From 82d9947ef5152cb238a637595755775504db260b Mon Sep 17 00:00:00 2001 From: MA-QIAN <55299551+MA-QIAN@users.noreply.github.com> Date: Thu, 19 Nov 2020 11:07:08 -0500 Subject: [PATCH] Update NewMotorFunc.py --- Hardware/Updated_HW_codes/NewMotorFunc.py | 150 +++++++++++----------- 1 file changed, 78 insertions(+), 72 deletions(-) diff --git a/Hardware/Updated_HW_codes/NewMotorFunc.py b/Hardware/Updated_HW_codes/NewMotorFunc.py index cf48b57b0..965533351 100644 --- a/Hardware/Updated_HW_codes/NewMotorFunc.py +++ b/Hardware/Updated_HW_codes/NewMotorFunc.py @@ -1,121 +1,127 @@ -import RPi.GPIO as GPIO -import pyrebase # u need to install Pyrebase module firstly +mport RPi.GPIO as GPIO +import pyrebase # u need to install Pyrebase module firstly from time import sleep - class Motor: + + print("Starting of the program") - + def __init__(self): - - config = { - "apiKey": "AIzaSyAdL0W5HscjEDFPK4BDi6Cnc7FLa30GPYY", - "authDomain": "vehicleantitheftrecognition.firebaseapp.com", - "databaseURL": "https://vehicleantitheftrecognition.firebaseio.com/", - "storageBucket": "vehicleantitheftrecognition.firebaseapp.com" + + config = { + "apiKey": "AIzaSyAdL0W5HscjEDFPK4BDi6Cnc7FLa30GPYY", + "authDomain": "vehicleantitheftrecognition.firebaseapp.com", + "databaseURL": "https://vehicleantitheftrecognition.firebaseio.com/", + "storageBucket": "vehicleantitheftrecognition.firebaseapp.com" } self.firebase = pyrebase.initialize_app(config) - + GPIO.setmode(GPIO.BCM) GPIO.setwarnings(False) - - # preset GPIO ports for 2 motors + + #preset GPIO ports for 2 motors self.Motor1 = {'EN': 25, 'input1': 24, 'input2': 23} self.Motor2 = {'EN': 17, 'input1': 27, 'input2': 22} - + # preset the port for buttons and alarm - GPIO.setup(5, GPIO.IN) # start motor button, initially True - GPIO.setup(13, GPIO.IN) # stop motor button, initially True - GPIO.setup(16, GPIO.IN) # start alarm button, initially True - GPIO.setup(26, GPIO.OUT) # alarm output - + GPIO.setup(5,GPIO.IN) # start motor button, initially True + GPIO.setup(13,GPIO.IN) # stop motor button, initially True + GPIO.setup(16,GPIO.IN) # start alarm button, initially True + GPIO.setup(26,GPIO.OUT) # alarm output + for x in self.Motor1: GPIO.setup(self.Motor1[x], GPIO.OUT) GPIO.setup(self.Motor2[x], GPIO.OUT) - # utilize PWM function, enable motors and frequency is 100Hz - self.EN1 = GPIO.PWM(self.Motor1['EN'], 100) - self.EN2 = GPIO.PWM(self.Motor2['EN'], 100) + #utilize PWM function, enable motors and frequency is 100Hz + self.EN1 = GPIO.PWM(self.Motor1['EN'], 100) + self.EN2 = GPIO.PWM(self.Motor2['EN'], 100) - self.EN1.start(0) + self.EN1.start(0) self.EN2.start(0) - - # stop signals for motors and alarm - self.motorStop = False - self.alarmStop = False - - # new update motor and alarm functions, are able to connect embedded system throught firebase + + #stop signals for motors and alarm + self.motorStop=False + self.alarmStop=False + + + +# new update motor and alarm functions, are able to connect embedded system throught firebase def start_motor(self): + + self.motorStop=self.stop_motor() + + while (not self.motorStop) or (not GPIO.input(5)): #break the loop when motor stop signal is detected + + self.motorStop=self.stop_motor() - self.motorStop = self.stop_motor() - - while (not self.motorStop) or (not GPIO.input(5)): # break the loop when motor stop signal is detected - - self.motorStop = self.stop_motor() - + def stop_motor(self): - - database = self.firebase.database() # get alarm on/off signal from firebase + + database = self.firebase.database() # get alarm on/off signal from firebase signals = database.child("signal") - motorSignal = signals.child("1").child("motor").get().val() - - if (motorSignal == "off") or (not GPIO.input(13)): + motorSignal = signals.child("power").get().val() + + + if (motorSignal=="off") or (not GPIO.input(13)): print("stopping motor...") self.EN1.ChangeDutyCycle(0) self.EN2.ChangeDutyCycle(0) print("motor stops") return True - elif motorSignal == "on": - + elif motorSignal=="on": + self.EN1.ChangeDutyCycle(50) self.EN2.ChangeDutyCycle(50) GPIO.output(self.Motor1['input1'], GPIO.HIGH) GPIO.output(self.Motor1['input2'], GPIO.LOW) - + GPIO.output(self.Motor2['input1'], GPIO.HIGH) GPIO.output(self.Motor2['input2'], GPIO.LOW) - + print("motor is turned on") return False + def start_alarm(self): - - self.alarmStop = self.stop_alarm() - - while (not self.alarmStop) or (not GPIO.input(16)): # if alarmStop is False or button is pressed - # # enter the loop - self.alarmStop = self.stop_alarm() # infinitely check if alarmStop True - - # break the loop if alarm is turned off - + + self.alarmStop=self.stop_alarm() + + while (not self.alarmStop) or (not GPIO.input(16)): # if alarmStop is False or button is pressed +# # enter the loop + self.alarmStop=self.stop_alarm() # infinitely check if alarmStop True + + # break the loop if alarm is turned off def stop_alarm(self): - - database = self.firebase.database() # get alarm on/off signal from firebase + + database = self.firebase.database() # get alarm on/off signal from firebase signals = database.child("signal") - alarmSignal = signals.child("1").child("alarm").get().val() + alarmSignal = signals.child("alarm").get().val() - if alarmSignal == "off": + if alarmSignal=="off": print("Alarm turning off...") - self.alarmStop = True - GPIO.output(26, False) + self.alarmStop=True + GPIO.output(26,False) print("Alarm is off") return True - elif alarmSignal == "on": - GPIO.output(26, True) + elif alarmSignal=="on": + GPIO.output(26,True) print("Alarm is turned on") return False - -if __name__ == "__main__": - - # print("Execute function...") - - motor1 = Motor() - - while True: # turn on the system forever - - motor1.start_alarm() # alarm on/off test - motor1.start_motor() # motor on/off test + +if _name__=="__main_": + + #print("Execute function...") + + + motor1=Motor() + + while True: # turn on the system forever + + motor1.start_alarm() # alarm on/off test + motor1.start_motor() # motor on/off test