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Author: robotzero1

MaixduinoFactorAuth.ino

@@ -0,0 +1,244 @@
+#include <Sipeed_ST7789.h>
+#include "Maix_Speech_Recognition.h"
+#include "voice_model.h"
+#include <Wire.h>
+#include "paj7620.h"
+
+SpeechRecognizer rec;
+
+SPIClass spi_(SPI0); // MUST be SPI0 for Maix series on board LCD
+Sipeed_ST7789 lcd(320, 240, spi_);
+
+#define PIR_MOTION_SENSOR 6
+#define GES_REACTION_TIME       500
+#define GES_ENTRY_TIME          800
+#define GES_QUIT_TIME           1000
+
+long security_time_out = 10000;
+long test_start_millis = 0;
+bool passed_auth_motion = false;
+bool passed_auth_voice = false;
+bool passed_auth_gesture = false;
+bool passed_auth_rfid = false;
+enum auth_level_states { NONE, MOTION, VOICE, GESTURE, RFID };
+enum auth_level_states auth_level_passed = NONE;
+
+int phrase_array[3];
+int gesture_array[4];
+
+unsigned char buffer[64];       // buffer array for data receive over serial port
+int count = 0;
+long keyfobID = 697827;         // ID printed on keyfob
+
+
+void auth_motion()
+{
+  lcd.fillScreen(COLOR_BLACK);
+  if (digitalRead(PIR_MOTION_SENSOR))
+  {
+    Serial.println("Hi, people is coming");
+    lcd.fillRect(10, 160, 300, 70, COLOR_RED);
+    lcd.setTextColor(COLOR_WHITE);
+    lcd.setCursor(10, 10);
+    lcd.print("Welcome To Security");
+    passed_auth_motion = true;
+    auth_level_passed = MOTION;
+  }
+}
+
+bool auth_gesture()
+{
+  delay(1000);
+  lcd.setCursor(10, 40);
+  lcd.println("Do gesture sequence");
+  long test_start_millis = millis();
+  int i = 0;
+  Serial.println("gesture waiting");
+  delay(500);
+  while (millis() - test_start_millis < security_time_out && i <= 3) {
+
+    uint8_t data = 0;
+    paj7620ReadReg(0x43, 1, &data);             // Read Bank_0_Reg_0x43/0x44 for gesture result.
+    //delay(GES_QUIT_TIME);
+
+    if (data == GES_LEFT_FLAG || data == GES_RIGHT_FLAG || data == GES_UP_FLAG || data == GES_DOWN_FLAG)
+    {
+      Serial.printf("Gesture : %d ", data);
+      gesture_array[i] = data;
+      Serial.println(gesture_array[i]);
+      if (gesture_array[0] == 4 && gesture_array[1] == 8 && gesture_array[2] == 1 && gesture_array[3] == 2) {
+        Serial.println("gesture accepted");
+        passed_auth_gesture = true;
+        auth_level_passed = GESTURE;
+        memset(gesture_array, 0, sizeof(gesture_array));  // reset array
+        return true;
+      }
+      i++;
+    }
+  }
+  Serial.println("gesture failed");
+  auth_fail();
+  return false;
+}
+
+bool auth_voice()
+{
+  lcd.setTextColor(COLOR_WHITE);
+  lcd.setCursor(10, 70);
+  lcd.println("Say the pass phrase");
+  rec.begin();
+  rec.addVoiceModel(0, 0, red, fram_num_red);
+  rec.addVoiceModel(1, 0, green, fram_num_green);
+  rec.addVoiceModel(2, 0, blue, fram_num_blue);
+
+  long test_start_millis = millis();
+  int i = 0;
+
+  while (millis() - test_start_millis < security_time_out) {
+    Serial.println("voice waiting");
+
+    int res;
+    res = rec.recognize(); // need to timeout this somehow
+    Serial.printf("res : %d ", res);
+    if (res > 0) {
+      phrase_array[i] = res;
+      i++;
+      if (phrase_array[0] == 1 && phrase_array[1] == 2 && phrase_array[2] == 3) {
+        Serial.println("voice accepted");
+        passed_auth_voice = true;
+        auth_level_passed = VOICE;
+        memset(phrase_array, 0, sizeof(phrase_array));  // reset array
+        return true;
+      }
+      switch (res)
+      {
+        case 1:
+          Serial.println("rec : red ");
+          break;
+
+        case 2:
+          Serial.println("rec : green ");
+          break;
+
+        case 3:
+          Serial.println("rec : blue ");
+          break;
+      }
+    }
+  }
+  Serial.println("voice failed");
+  auth_fail();
+  return false;
+}
+
+
+
+bool auth_rfid()
+{
+  lcd.setCursor(10, 100);
+  lcd.println("Use RIFD tag");
+  long test_start_millis = millis();
+  String keyfobString = "";
+  String receivedString = "";
+  count = 0;
+  while (millis() - test_start_millis < security_time_out) {
+    if (Serial2.available())
+      delay(500);
+    {
+      while (Serial2.available())
+      {
+        buffer[count++] = Serial2.read();      // writing data into array
+        if (count == 64)break;
+      }
+      for (int i = 0; i < count; i++)
+      {
+        if (buffer[i] > 47) { // not control char
+          receivedString += (char)buffer[i];
+        }
+      }
+      memset(buffer, 0, sizeof(buffer));  // reset buffer array
+      receivedString.remove(0, 5);
+      receivedString.remove(5, 2);
+
+      keyfobString = String(keyfobID, HEX);
+
+      if (receivedString.equalsIgnoreCase(keyfobString)) {
+        Serial.println("RFID accepted");
+        passed_auth_rfid = true;
+        auth_level_passed = RFID;
+        return true;
+      }
+    }
+
+  }
+  Serial.println("RFID auth failed");
+  auth_fail();
+  return false;
+}
+
+
+void auth_success()
+{
+  lcd.fillRect(10, 160, 300, 70, COLOR_GREEN);
+  lcd.setCursor(10, 130);
+  lcd.println("Door Opening...");
+  auth_reset();
+}
+
+void auth_fail()
+{
+  lcd.fillRect(10, 160, 300, 70, COLOR_RED);
+  lcd.setCursor(10, 130);
+  lcd.println("Auth error. Resetting.");
+  auth_reset();
+}
+
+void auth_reset()
+{
+  delay(3000);
+  passed_auth_motion = false;
+  passed_auth_voice = false;
+  passed_auth_gesture = false;
+  passed_auth_rfid = false;
+  auth_level_passed = NONE;
+}
+
+void setup() {
+  Serial.begin(115200);
+  Serial2.begin(9600, 2, 3);   //rfid reader
+
+  pinMode(PIR_MOTION_SENSOR, INPUT);
+
+  lcd.begin(15000000, COLOR_BLACK);
+  lcd.setTextSize(2);
+  uint8_t error = 0;
+  paj7620Init();
+
+}
+
+void loop() {
+
+  switch (auth_level_passed)
+  {
+    case NONE:
+      auth_motion();
+      break;
+
+    case MOTION:
+      auth_gesture();
+      break;
+
+    case GESTURE:
+      auth_voice();
+      break;
+
+    case VOICE:
+      auth_rfid();
+      break;
+
+    case RFID:
+      auth_success();
+      break;
+  }
+  
+}