From 7a208da1b85662c17851053b97ebed16337430b6 Mon Sep 17 00:00:00 2001
From: HaiMD <haimd@beetsoft.com.vn>
Date: Fri, 1 Nov 2019 14:04:57 +0700
Subject: [PATCH] Firt project

---
 Lock/Lock.ino | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 Lock/Lock.ino

diff --git a/Lock/Lock.ino b/Lock/Lock.ino
new file mode 100644
index 0000000..3f9d031
--- /dev/null
+++ b/Lock/Lock.ino
@@ -0,0 +1,78 @@
+#define button A7
+#define relay A5
+#define time_hold 6000
+int val = 0;
+int i = 0;
+long previousMillis;
+long previousMillis2;
+bool relay_stt = false;
+bool relay_stt2 = false;
+bool hold = true;
+String input;
+
+void setup() {
+  Serial.begin(9600);
+  pinMode(button, INPUT_PULLUP);
+  pinMode(relay, OUTPUT);
+  relay_stt = false;
+}
+
+void read_button()
+{
+  val = analogRead(button);
+  //Serial.println(val);
+  if (val > 1010)
+  {
+    i++;
+  }
+  else if (val < 1010)
+  {
+    i = 0;
+  }
+  if (i > 500)
+  {
+    digitalWrite(relay, HIGH);
+    relay_stt = true;
+    relay_stt2 = true;
+    previousMillis = millis();
+    if (i == 503)
+    {
+      Serial.println("open");
+    }
+  }
+}
+
+void serial_read()
+{
+  while (Serial.available() > 0) {
+    input = Serial.readStringUntil('\r');
+    Serial.println(input);
+    if (input == "1")
+    {
+      digitalWrite(relay, HIGH);
+      relay_stt = true;
+      previousMillis = millis();
+      Serial.println("open");
+    }
+  }
+}
+void loop()
+{
+  //unsigned long currentMillis = millis();
+  read_button();
+  serial_read();
+  if ((millis() - previousMillis > time_hold) && relay_stt == true && val <1010)
+  {
+    relay_stt = false;
+    digitalWrite(relay, LOW);
+    Serial.println("close");
+    previousMillis = millis();
+  }
+  //  if ((millis() - previousMillis2 > time_hold) && relay_stt2 == true)
+  //  {
+  //    relay_stt2 = false;
+  //    digitalWrite(relay, LOW);
+  //    Serial.println("Close door by usb");
+  //    previousMillis2 = millis();
+  //  }
+}