GUI.py

00001 # coding: utf8
00002 
00003 #linux command to execute the script : python 'path'/RPC_test_code/GUI.py
00004 
00005 
00006 from Tkinter import *   #GUI Librairie              
00007 from mbedrpc import *   #Libraire to link serial communication mbed <=> PC, (serial or http)
00008 
00009 mbed = SerialRPC('/dev/ttyACM0', 9600)      #setup on the serial port ACM0.
00010 #You can check what port you are using with a linux shell command : ls /dev/ttyACM*
00011 #9600 : default baudrate
00012 
00013 
00014 
00015 #------------RPCvariable
00016 
00017 Blink = RPCVariable(mbed,"Blink_RPC")   #Create a new variable : name= Blink_RPC, on the mbed setup before, link to the mbed variable Blink
00018 
00019 
00020 #--------------GUI display
00021 root = Tk()                                     #creation a new window
00022 root.title('Blinking led')              #display title
00023 root.geometry('150x50+200+200')                 #Set geometry of root window
00024 
00025 
00026 Area = LabelFrame(root,text = "Blinking mode : ")   #area creation
00027 Area.pack(fill="x",expand="yes")
00028 
00029 
00030 #--update function
00031 def update():                   
00032 
00033     if(var.get() == 0):
00034         Blink.write(1)      #change Blink_RPC value on mbed
00035         print 'Blinking'    #Linux terminal output
00036         var.set(1)          #change var value for the next clic
00037 
00038     else:
00039         Blink.write(0)      #change Blink_RPc value
00040         print 'No blink'     
00041         var.set(0)
00042     
00043 
00044 #---------------------------create a simple button
00045 var = DoubleVar()
00046 var.set(0)
00047 Blink_button = Button(Area, text="Blink", command = update) #command = update => call function update() when you clic button
00048 Blink_button.pack()
00049 
00050 root.mainloop()