final_2

access_control_python/main copy.py

@@ -6,6 +6,7 @@ import face_processing as fp
 from access_control_mqtt import access_control
 from database import Database, Student, Parent
 from display import Display
+from stm32 import stm32_distance
 
 SERIAL_PORT_DISPLAY = "COM11"
 CAMERA_INDEX = 0
@@ -69,22 +70,45 @@ def door_open():
         #display.set_page("scan")
 
 
+SD = stm32_distance("COM13")
+#start_time = time.perf_counter()
 
+flag: bool = False
+
+"""
+while True:
+    state = round((perf_counter())%1)
+    if(flag!=state):
+        flag = state
+        print(f"change to : {state}")
+    print(state)
+    delay(0.05)
+"""
 
 while True:
+
     while not frame_ready:
         time.sleep(1)
     
     should_restart = True
+    distance = SD.get_distance()
+    print(distance)
+    state = distance < 800
+    if state!= flag:
+        flag = state
+        if(state):
+            display.set_string("msg.txt","Scanning")
+        else:
+            display.set_page("scan")
 
-    
+    if (state): # Scan state
         while should_restart:
             #Try to identify face
             should_restart = False
             #if actrl.get_scan_state():
             if(True):
                 #print("SCAN ACTIVE!")
-            display.set_string("msg.txt","Scanning")
+                #display.set_string("msg.txt","Scanning")
                 faces = fp.identify_face(img, target_condidence=0.6) ## Scan student face
                 if(len(faces)==1):
                     #print("faces == 1")
@@ -178,6 +202,7 @@ while True:
                         #parent_facefile = faces[0]['name']   
                         #parent_info = db.get_parent_info(parent_facefile)
                         #if(parent_info!= None):
+                        print("Find parent info")
                         display.set_page("prt_wo_stu")
                         display.set_string("name_pt.txt", f'Name: {parent_info.name}')
                         display.set_string("surname_pt.txt", f'Surname: {parent_info.surname}')
@@ -199,7 +224,8 @@ while True:
                 print("Scan inactivate!!")
 
 
-'''                
+
+    '''                
                 #is student, request another scan for parent
                 parent_face = fp.identify_face(img, target_condidence=0.6)
                 if(len(faces)==1):

access_control_python/main.py

@@ -85,12 +85,12 @@ while True:
                             i = 10
                             #TODO Check if door close, lock
                             while(i>=0):
-                                
                                 if (not actrl.get_door_state()): # False door is left open
                                     display.set_string("msg.txt","Door is left open, Alram in {} sec".format(i))
                                     time.sleep(1)
                                     i -= 1
                                     if i == 0:
+                                        display.set_string("msg.txt", "Alarm Active!! Please close the door"")
                                         actrl.activate_alarm()
                                 else:
                                     actrl.lock_door()

access_control_python/stm32.py

@@ -1,13 +1,30 @@
 import serial
+import threading
 
-ser = serial.Serial('COM13', 115200)
-while True:
+class stm32_distance():
+    data: int = 0
+    def __init__(self, serial_port: str) -> None:
+        self.serial_port = serial_port
+        self.ser = serial.Serial(self.serial_port, 115200)
+        self.thread = threading.Thread(target=self.__read_data)
+        self.thread.start()
+
+    def __read_data(self):
+        while True:
             data = b''
             while True:
-        byte = ser.read()
+                byte = self.ser.read()
                 if byte == b'\x03':
                     break
                 data += byte
-
             data_str = data.decode('utf-8')
-    print(data_str)
+            try:
+                self.data = int(data_str)
+            except: 
+                pass
+
+    def get_distance(self):
+        return self.data
+
+
+

access_control_python/test.py

@@ -1,5 +1,6 @@
+from stm32 import stm32_distance
 
-from espmega.espmega_r3 import ESPMega_standalone as ESPMega
-plc = ESPMega("/facescan","192.168.0.239",1883)
+SD = stm32_distance("COM13")
 
-plc.digital_write(2,0)``
+while True:
+    print(SD.get_distance())

access_control_python/test2.py

@@ -0,0 +1,13 @@
+import serial
+ser = serial.Serial('COM13', 115200)
+
+data = b''
+
+while True:
+    byte = ser.read()
+    if byte == b'\x03':
+        break
+    data += byte
+
+data_str = data.decode('utf-8')
+print(data_str)

access_control_python/test3.py

@@ -0,0 +1,11 @@
+from time import perf_counter
+from time import sleep as delay
+
+flag: bool = False
+while True:
+    state = round((perf_counter())%1)
+    if(flag!=state):
+        flag = state
+        print(f"change to : {state}")
+    print(state)
+    delay(0.05)