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❤❤ពានិជ្ជកម្មច្រេីនណាស់

សួស្តី​​​ បងចងដឹងពីដំនើរការរបស់inverter ប្អូនអាចធ្វើវីដេអូពន្យល់បានទេ​

uc3843 proteus library download

Thank you so much, it's works😭🙏

thank you sir

if you can do this video again in English please

good job❤❤

Thank

Thank you

#include <Adafruit_NeoPixel.h> #ifdef __AVR__ #include <avr/power.h> // Required for 16 MHz Adafruit Trinket #endif #define PIN_NEO_PIXEL 4 // Arduino pin that connects to NeoPixel #define NUM_PIXELS 30 // The number of LEDs (pixels) on NeoPixel #define DELAY_INTERVAL 250 // 250ms pause between each pixel Adafruit_NeoPixel NeoPixel(NUM_PIXELS, PIN_NEO_PIXEL, NEO_GRB + NEO_KHZ800); void setup() { NeoPixel.begin(); // INITIALIZE NeoPixel strip object (REQUIRED) } void loop() { NeoPixel.clear(); // set all pixel colors to 'off'. It only takes effect if pixels.show() is called // turn pixels to green one by one with delay between each pixel for (int pixel = 0; pixel < NUM_PIXELS; pixel++) { // for each pixel NeoPixel.setPixelColor(pixel, NeoPixel.Color(0, 255, 0)); // it only takes effect if pixels.show() is called NeoPixel.show(); // send the updated pixel colors to the NeoPixel hardware. delay(DELAY_INTERVAL); // pause between each pixel } // turn off all pixels for two seconds NeoPixel.clear(); NeoPixel.show(); // send the updated pixel colors to the NeoPixel hardware. delay(2000); // off time // turn on all pixels to red at the same time for two seconds for (int pixel = 0; pixel < NUM_PIXELS; pixel++) { // for each pixel NeoPixel.setPixelColor(pixel, NeoPixel.Color(255, 0, 0)); // it only takes effect if pixels.show() is called } NeoPixel.show(); // send the updated pixel colors to the NeoPixel hardware. delay(2000); // on time // turn off all pixels for one seconds NeoPixel.clear(); NeoPixel.show(); // send the updated pixel colors to the NeoPixel hardware. delay(2000); // off time } ////// #include <Adafruit_NeoPixel.h> #ifdef __AVR__ #include <avr/power.h> // Required for 16 MHz Adafruit Trinket #endif #define PIN_WS2812B 4 // Arduino pin that connects to WS2812B #define NUM_PIXELS 30 // The number of LEDs (pixels) on WS2812B #define DELAY_INTERVAL 250 // 250ms pause between each pixel Adafruit_NeoPixel WS2812B(NUM_PIXELS, PIN_WS2812B, NEO_GRB + NEO_KHZ800); void setup() { WS2812B.begin(); // INITIALIZE WS2812B strip object (REQUIRED) } void loop() { WS2812B.clear(); // set all pixel colors to 'off'. It only takes effect if pixels.show() is called // turn pixels to green one by one with delay between each pixel for (int pixel = 0; pixel < NUM_PIXELS; pixel++) { // for each pixel WS2812B.setPixelColor(pixel, WS2812B.Color(0, 255, 0)); // it only takes effect if pixels.show() is called WS2812B.show(); // send the updated pixel colors to the WS2812B hardware. delay(DELAY_INTERVAL); // pause between each pixel } // turn off all pixels for two seconds WS2812B.clear(); WS2812B.show(); // send the updated pixel colors to the WS2812B hardware. delay(2000); // off time // turn on all pixels to red at the same time for two seconds for (int pixel = 0; pixel < NUM_PIXELS; pixel++) { // for each pixel WS2812B.setPixelColor(pixel, WS2812B.Color(255, 0, 0)); // it only takes effect if pixels.show() is called } WS2812B.show(); // send the updated pixel colors to the WS2812B hardware. delay(2000); // on time // turn off all pixels for one seconds WS2812B.clear(); WS2812B.show(); // send the updated pixel colors to the WS2812B hardware. delay(2000); // off time }

const int PIN_RED = 5; const int PIN_GREEN = 6; const int PIN_BLUE = 9; void setup() { pinMode(PIN_RED, OUTPUT); pinMode(PIN_GREEN, OUTPUT); pinMode(PIN_BLUE, OUTPUT); } void loop() { // color code #00C9CC (R = 0, G = 201, B = 204) analogWrite(PIN_RED, 0); analogWrite(PIN_GREEN, 201); analogWrite(PIN_BLUE, 204); delay(1000); // keep the color 1 second // color code #F7788A (R = 247, G = 120, B = 138) analogWrite(PIN_RED, 247); analogWrite(PIN_GREEN, 120); analogWrite(PIN_BLUE, 138); delay(1000); // keep the color 1 second // color code #34A853 (R = 52, G = 168, B = 83) analogWrite(PIN_RED, 52); analogWrite(PIN_GREEN, 168); analogWrite(PIN_BLUE, 83); delay(1000); // keep the color 1 second } ////////////////funtion color one more code const int PIN_RED = 5; const int PIN_GREEN = 6; const int PIN_BLUE = 9; void setup() { pinMode(PIN_RED, OUTPUT); pinMode(PIN_GREEN, OUTPUT); pinMode(PIN_BLUE, OUTPUT); } void loop() { // color code #00C9CC (R = 0, G = 201, B = 204) setColor(0, 201, 204); delay(1000); // keep the color 1 second // color code #F7788A (R = 247, G = 120, B = 138) setColor(247, 120, 138); delay(1000); // keep the color 1 second // color code #34A853 (R = 52, G = 168, B = 83) setColor(52, 168, 83); delay(1000); // keep the color 1 second } void setColor(int R, int G, int B) { analogWrite(PIN_RED, R); analogWrite(PIN_GREEN, G); analogWrite(PIN_BLUE, B); }

#define PIN_RED 2 // The Arduino pin connected to R pin of traffic light module #define PIN_YELLOW 3 // The Arduino pin connected to Y pin of traffic light module #define PIN_GREEN 4 // The Arduino pin connected to G pin of traffic light module #define RED_TIME 4000 // RED time in millisecond #define YELLOW_TIME 4000 // YELLOW time in millisecond #define GREEN_TIME 4000 // GREEN time in millisecond void setup() { pinMode(PIN_RED, OUTPUT); pinMode(PIN_YELLOW, OUTPUT); pinMode(PIN_GREEN, OUTPUT); } // the loop function runs over and over again forever void loop() { // red light on digitalWrite(PIN_RED, HIGH); // turn on digitalWrite(PIN_YELLOW, LOW); // turn off digitalWrite(PIN_GREEN, LOW); // turn off delay(RED_TIME); // keep red light on during a period of time // yellow light on digitalWrite(PIN_RED, LOW); // turn off digitalWrite(PIN_YELLOW, HIGH); // turn on digitalWrite(PIN_GREEN, LOW); // turn off delay(YELLOW_TIME); // keep yellow light on during a period of time // green light on digitalWrite(PIN_RED, LOW); // turn off digitalWrite(PIN_YELLOW, LOW); // turn off digitalWrite(PIN_GREEN, HIGH); // turn on delay(GREEN_TIME); // keep green light on during a period of time }

ការពន្យលបានក្បោះក្បាយល្អណាស់បង ចង់អោយបងជួយចេញវីដេអូពាក់ពន្ធ័គ្រឿងអេឡិចត្រូនិចអោយបានច្រើនបង ប្រសិនបើមានពេល ។អរគុណសម្រាប់ការចែករំលែកបង

#include <ezLED.h> // ezLED library ezLED led(9); // create a LED object that attach to pin 9 void setup() { Serial.begin(9600); led.blinkNumberOfTimes(250, 750, 10); // 250ms ON, 750ms OFF, repeat 10 times, blink immediately //led.blinkNumberOfTimes(250, 750, 10, 1000); // 250ms ON, 750ms OFF, repeat 10 times, blink after 1 second } void loop() { led.loop(); // MUST call the led.loop() function in loop() if (led.getState() == LED_BLINKING) Serial.println("BLINKING"); else if (led.getState() == LED_IDLE) Serial.println("BLINK ENDED"); // To stop blinking immediately, call led.cancel() function } //////// #include <ezLED.h> // ezLED library ezLED led(9); // create a LED object that attach to pin 9 bool isFadedIn = false; void setup() { Serial.begin(9600); } void loop() { led.loop(); // MUST call the led1.loop() function in loop() if (led.getState() == LED_IDLE) { if (isFadedIn == false) { Serial.println("FADING IN"); led.fade(0, 255, 3000); // fade in from 0 to 255 in 3000ms, fade immediately //led.fade(0, 255, 3000, 1000); // fade in from 0 to 255 in 3000ms, fade after 1 second isFadedIn = true; } else { Serial.println("FADING OUT"); led.fade(255, 0, 3000); // fade out from 255 to 0 in 3000ms, fade immediately //led.fade(255, 0, 3000, 1000); // fade out from 255 to 0 in 3000ms, fade after 1 second isFadedIn = false; } } // To stop fading immediately, call led.cancel() function }

#include <ezLED.h> // ezLED library #define BUTTON_PIN 7 ezLED led(3); // create a LED object that attach to pin 3 void setup() { Serial.begin(9600); pinMode(BUTTON_PIN, INPUT_PULLUP); } void loop() { led.loop(); // MUST call the led.loop() function in loop() int buttonState = digitalRead(BUTTON_PIN); if (buttonState == LOW) { led.turnON(); // turn on immediately //led.turnON(1000); // turn on after 1 second } else { led.turnOFF(); // turn off immediately //led.turnOFF(1000); // turn off after 1 second } if (led.getOnOff() == LED_ON) Serial.println("LED is ON"); else Serial.println("LED is OFF"); } ///////// #include <ezButton.h> // ezButton library arduinogetstarted.com/tutorials/arduino-button-library #include <ezLED.h> // ezLED library ezButton button(7); // create a button object that attach to pin 7 ezLED led(3); // create a LED object that attach to pin 3 void setup() { Serial.begin(9600); button.setDebounceTime(50); // set debounce time to 50ms } void loop() { button.loop(); // MUST call the loop() function first led.loop(); // MUST call the loop() function first if (button.isPressed()) { led.toggle(); // toggle immediately //led.toggle(1000); // toggle after 1 second } if (led.getOnOff() == LED_ON) Serial.println("LED is ON"); else Serial.println("LED is OFF"); }

#include <ezLED.h> // ezLED library #define PIN_LED_1 7 #define PIN_LED_2 8 #define PIN_LED_3 9 ezLED led1(PIN_LED_1); // create ezLED object that attach to pin PIN_LED_1 ezLED led2(PIN_LED_2); // create ezLED object that attach to pin PIN_LED_2 ezLED led3(PIN_LED_3); // create ezLED object that attach to pin PIN_LED_3 void setup() { Serial.begin(9600); led1.blink(500, 500); // 500ms ON, 500ms OFF, blink immediately led2.blinkInPeriod(100, 100, 5000); // 100ms ON, 100ms OFF, blink in 5 seconds, blink immediately led3.blinkNumberOfTimes(250, 750, 10); // 250ms ON, 750ms OFF, repeat 10 times, blink immediately } void loop() { led1.loop(); // MUST call the led1.loop() function in loop() led2.loop(); // MUST call the led2.loop() function in loop() led3.loop(); // MUST call the led3.loop() function in loop() Serial.print("LED 1"); printState(led1.getState()); Serial.print("LED 2"); printState(led2.getState()); Serial.print("LED 3"); printState(led3.getState()); // DO SOMETHING HERE } void printState(int state) { if (state == LED_DELAY) Serial.println(" DELAYING"); else if (state == LED_BLINKING) Serial.println(" BLINKING"); else if (state == LED_IDLE) Serial.println(" BLINK ENDED"); } ////////// #include <ezLED.h> // ezLED library #define NUM_LED 3 // three LEDs #define PIN_LED_1 7 #define PIN_LED_2 8 #define PIN_LED_3 9 ezLED ledArray[NUM_LED] = { ezLED(PIN_LED_1), // create ezLED object that attach to pin PIN_LED_1 ezLED(PIN_LED_2), // create ezLED object that attach to pin PIN_LED_2 ezLED(PIN_LED_3) // create ezLED object that attach to pin PIN_LED_3 }; void setup() { Serial.begin(9600); ledArray[0].blink(500, 500); // 500ms ON, 500ms OFF, blink immediately ledArray[1].blinkInPeriod(100, 100, 5000); // 100ms ON, 100ms OFF, blink in 5 seconds, blink immediately ledArray[2].blinkNumberOfTimes(250, 750, 10); // 250ms ON, 750ms OFF, repeat 10 times, blink immediately } void loop() { for (int i = 0; i < NUM_LED; i++) ledArray[i].loop(); // MUST call the led.loop() function in loop() // print the operation state for (int i = 0; i < NUM_LED; i++) { Serial.print("LED "); Serial.print(i + 1); if (ledArray[i].getState() == LED_DELAY) Serial.println(" DELAYING"); else if (ledArray[i].getState() == LED_BLINKING) Serial.println(" BLINKING"); else if (ledArray[i].getState() == LED_IDLE) Serial.println(" BLINK ENDED"); } // DO SOMETHING HERE }

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const int LIGHT_SENSOR_PIN = A0; // Arduino pin connected to light sensor's pin const int RELAY_PIN = 3; // Arduino pin connected to Relay's pin const int ANALOG_THRESHOLD = 500; // variables will change: int analogValue; void setup() { pinMode(RELAY_PIN, OUTPUT); // set arduino pin to output mode } void loop() { analogValue = analogRead(LIGHT_SENSOR_PIN); // read the input on analog pin if(analogValue < ANALOG_THRESHOLD) digitalWrite(RELAY_PIN, HIGH); // turn on Relay else digitalWrite(RELAY_PIN, LOW); // turn off Relay } //////// #include <Servo.h> // constants won't change const int LIGHT_SENSOR_PIN = A0; // Arduino pin connected to light sensor's pin const int SERVO_PIN = 9; // Arduino pin connected to Servo Motor's pin const int ANALOG_THRESHOLD = 500; Servo servo; // create servo object to control a servo void setup() { servo.attach(SERVO_PIN); // attaches the servo on pin 9 to the servo object servo.write(0); } void loop() { int analogValue = analogRead(LIGHT_SENSOR_PIN); // read the input on analog pin if (analogValue > ANALOG_THRESHOLD) servo.write(90); // rotate servo motor to 90 degree else servo.write(0); // rotate servo motor to 0 degree }

void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(9600); } void loop() { // reads the input on analog pin A0 (value between 0 and 1023) int analogValue = analogRead(A0); Serial.print("Analog reading: "); Serial.print(analogValue); // the raw analog reading // We'll have a few threshholds, qualitatively determined if (analogValue < 10) { Serial.println(" - Dark"); } else if (analogValue < 200) { Serial.println(" - Dim"); } else if (analogValue < 500) { Serial.println(" - Light"); } else if (analogValue < 800) { Serial.println(" - Bright"); } else { Serial.println(" - Very bright"); } delay(500); } //////////// const int LIGHT_SENSOR_PIN = A0; // Arduino pin connected to light sensor's pin const int LED_PIN = 3; // Arduino pin connected to LED's pin const int ANALOG_THRESHOLD = 500; // arround 2.5v on led // variables will change: int analogValue; void setup() { pinMode(LED_PIN, OUTPUT); // set arduino pin to output mode } void loop() { analogValue = analogRead(LIGHT_SENSOR_PIN); // read the input on analog pin if(analogValue < ANALOG_THRESHOLD) digitalWrite(LED_PIN, LOW); // turn on LED else digitalWrite(LED_PIN, HIGH); // turn off LED }

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const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int BUZZER_PIN = 3; // Arduino pin connected to Buzzer's pin const int ANALOG_THRESHOLD = 500; void setup() { pinMode(BUZZER_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) digitalWrite(BUZZER_PIN, HIGH); // turn on Piezo Buzzer else digitalWrite(BUZZER_PIN, LOW); // turn off Piezo Buzzer } ////// const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int BUZZER_PIN = 3; // Arduino pin connected to Buzzer's pin const int ANALOG_THRESHOLD = 500; void setup() { pinMode(BUZZER_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) digitalWrite(BUZZER_PIN, HIGH); // turn on Piezo Buzzer else digitalWrite(BUZZER_PIN, LOW); // turn off Piezo Buzzer }

#include <Servo.h> // constants won't change const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int SERVO_PIN = 9; // Arduino pin connected to Servo Motor's pin const int ANALOG_THRESHOLD = 500; Servo servo; // create servo object to control a servo void setup() { servo.attach(SERVO_PIN); // attaches the servo on pin 9 to the servo object servo.write(0); } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) servo.write(180); // rotate servo motor to 90 degree else servo.write(0); // rotate servo motor to 0 degree } ///////// #include <Servo.h> // constants won't change const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int SERVO_PIN = 9; // Arduino pin connected to Servo Motor's pin const float VOLTAGE_THRESHOLD = 2.5; // Voltages max 5V=100% Servo servo; // create servo object to control a servo void setup() { servo.attach(SERVO_PIN); // attaches the servo on pin 9 to the servo object servo.write(0); } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin float voltage = floatMap(analogValue, 0, 1023, 0, 5); // Rescale to potentiometer's voltage if(voltage > VOLTAGE_THRESHOLD) servo.write(180); // rotate servo motor to 90 degree else servo.write(0); // rotate servo motor to 0 degree } float floatMap(float x, float in_min, float in_max, float out_min, float out_max) { return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min; }

const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int RELAY_PIN = 3; // Arduino pin connected to Relay's pin const int ANALOG_THRESHOLD = 500; // mean > 499 or 49% Relay ON if <499 or 48% Relay OFF void setup() { pinMode(RELAY_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) digitalWrite(RELAY_PIN, HIGH); // turn on Relay else digitalWrite(RELAY_PIN, LOW); // turn off Relay } /////// const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int RELAY_PIN = 3; // Arduino pin connected to Relay's pin const int ANALOG_THRESHOLD = 500; // mean > 499 or 49% Relay ON if <499 or 48% Relay OFF void setup() { pinMode(RELAY_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) digitalWrite(RELAY_PIN, HIGH); // turn on Relay else digitalWrite(RELAY_PIN, LOW); // turn off Relay }

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float floatMap(float x, float in_min, float in_max, float out_min, float out_max) { return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min; } // the setup routine runs once when you press reset: void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(9600); } // the loop routine runs over and over again forever: void loop() { // read the input on analog pin A0: int analogValue = analogRead(A0); // Rescale to potentiometer's voltage (from 0V to 5V): float voltage = floatMap(analogValue, 0, 1023, 0, 5); // print out the value you read: Serial.print("Analog: "); Serial.print(analogValue); Serial.print(", Voltage: "); Serial.println(voltage); delay(1000); } ////////// int LED_PIN = 3; // the PWM pin the LED is attached to // the setup routine runs once when you press reset: void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(9600); // declare LED pin to be an output: pinMode(LED_PIN, OUTPUT); } // the loop routine runs over and over again forever: void loop() { // reads the input on analog pin A0 (value between 0 and 1023) int analogValue = analogRead(A0); // scales it to brightness (value between 0 and 255) int brightness = map(analogValue, 0, 1023, 0, 255); // sets the brightness LED that connects to pin 3 analogWrite(LED_PIN, brightness); // print out the value Serial.print("Analog: "); Serial.print(analogValue); Serial.print(", Brightness: "); Serial.println(brightness); delay(100); } /////////3 const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int LED_PIN = 3; // Arduino pin connected to LED's pin const int ANALOG_THRESHOLD = 500; void setup() { pinMode(LED_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin if(analogValue > ANALOG_THRESHOLD) digitalWrite(LED_PIN, HIGH); // turn on LED else digitalWrite(LED_PIN, LOW); // turn off LED } /////4 const int POTENTIOMETER_PIN = A0; // Arduino pin connected to Potentiometer pin const int LED_PIN = 3; // Arduino pin connected to LED's pin const float VOLTAGE_THRESHOLD = 2.5; // Voltages void setup() { pinMode(LED_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int analogValue = analogRead(POTENTIOMETER_PIN); // read the input on analog pin float voltage = floatMap(analogValue, 0, 1023, 0, 5); // Rescale to potentiometer's voltage if(voltage > VOLTAGE_THRESHOLD) digitalWrite(LED_PIN, HIGH); // turn on LED else digitalWrite(LED_PIN, LOW); // turn off LED } float floatMap(float x, float in_min, float in_max, float out_min, float out_max) { return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min; }

របស់ញុមញុមភ្លេចដកថ្មចេញហើយដោតភ្លើងវាគាំងលឺតែសំលេងរោរអ្វីក៏អត់ចេញដែរ

អរគុណច្រើនលោកគ្រូដែលបានចែករំលែកចំណេះដឹង

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#define POSITION_NUM 4 #define ON LOW #define OFF HIGH // define the pins connected to the dip switch const int SWITCH_PINS[] = { 2, 3, 4, 5 }; void setup() { // Initialize serial communication Serial.begin(9600); // Set the DIP switch pins as inputs with pull-up resistors enabled for (int i = 0; i < POSITION_NUM; i++) pinMode(SWITCH_PINS[i], INPUT_PULLUP); } void loop() { int encoded_state = 0; for (int i = 0; i < POSITION_NUM; i++) { int state = digitalRead(SWITCH_PINS[i]); if (state == ON) encoded_state |= 1 << (POSITION_NUM - i - 1); } Serial.print("encoded state: "); Serial.println(encoded_state); // add a delay to prevent rapid readings delay(500); } ////////// #define POSITION_NUM 4 #define ON LOW #define OFF HIGH // define the pins connected to the dip switch const int SWITCH_PINS[] = { 2, 3, 4, 5 }; void setup() { // initialize serial communication Serial.begin(9600); // set the dip switch pins as inputs with pull-up resistors enabled for (int i = 0; i < POSITION_NUM; i++) pinMode(SWITCH_PINS[i], INPUT_PULLUP); } void loop() { // Read the state of each switch position for (int i = 0; i < POSITION_NUM; i++) { Serial.print("position "); Serial.print(i + 1); Serial.print(": "); int state = digitalRead(SWITCH_PINS[i]); if (state == ON) Serial.println("ON "); else Serial.println("OFF "); } Serial.println(); // add a delay to prevent rapid readings delay(500); }

#include <ezButton.h> ezButton limitSwitch(7); // create ezButton object that attach to pin 7; void setup() { Serial.begin(9600); limitSwitch.setDebounceTime(50); // set debounce time to 50 milliseconds } void loop() { limitSwitch.loop(); // MUST call the loop() function first if(limitSwitch.isPressed()) Serial.println("The limit switch: UNTOUCHED -> TOUCHED"); if(limitSwitch.isReleased()) Serial.println("The limit switch: TOUCHED -> UNTOUCHED"); int state = limitSwitch.getState(); if(state == HIGH) Serial.println("The limit switch: UNTOUCHED"); else Serial.println("The limit switch: TOUCHED"); }

#include <ezButton.h> ezButton toggleSwitch(7); // create ezButton object that attach to pin 7; void setup() { Serial.begin(9600); toggleSwitch.setDebounceTime(50); // set debounce time to 50 milliseconds } void loop() { toggleSwitch.loop(); // MUST call the loop() function first if (toggleSwitch.isPressed()) Serial.println("The switch: OFF -> ON"); if (toggleSwitch.isReleased()) Serial.println("The switch: ON -> OFF"); int state = toggleSwitch.getState(); if (state == HIGH) Serial.println("The switch: OFF"); else Serial.println("The switch: ON"); }

const int BUTTON_PIN = 2; // Arduino pin connected to button's pin const int BUZZER_PIN = 4; // Arduino pin connected to Buzzer's pin void setup() { Serial.begin(9600); // initialize serial pinMode(BUTTON_PIN, INPUT_PULLUP); // set arduino pin to input pull-up mode pinMode(BUZZER_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int buttonState = digitalRead(BUTTON_PIN); // read new state if (buttonState == LOW) { Serial.println("The button is being pressed"); digitalWrite(BUZZER_PIN, HIGH); // turn on } else if (buttonState == HIGH) { Serial.println("The button is unpressed"); digitalWrite(BUZZER_PIN, LOW); // turn off } } //////////// #include "pitches.h" const int BUTTON_PIN = 2; // Arduino pin connected to button's pin const int BUZZER_PIN = 4; // Arduino pin connected to Buzzer's pin // notes in the melody: int melody[] = { NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_G5, NOTE_C5, NOTE_D5, NOTE_E5, NOTE_F5, NOTE_F5, NOTE_F5, NOTE_F5, NOTE_F5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_E5, NOTE_D5, NOTE_D5, NOTE_E5, NOTE_D5, NOTE_G5 }; // note durations: 4 = quarter note, 8 = eighth note, etc, also called tempo: int noteDurations[] = { 8, 8, 4, 8, 8, 4, 8, 8, 8, 8, 2, 8, 8, 8, 8, 8, 8, 8, 16, 16, 8, 8, 8, 8, 4, 4 }; void setup() { Serial.begin(9600); // initialize serial pinMode(BUTTON_PIN, INPUT_PULLUP); // set arduino pin to input pull-up mode } void loop() { int buttonState = digitalRead(BUTTON_PIN); // read new state if (buttonState == LOW) { // button is pressed Serial.println("The button is being pressed"); buzzer(); } } void buzzer() { // iterate over the notes of the melody: int size = sizeof(noteDurations) / sizeof(int); for (int thisNote = 0; thisNote < size; thisNote++) { // to calculate the note duration, take one second divided by the note type. //e.g. quarter note = 1000 / 4, eighth note = 1000/8, etc. int noteDuration = 1000 / noteDurations[thisNote]; tone(BUZZER_PIN, melody[thisNote], noteDuration); // to distinguish the notes, set a minimum time between them. // the note's duration + 30% seems to work well: int pauseBetweenNotes = noteDuration * 1.30; delay(pauseBetweenNotes); // stop the tone playing: noTone(BUZZER_PIN); } } //////////////////////////// pitches.h/////////// #define NOTE_B0 31 #define NOTE_C1 33 #define NOTE_CS1 35 #define NOTE_D1 37 #define NOTE_DS1 39 #define NOTE_E1 41 #define NOTE_F1 44 #define NOTE_FS1 46 #define NOTE_G1 49 #define NOTE_GS1 52 #define NOTE_A1 55 #define NOTE_AS1 58 #define NOTE_B1 62 #define NOTE_C2 65 #define NOTE_CS2 69 #define NOTE_D2 73 #define NOTE_DS2 78 #define NOTE_E2 82 #define NOTE_F2 87 #define NOTE_FS2 93 #define NOTE_G2 98 #define NOTE_GS2 104 #define NOTE_A2 110 #define NOTE_AS2 117 #define NOTE_B2 123 #define NOTE_C3 131 #define NOTE_CS3 139 #define NOTE_D3 147 #define NOTE_DS3 156 #define NOTE_E3 165 #define NOTE_F3 175 #define NOTE_FS3 185 #define NOTE_G3 196 #define NOTE_GS3 208 #define NOTE_A3 220 #define NOTE_AS3 233 #define NOTE_B3 247 #define NOTE_C4 262 #define NOTE_CS4 277 #define NOTE_D4 294 #define NOTE_DS4 311 #define NOTE_E4 330 #define NOTE_F4 349 #define NOTE_FS4 370 #define NOTE_G4 392 #define NOTE_GS4 415 #define NOTE_A4 440 #define NOTE_AS4 466 #define NOTE_B4 494 #define NOTE_C5 523 #define NOTE_CS5 554 #define NOTE_D5 587 #define NOTE_DS5 622 #define NOTE_E5 659 #define NOTE_F5 698 #define NOTE_FS5 740 #define NOTE_G5 784 #define NOTE_GS5 831 #define NOTE_A5 880 #define NOTE_AS5 932 #define NOTE_B5 988 #define NOTE_C6 1047 #define NOTE_CS6 1109 #define NOTE_D6 1175 #define NOTE_DS6 1245 #define NOTE_E6 1319 #define NOTE_F6 1397 #define NOTE_FS6 1480 #define NOTE_G6 1568 #define NOTE_GS6 1661 #define NOTE_A6 1760 #define NOTE_AS6 1865 #define NOTE_B6 1976 #define NOTE_C7 2093 #define NOTE_CS7 2217 #define NOTE_D7 2349 #define NOTE_DS7 2489 #define NOTE_E7 2637 #define NOTE_F7 2794 #define NOTE_FS7 2960 #define NOTE_G7 3136 #define NOTE_GS7 3322 #define NOTE_A7 3520 #define NOTE_AS7 3729 #define NOTE_B7 3951 #define NOTE_C8 4186 #define NOTE_CS8 4435 #define NOTE_D8 4699 #define NOTE_DS8 4978

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#include <Servo.h> #include <ezButton.h> const int BUTTON_PIN = 7; // Arduino pin connected to button's pin const int SERVO_PIN = 9; // Arduino pin connected to servo motor's pin ezButton button(BUTTON_PIN); // create ezButton object that attach to pin 7; Servo servo; // create servo object to control a servo int angle = 0; // the current angle of servo motor void setup() { Serial.begin(9600); // initialize serial button.setDebounceTime(50); // set debounce time to 50 milliseconds servo.attach(SERVO_PIN); // attaches the servo on pin 9 to the servo object servo.write(angle); } void loop() { button.loop(); // MUST call the loop() function first if(button.isPressed()) { Serial.println("button is pressed"); // change angle of servo motor if(angle == 0) angle = 90; else if(angle == 90) angle = 0; // control servo motor arccoding to the angle servo.write(angle); } } //////2 #include <Servo.h> #include <ezButton.h> const int BUTTON_PIN = 7; // Arduino pin connected to button's pin const int SERVO_PIN = 9; // Arduino pin connected to servo motor's pin ezButton button(BUTTON_PIN); // create ezButton object that attach to pin 7; Servo servo; // create servo object to control a servo int angle = 0; // the current angle of servo motor void setup() { Serial.begin(9600); // initialize serial button.setDebounceTime(50); // set debounce time to 50 milliseconds servo.attach(SERVO_PIN); // attaches the servo on pin 9 to the servo object servo.write(angle); } void loop() { button.loop(); // MUST call the loop() function first if(button.isPressed()) { Serial.println("button is pressed"); // change angle of servo motor if(angle == 0) angle = 90; else if(angle == 90) angle = 0; // control servo motor arccoding to the angle servo.write(angle); } }

const int BUTTON_PIN = 7; // Arduino pin connected to button's pin const int RELAY_PIN = 3; // Arduino pin connected to relay's pin void setup() { Serial.begin(9600); // initialize serial pinMode(BUTTON_PIN, INPUT_PULLUP); // set arduino pin to input pull-up mode pinMode(RELAY_PIN, OUTPUT); // set arduino pin to output mode } void loop() { int buttonState = digitalRead(BUTTON_PIN); // read new state if (buttonState == LOW) { Serial.println("button is being pressed"); digitalWrite(RELAY_PIN, HIGH); // turn on } else if (buttonState == HIGH) { Serial.println("button is unpressed"); digitalWrite(RELAY_PIN, LOW); // turn off } } /////2...... // 1. Press one time relay working // 2. press one more relay no working #include <ezButton.h> const int BUTTON_PIN = 7; // Arduino pin connected to button's pin const int RELAY_PIN = 3; // Arduino pin connected to relay's pin ezButton button(BUTTON_PIN); // create ezButton object that attach to pin 7; int relayState = LOW; // the current state of relay void setup() { Serial.begin(9600); // initialize serial pinMode(RELAY_PIN, OUTPUT); // set arduino pin to output mode button.setDebounceTime(50); // set debounce time to 50 milliseconds } void loop() { button.loop(); // MUST call the loop() function first if(button.isPressed()) { Serial.println("button is pressed"); // toggle state of relay relayState = !relayState; // control relay arccoding to the toggled state digitalWrite(RELAY_PIN, relayState); } }

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// 1.press button and release ON LED // 2.press button and release OFF LED #include <ezButton.h> const int BUTTON_PIN = 7; // the number of the pushbutton pin const int LED_PIN = 3; // the number of the LED pin ezButton button(BUTTON_PIN); // create ezButton object that attach to pin 7; // variables will change: int ledState = LOW; // the current state of LED void setup() { Serial.begin(9600); // initialize serial pinMode(LED_PIN, OUTPUT); // set arduino pin to output mode button.setDebounceTime(50); // set debounce time to 50 milliseconds } void loop() { button.loop(); // MUST call the loop() function first if(button.isPressed()) { Serial.println("The button is pressed"); // toggle state of LED ledState = !ledState; // control LED arccoding to the toggleed sate digitalWrite(LED_PIN, ledState); } }