import Tkinter as tk import smbus import os I2C_UPDATE = True I2C_DATA_ADDR = 0x38 #I2C DATA bus base address I2C_ENABLE_ADDR = 0x39 #I2C ENABLE bus base address DAC_EN = [0xFE, 0xFD, 0xFB, 0xF7, 0xEF, 0xDF, 0xBF, 0x7F] HourHigh = [0,0,0,0,0,0,0,0,0,0] HourLow = [0,0,0,0,0,0,0,0,0,0] MinuteHigh = [0,0,0,0,0,0,0,0,0,0] MinuteLow = [0,0,0,0,0,0,0,0,0,0] SecondHigh = [0,0,0,0,0,0,0,0,0,0] SecondLow = [0,0,0,0,0,0,0,0,0,0] newValue = 0 valueList = {"9", "8", "7", "6", "5", "4", "3", "2", "1", "0"} digitList = {"Hour-High", "Hour-Low", "Minute-High", "Minute-Low", "Second-High", "Second-Low"} def update_select(): global valueSelect, digitSelect, text outputString = "Digit:" + str(digitSelect.get()) + " Number:" + str(valueSelect.get() + " Value:" + str(newValue)) print outputString if digitSelect.get() == "Hour-High": HourHigh[int(valueSelect.get())] = newValue text.delete(0,0) text.insert(0, "Hour High = " + str(HourHigh)) elif digitSelect.get() == "Hour-Low": HourLow[int(valueSelect.get())] = newValue text.delete(1,1) text.insert(1, "Hour Low = " + str(HourLow)) elif digitSelect.get() == "Minute-High": MinuteHigh[int(valueSelect.get())] = newValue text.delete(2,2) text.insert(2, "Minute High= " + str(MinuteHigh)) elif digitSelect.get() == "Minute-Low": MinuteLow[int(valueSelect.get())] = newValue text.delete(3,3) text.insert(3, "Minute Low = " + str(MinuteLow)) elif digitSelect.get() == "Second-High": SecondHigh[int(valueSelect.get())] = newValue text.delete(4,4) text.insert(4, "Second High = " + str(SecondHigh)) elif digitSelect.get() == "Second-Low": SecondLow[int(valueSelect.get())] = newValue text.delete(5,5) text.insert(5, "Second Low = " + str(SecondLow)) else: print("update select: selection error") def update_value(angle): global newValue newValue = int(angle) if I2C_UPDATE: if digitSelect.get() == "Hour-High": bus.write_byte( I2C_DATA_ADDR, newValue ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[5] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) elif digitSelect.get() == "Hour-Low": bus.write_byte( I2C_DATA_ADDR, newValue ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[4] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) elif digitSelect.get() == "Minute-High": bus.write_byte( I2C_DATA_ADDR, newValue ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[3] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) elif digitSelect.get() == "Minute-Low": bus.write_byte( I2C_DATA_ADDR, newValue ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[2] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) elif digitSelect.get() == "Second-High": bus.write_byte( I2C_DATA_ADDR, newValue ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[1] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) elif digitSelect.get() == "Second-Low": bus.write_byte( I2C_DATA_ADDR, int(newValue) ) bus.write_byte( I2C_ENABLE_ADDR, DAC_EN[0] ) bus.write_byte( I2C_ENABLE_ADDR, 255 ) else: print("update value: selection error") def quit(): global root, configFile, HourHigh, HourLow, MinuteHigh, MinuteLow, SecondHigh, SecondLow outputString = "DAC_VOLTAGE = [" + str(SecondLow[0]) + ", " + str(SecondLow[1]) + ", " \ + str(SecondLow[2]) + ", " + str(SecondLow[3]) + ", " \ + str(SecondLow[4]) + ", " + str(SecondLow[5]) + ", " \ + str(SecondLow[6]) + ", " + str(SecondLow[7]) + ", " \ + str(SecondLow[8]) + ", " + str(SecondLow[9]) + "], \n" \ "[" + str(SecondHigh[0]) + ", " + str(SecondHigh[1]) + ", " \ + str(SecondHigh[2]) + ", " + str(SecondHigh[3]) + ", " \ + str(SecondHigh[4]) + ", " + str(SecondHigh[5]) + ", " \ + str(SecondHigh[6]) + ", " + str(SecondHigh[7]) + ", " \ + str(SecondHigh[8]) + ", " + str(SecondHigh[9]) + "], \n" \ "[" + str(MinuteLow[0]) + ", " + str(MinuteLow[1]) + ", " \ + str(MinuteLow[2]) + ", " + str(MinuteLow[3]) + ", " \ + str(MinuteLow[4]) + ", " + str(MinuteLow[5]) + ", " \ + str(MinuteLow[6]) + ", " + str(MinuteLow[7]) + ", " \ + str(MinuteLow[8]) + ", " + str(MinuteLow[9]) + "], \n" \ "[" + str(MinuteHigh[0]) + ", " + str(MinuteHigh[1]) + ", " \ + str(MinuteHigh[2]) + ", " + str(MinuteHigh[3]) + ", " \ + str(MinuteHigh[4]) + ", " + str(MinuteHigh[5]) + ", " \ + str(MinuteHigh[6]) + ", " + str(MinuteHigh[7]) + ", " \ + str(MinuteHigh[8]) + ", " + str(MinuteHigh[9]) + "], \n" \ "[" + str(HourLow[0]) + ", " + str(HourLow[1]) + ", " \ + str(HourLow[2]) + ", " + str(HourLow[3]) + ", " \ + str(HourLow[4]) + ", " + str(HourLow[5]) + ", " \ + str(HourLow[6]) + ", " + str(HourLow[7]) + ", " \ + str(HourLow[8]) + ", " + str(HourLow[9]) + "], \n" \ "[" + str(HourHigh[0]) + ", " + str(HourHigh[1]) + ", " \ + str(HourHigh[2]) + ", " + str(HourHigh[3]) + ", " \ + str(HourHigh[4]) + ", " + str(HourHigh[5]) + ", " \ + str(HourHigh[6]) + ", " + str(HourHigh[7]) + ", " \ + str(HourHigh[8]) + ", " + str(HourHigh[9]) + "]]\n" configFile.write(outputString) configFile.close() root.destroy() print("i2c") if I2C_UPDATE: bus = smbus.SMBus(1) #enable I2C bus bus.write_byte( I2C_DATA_ADDR, 0 ) # clear port bus.write_byte( I2C_ENABLE_ADDR, 255 ) # clear port print("gui") configFile = open("config.txt", "w") root = tk.Tk() frame = tk.Frame(root) frame.pack() frame1 = tk.Frame(root) frame1.pack() frame2 = tk.Frame(root) frame2.pack() frame3 = tk.Frame(root) frame3.pack() button = tk.Button(frame, text="QUIT", fg="red", command=quit) button.pack(side=tk.LEFT) update = tk.Button(frame, text="UPDATE", command=update_select) update.pack(side=tk.LEFT) scale = tk.Scale(frame1, from_=0, to=255, length = 300, orient=tk.HORIZONTAL, command=update_value) scale.pack(side=tk.LEFT) digitSelect = tk.StringVar(root) digitSelect.set("Second-Low") digit = tk.OptionMenu(frame2, digitSelect, *sorted(digitList)) digit.pack(side=tk.LEFT) valueSelect = tk.StringVar(root) valueSelect.set("0") value = tk.OptionMenu(frame2, valueSelect, *sorted(valueList)) value.pack(side=tk.LEFT) text = tk.Listbox(frame3, height = 8, width = 60) text.insert(1, "Hour High = " + str(HourHigh)) text.insert(2, "Hour Low = " + str(HourLow)) text.insert(3, "Minute High = " + str(MinuteHigh)) text.insert(4, "Minute Low = " + str(MinuteLow)) text.insert(5, "Second High = " + str(SecondHigh)) text.insert(6, "Second Low = " + str(SecondLow)) text.pack(side=tk.BOTTOM) root.mainloop()