Se prezintă schema unui filtru de joasa frecventa. Este necesar când folosim integrate electronice in prezenta parazitilor care apar pe cabluri.
Un exemplu de valori pentru Arduino. Filtru este aplicat pe pinul de intrare:
R=1k - 4kC=100n - 1micro /63v
| Arduino Switch Toggle 1 |
|---|
int inPin = 8; // the number of the input pin int outPin = 13; // the number of the output pin boolean reading; // the current reading from the input pin boolean previous = LOW; // the previous reading from the input pin unsigned long debounce = millis(); // the debounce time void setup() { pinMode(inPin, INPUT); pinMode(outPin, OUTPUT); Serial.begin(9600); } void loop() { reading = digitalRead(inPin); Serial.println(reading); if (reading == HIGH && previous == LOW && millis()-debounce > 1000){ // debounce 1 sec. Serial.println("inside debounce if - Toggle Active"); //for test only digitalWrite(outPin, !digitalRead(outPin)); // toggle out pin debounce = millis(); // reset millis } previous = reading; // save previous reading } |
| Arduino Switch Toggle 2 |
|---|
int inPin = 8; // the number of the input pin int outPin = 13; // the number of the output pin boolean previous = false; // define state unsigned long debounce = millis(); // the debounce time void setup() { pinMode(inPin, INPUT); pinMode(outPin, OUTPUT); Serial.begin(9600); } void loop() { if (digitalRead(inPin)==LOW){previous = false;} if (digitalRead(inPin)==HIGH && previous == false && millis()-debounce > 1000) // debounce 1 sec. { Serial.println("inside debounce if - Toggle Active"); //for test only digitalWrite(outPin, !digitalRead(outPin)); // toggle out pin debounce = millis(); // reset millis previous = true; // save previous reading } delay(10); //wait } |
| Arduino Debounce |
|---|
const int buttonPin = 2; // the number of the pushbutton pin const int ledPin = 13; // the number of the LED pin unsigned long debounce = millis(); // store millis for debounce void setup() { pinMode(buttonPin, INPUT); pinMode(ledPin, OUTPUT); } void loop() { if (digitalRead(buttonPin) == HIGH && (millis() - debounce) > 500){ digitalWrite(ledPin, HIGH); //switch on led } if (digitalRead(buttonPin) == LOW){ digitalWrite(ledPin, LOW); //switch on led debounce = millis(); // reset millis } } |
| Server ESP-01 |
|---|
/* ESP-01 Server */ // include library #include <ESP8266WiFi.h> // end include library const char* ssid = "ssid"; //set wifi id const char* password = "password"; //set wifi password WiFiServer androidServer(2563); // set port number for android netIO // setup void setup(){ Serial.begin(115200); delay(10); // prepare GPIO2 pinMode(2, OUTPUT); digitalWrite(2, LOW); // Connect to WiFi network Serial.println(); Serial.println(); Serial.print("Connecting to "); Serial.println(ssid); WiFi.mode(WIFI_STA); WiFi.config(IPAddress(192,168,1,122), IPAddress(255,255,255,0), IPAddress(192,168,1,1)); // static ip,dns,gateway WiFi.begin(ssid, password); while (WiFi.status() != WL_CONNECTED) { delay(500); Serial.print("."); } Serial.println(""); Serial.println("WiFi connected"); // Start the server androidServer.begin(); // start the server for android netIO Serial.println("Server started"); // Print the IP address Serial.println(WiFi.localIP()); } // end setup // main loop void loop() { WiFiClient client = androidServer.available(); if (!client) { return; } // Wait until the client sends some data Serial.println("new client"); while(!client.available()){ delay(1); } // Read the first line of the request String request = client.readStringUntil('\r'); Serial.println(request); client.flush(); // Match the request int value = LOW; if (request.indexOf("/LED=ON") != -1) { digitalWrite(2, HIGH); Serial.print("LED ON"); value = HIGH; } if (request.indexOf("/LED=OFF") != -1){ digitalWrite(2, LOW); Serial.print("LED OFF"); value = LOW; } // Return the response client.println("HTTP/1.1 200 OK"); client.println("Content-Type: text/html"); client.println(""); // do not forget this one client.println("<!DOCTYPE HTML>"); client.println("<html>"); client.print("Led pin is now: "); if(value == HIGH) { client.print("On"); } else { client.print("Off"); } client.println("<br><br>"); client.println("Click <a href=\"/LED=ON\">here</a> Turn relay ON<br>"); client.println("Click <a href=\"/LED=OFF\">here</a> Turn relay OFF<br>"); client.println("</html>"); delay(1); Serial.println("Client disconnected"); Serial.println(""); } |
 |
| Model schemă electronică pentru legarea unui releu la ieșirea GPIO1 |
H005 - manetă cruise
2 - +12v
5 - SET Speed -
| Tip Led 300Led/Metru | Tensiune (V) | Curent (A) | Rezistenta (ohm) | Putere (W) |
|---|---|---|---|---|
| 3528 1 Metru | 12 | 0,4 | 30 | 4,8 |
| 3528 5 Metri | 12 | 2 | 6 | 24 |
| 5050 1 Metru | 12 | 1,2 | 10 | 14,4 |
| 5050 5 Metru | 12 | 6 | 2 | 72 |
| 5630 1 Metru | 12 | 2 | 6 | 24 |
| 5630 5 Metru | 12 | 10 | 1,2 | 120 |
 |
| Lan Uplink |
 |
| Wan Connection |
ZDS_BG_925551-03.JPG)
