Add files via upload

Author: robots-guy

EX1_led_control/e1_led_control.ino

@@ -0,0 +1,35 @@
+/*Control an LED to be ON/OFF via arduino using PytHon GUI 
+Note: Disconnect from Python IDE before uploading this sketch to your arduino
+*/
+
+//Declare variable 
+char  serialData; 
+
+//Setup your baudrate & arduino pins   
+void setup()
+{
+    pinMode(13, OUTPUT);// LED pin on arduino
+    Serial.begin(9600);
+}
+
+//Run your program again and again using loop
+void loop()
+{
+
+ if (Serial.available() > 0) // send data only when you receive data from python
+ {
+      serialData = Serial.read();//read serial data and assign to variable 
+      Serial.print(serialData); //Print to check your data
+
+      //Condition statement 
+      if(serialData == '0') 
+          {
+           digitalWrite(13, HIGH); //Make your LED glow
+          } 
+      else if(serialData == '1') 
+          {
+             digitalWrite(13, LOW); //Make your LED off
+          } 
+        
+  }
+}

EX1_led_control/ex1_led_control.py

@@ -0,0 +1,68 @@
+'''
+Upload "e1_led_control.ino" sketch to arduino 
+Use Pyhton 3.7 
+Install respective packages if its missing or you get module not found error
+Please take care of indenting your code
+'''
+#Import following packages
+import serial
+import tkinter
+import tk_tools
+
+#Connect to arduino via serial port 
+#com6 --> Change port accordingly to yours
+arduino = serial.Serial('com6', 9600) 
+
+#Function call for led_on button
+def led_on():
+    arduino.write(b'0') #write this value to arduino 
+    led.to_green(True)  #Glow the led to green --> Refer to tk-tools docs
+    button_on.config(state = "disabled") #disable button_on 
+    button_off.config(state = "normal") # enable button_off to normal state
+
+#function call for led_off button
+def led_off():
+    arduino.write(b'1') #write this value to arduino 
+    led.to_green() #Switch off the led --> Refer to tk-tools docs
+    button_off.config(state = "disabled") #disable button_off
+    button_on.config(state = "normal") #enable button_on to normal state
+
+#exit function call for closing the program
+def close_window():
+    arduino.close() #close Serial connection with arduino
+    window.destroy() #destro tkinter app
+    
+# MAIN
+window = tkinter.Tk() #create tkinter window
+window.title("Arduino RGB Led Control") #give title
+window.configure(background="white") #change background color 
+
+#Create buttons
+button_on = tkinter.Button(window, text="ON", 
+                           font= ('Verdana',16), padx=50, pady =20, 
+                           bg="green",fg="white",
+                           command = led_on)
+
+button_off = tkinter.Button(window, text="OFF", 
+                            font=('Verdana',16), padx=50, pady =20, 
+                            bg="red",fg="white",
+                            command = led_off)
+
+button_exit = tkinter.Button(window, text="Exit", 
+                             font=('Verdana',16), 
+                             padx=130, pady =20, 
+                             command = close_window)
+
+#Pack buttons
+button_on.grid(row=1,column=1)
+button_off.grid(row=1,column=2)
+button_off.config(state = "disabled")
+button_exit.grid(row=2,column=1, columnspan =2)
+
+#Create interactive led using tk-tools
+led = tk_tools.Led(window, size=100)
+led.to_green() #set led to green switch off condition) --> Refer tk-tools docs
+led.grid(row=0,column=1, columnspan =2)
+    
+#execute the loop
+window.mainloop()