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Commit b882b8c

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Merge pull request #2 from mikebionic/arduino_codes
Arduino codes readme update
2 parents 6250eff + 7ddc1f2 commit b882b8c

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‎README.md‎

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@@ -13,6 +13,7 @@ If you have a project to share, feel free to create a branch and send me a merge
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- Python Flask robo-cam control
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- Intravenous usage with SIM900 module
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- Fingerprint TTL and Adafruit based Door lock security system
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- RFID Tag based door lock & logger system
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- Height measurer with ultrasonic sensor
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- Automated Incubator system code
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- Magic mirror widget using Python Flask

‎gorjaw-projects/rfid_door.cpp‎

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#include "SPI.h"
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#include "MFRC522.h"
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#define SS_PIN 10
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#define RST_PIN 9
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int button_state = 0;
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int buttonPin = 7;
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int ledIndicator = 2;
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int resetPin = 5;
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int btn_state_pin = 3;
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int wifi_serial_pin = 4;
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int rfid_validation_pin = 6;
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int doorDelay = 500;
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long reset_timeout = 2400000;
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MFRC522 rfid(SS_PIN, RST_PIN);
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MFRC522::MIFARE_Key key;
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int qtyOfCards = 15;
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String registeredCards[] = {
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"46:0C:C8:0F", //gulbahar
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"26:B8:3C:1E", //mike
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"A6:88:E8:21", //selbi ilmyradova
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"23:BB:97:79", //dowletyar
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"C6:1D:D6:21", //Merdan
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"06:75:BC:1E", //dowlpack
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"86:FA:DF:21", //mati
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"6A:2B:5C:9C", //mekan
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"66:E5:D6:21", //dayanch
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"8A:4B:81:7F", //keychain (line)
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"C9:CE:B1:C2", //keychain
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"56:9B:CC:0F", // merdan (green cutted)
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"A6:5C:37:11", // merdan (blue bus card)
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"80:86:80:74", // Gelneje (cleaner)
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"96:D2:CB:0F", // Bagtyyar, berkarar LANY
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};
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void setup() {
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Serial.begin(115200);
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SPI.begin();
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rfid.PCD_Init();
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pinMode (buttonPin,INPUT_PULLUP);
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pinMode (ledIndicator,OUTPUT);
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digitalWrite(resetPin,1);
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pinMode (resetPin, OUTPUT);
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digitalWrite(ledIndicator, 0);
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pinMode (btn_state_pin, OUTPUT);
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digitalWrite(btn_state_pin, 0);
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pinMode (wifi_serial_pin, OUTPUT);
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digitalWrite(wifi_serial_pin, 0);
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pinMode (rfid_validation_pin, OUTPUT);
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digitalWrite(rfid_validation_pin, 0);
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}
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void loop() {
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buttonModule();
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rfidModule();
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wifiSerialModule();
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autoResetTimeout();
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}
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void openDoor(){
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digitalWrite(ledIndicator, 1);
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delay(doorDelay);
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digitalWrite(ledIndicator, 0);
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delay(500); // for electrical security
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}
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void validateCard(String ID_key){
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for (int i = 0; i < qtyOfCards; i++){
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if (ID_key.indexOf(registeredCards[i]) >= 0){
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Serial.println("card validated " + millis());
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digitalWrite(rfid_validation_pin, 1);
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openDoor();
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Serial.println(registeredCards[i]);
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}
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}
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}
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void buttonModule(){
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button_state = digitalRead(buttonPin);
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if (button_state == 0){
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Serial.println("button clicked " + millis());
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digitalWrite(btn_state_pin, 1);
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openDoor();
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}
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}
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void rfidModule(){
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if (!rfid.PICC_IsNewCardPresent() || !rfid.PICC_ReadCardSerial())
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return;
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MFRC522::PICC_Type piccType = rfid.PICC_GetType(rfid.uid.sak);
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if (piccType != MFRC522::PICC_TYPE_MIFARE_MINI &&
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piccType != MFRC522::PICC_TYPE_MIFARE_1K &&
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piccType != MFRC522::PICC_TYPE_MIFARE_4K) {
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// Serial.println(F("Your tag is not of type MIFARE Classic."));
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return;
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}
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String ID_key = "";
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for (byte i = 0; i < 4; i++) {
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ID_key +=
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(rfid.uid.uidByte[i] < 0x10 ? "0" : "") +
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String(rfid.uid.uidByte[i], HEX) +
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(i!=3 ? ":" : "");
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}
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ID_key.toUpperCase();
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// Serial.print("Card key: ");
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Serial.println(ID_key);
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validateCard(ID_key);
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delay(1000);
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rfid.PICC_HaltA();
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rfid.PCD_StopCrypto1();
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}
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void wifiSerialModule(){
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String stream="";
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if (Serial.available()!=0){
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stream = Serial.readStringUntil('\n');
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stream.trim();
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if (stream.length()>0){
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if (stream == "open_door"){
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digitalWrite(wifi_serial_pin, 1);
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openDoor();
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}
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}
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}
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}
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void(* resetFunc) (void) = 0;
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void autoResetTimeout(){
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if (millis() >= reset_timeout){
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digitalWrite(resetPin, 0);
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Serial.println("reset called " + millis());
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resetFunc();
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}
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}

‎gorjaw-projects/sensorSlave.cpp‎

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#include <dht.h>
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int dhtSensor = 5;
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dht = DHT;
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long x=millis();
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// gas sensor
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int gasSensor = A0;
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int gasThreshold = 400;
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int waterSensor = 15; // 15 or A1
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// indicators and states
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int buzzer = 11;
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int greenIndicator = 12;
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int redIndicator = 13;
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// relays and throttles
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int wentilationFan = 6;
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int heaterRelay = 7;
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int windowRelay = 8;
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int gasThrottle = 9;
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int waterThrottle = 10;
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// treshold of temperature
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int minTempTresh = 10;
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int maxTempTresh = 25;
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String stream;
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SoftwareSerial master (2,3);
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void setup() {
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pinMode(gasSensor,INPUT);
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pinMode(waterSensor,INPUT_PULLUP);
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pinMode(greenIndicator, OUTPUT);
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pinMode(redIndicator, OUTPUT);
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pinMode(windowRelay, OUTPUT);
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pinMode(heaterRelay, OUTPUT);
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pinMode(gasThrottle, OUTPUT);
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pinMode(waterThrottle, OUTPUT);
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pinMode(wentilationFan, OUTPUT);
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// stabilize the relays and outputs
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digitalWrite(gasThrottle,0);
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digitalWrite(waterThrottle,0);
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digitalWrite(wentilationFan,0);
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digitalWrite(heaterRelay,0);
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digitalWrite(windowRelay,0);
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Serial.begin(9600);
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master.begin(9600);
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}
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void loop() {
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if (master.available()){
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stream = master.readStringUntil('\n');
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stream.trim();
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if (stream.length()>0){
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if (stream == "1ach"){
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Serial.println("planZat")
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}
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}
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}
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gas();
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temp();
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heater();
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water();
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}
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void gas(){
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int analogSensor = analogRead(gasSensor);
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if (analogSensor>gasThreshold){
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digitalWrite(greenIndicator,0);
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digitalWrite(redIndicator,1);
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digitalWrite(gasThrottle,1);
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digitalWrite(wentilationFan,1);
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tone(buzzer,1000,200);
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}
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else{
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digitalWrite(greenIndicator,1);
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digitalWrite(redIndicator,0);
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digitalWrite(gasThrottle,0);
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digitalWrite(wentilationFan,0);
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noTone(buzzer);
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}
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}
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void temp(){
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if((x+4000)<millis()){
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float readData = DHT.read11(dhtSensor);
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unsigned int t=DHT.temperature;
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unsigned int h=DHT.humidity;
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Serial.println(t);
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x=millis();
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}
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}
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void heater(){
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if(DHT.temperature<minTempTresh){
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// digitalWrite(windowRelay,1);
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digitalWrite(heaterRelay,1);
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}
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else if(DHT.temperature>maxTempTresh){
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digitalWrite(heaterRelay,0);
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// digitalWrite(windowRelay,0)
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}
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}
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void water(){
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int waterState = digitalRead(waterSensor)
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if(waterState==0){
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// digitalWrite(windowRelay,1);
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digitalWrite(waterThrottle,1);
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tone(buzzer,700,200);
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}
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else{
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digitalWrite(waterThrottle,0);
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// digitalWrite(windowRelay,0)
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}
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}

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