bluetooth controlled 4 motors driver with python/pygame on pc client, and arduino

arduinoSender.py

import serial, platform, glob

# A function that tries to list serial ports on most common platforms
def list_serial_ports():
    system_name = platform.system()
    if system_name == "Windows":
        # Scan for available ports.
        available = []
        for i in range(256):
            try:
                portname = 'COM%s'%i
                s = serial.Serial(portname)
                available.append(portname)
                s.close()
            except serial.SerialException:
                pass
        return available
    elif system_name == "Darwin":
        # Mac
        return glob.glob('/dev/tty*') + glob.glob('/dev/cu*')
    else:
        # Assume Linux or something else
        return glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*')
	
def portSelect():
    print("finding ports...")
    port = list_serial_ports()
    print (port)
    number = int( input("Which port? ") ) -1
    arduino = serial.Serial(port[number], 1200 , timeout = 0.01)
    return arduino
    
import arduinoSender

victim = arduinoSender.portSelect()

import pygame, time
 
# Define some colors
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
GREEN = (0, 255, 0)
RED = (255, 0, 0)
PINK = (255, 192, 203)
 
 
def draw_arrows(screen):

    pygame.draw.polygon(screen, PINK, [ (1,6) , (20,70) , (60,9) ], 4)
    pygame.draw.polygon(screen, PINK, [ (30,6) , (60,60) , (120,90) ], 4)
 
pygame.init()
size = [400, 200]
screen = pygame.display.set_mode(size)

pygame.font.init() # you have to call this at the start, 
                   # if you want to use this module.
myfont = pygame.font.SysFont('Comic Sans MS', 30)
#This creates a new object on which you can call the render method.

textsurface = myfont.render('Phan mem dieu khien o to do ', False, BLACK)
textsurface2 = myfont.render('choi (best UI design award)', False, BLACK)

 
pygame.display.set_caption("Điều khiển")
 
done = False
 
clock = pygame.time.Clock()

#some parameters
pressedKey = 0
 
# -------- Main Program Loop -----------
while not done:
    
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            done = True
 
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_LEFT:
                victim.write('l'.encode())
            elif event.key == pygame.K_RIGHT:
                victim.write('r'.encode())
            elif event.key == pygame.K_UP:
                victim.write('u'.encode())
            elif event.key == pygame.K_DOWN:
                victim.write('d'.encode())
 
        elif event.type == pygame.KEYUP:
            if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT or event.key == pygame.K_UP or event.key == pygame.K_DOWN:
                victim.write('a'.encode())
 
    screen.fill(WHITE)
    draw_arrows(screen)
    #This creates a new surface with text already drawn onto it. At the end you can just blit the text surface onto your main screen.
    screen.blit(textsurface,(0,50))
    screen.blit(textsurface2,(0,75))
    pygame.display.flip()
    clock.tick(15)

pygame.quit()
import serial, platform, glob

# A function that tries to list serial ports on most common platforms
def list_serial_ports():
    system_name = platform.system()
    if system_name == "Windows":
        # Scan for available ports.
        available = []
        for i in range(256):
            try:
                portname = 'COM%s'%i
                s = serial.Serial(portname)
                available.append(portname)
                s.close()
            except serial.SerialException:
                pass
        return available
    elif system_name == "Darwin":
        # Mac
        return glob.glob('/dev/tty*') + glob.glob('/dev/cu*')
    else:
        # Assume Linux or something else
        return glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*')
	
def portSelect():
    print("finding ports...")
    port = list_serial_ports()
    print (port)
    number = int( input("Which port? ") ) -1
    arduino = serial.Serial(port[number], 1200 , timeout = 0.01)
    return arduino
    

btRc.ino

#include <SoftwareSerial.h>
SoftwareSerial HC05(4, 5); // RX | TX

char incomingByte = 0;

void setup() {
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  
  Serial.begin(9600);
  HC05.begin(1200);

  
  digitalWrite(2, HIGH);
  digitalWrite(3, HIGH);
  
}

void loop() {

  // send data only when you receive data:
  if (HC05.available() > 0) {
  //if (Serial.available() > 0) {

    incomingByte = HC05.read();
    Serial.println(incomingByte);
    
    if (incomingByte == 'u') {
      analogWrite(9, 255);
      analogWrite(10, 0);
    }
    else if (incomingByte == 'd') {
      analogWrite(9, 0);
      analogWrite(10, 255);
    }
    else if (incomingByte == 'l') {
      analogWrite(11, 255);
      analogWrite(6, 0);
    }
    else if (incomingByte == 'r') {
      analogWrite(11, 0);
      analogWrite(6, 255);
    }
    else{
      analogWrite(9, 0);
      analogWrite(10, 0);
      analogWrite(11, 0);
      analogWrite(6, 0);
    }
    
  }
}

controller.py

import arduinoSender

victim = arduinoSender.portSelect()

import pygame, time
 
# Define some colors
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
GREEN = (0, 255, 0)
RED = (255, 0, 0)
PINK = (255, 192, 203)
 
 
def draw_arrows(screen):

    pygame.draw.polygon(screen, PINK, [ (1,6) , (20,70) , (60,9) ], 4)
    pygame.draw.polygon(screen, PINK, [ (30,6) , (60,60) , (120,90) ], 4)
 
pygame.init()
size = [400, 200]
screen = pygame.display.set_mode(size)

pygame.font.init() # you have to call this at the start, 
                   # if you want to use this module.
myfont = pygame.font.SysFont('Comic Sans MS', 30)
#This creates a new object on which you can call the render method.

textsurface = myfont.render('Phan mem dieu khien o to do ', False, BLACK)
textsurface2 = myfont.render('choi (best UI design award)', False, BLACK)

 
pygame.display.set_caption("Điều khiển")
 
done = False
 
clock = pygame.time.Clock()

#some parameters
pressedKey = 0
 
# -------- Main Program Loop -----------
while not done:
    
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            done = True
 
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_LEFT:
                victim.write('l'.encode())
            elif event.key == pygame.K_RIGHT:
                victim.write('r'.encode())
            elif event.key == pygame.K_UP:
                victim.write('u'.encode())
            elif event.key == pygame.K_DOWN:
                victim.write('d'.encode())
 
        elif event.type == pygame.KEYUP:
            if event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT or event.key == pygame.K_UP or event.key == pygame.K_DOWN:
                victim.write('a'.encode())
 
    screen.fill(WHITE)
    draw_arrows(screen)
    #This creates a new surface with text already drawn onto it. At the end you can just blit the text surface onto your main screen.
    screen.blit(textsurface,(0,50))
    screen.blit(textsurface2,(0,75))
    pygame.display.flip()
    clock.tick(15)

pygame.quit()