi Pico

Image
Click on the link below to Download the Code from GITHUB https://github.com/anokhramesh/MQ2Gas-and-Smoke-with-Raspberry-pi-pico import machine,time from machine import Pin,PWM import utime MQ2 = machine.ADC(26) led_red = Pin(14,Pin.OUT) led_green = Pin(15,Pin.OUT) buzzer = PWM(Pin(13)) conversion_factor =3.3/(65535) while True:     smoke_value = MQ2.read_u16()     voltage =MQ2.read_u16()*conversion_factor     print("Smoke_value is",smoke_value)     #print("Voltage is",voltage)     utime.sleep(4)     if smoke_value<=6000:         led_green.toggle()         time.sleep(0.2)     else:         led_green.off()              if smoke_value>=10000:         buzzer.freq(500)         buzzer.duty_u16(90000)         time.sleep(0.9)         buzzer.duty_u1...
Read more