# DO NOT TAKE THIS EXAMPLE TO SERIOUSLY... :) # # A demo analogue and digital readout using standard Python Version 1.4.x # for a classic AMIGA A1200, Version 2.4.x for Windows ME to Vista+ and # Version 2.5.2 for Linux. Used in CLI/Command-Prompt/Terminal mode. # I do have a Python 3.x.x version and will upload that later... :o) # # This uses an experimental module that clears the screen and generates a # beep on platforms AMIGA, MS-DOS window or screen using MS Windows ME to # Vista and Linux using Kernel 2.4+... # It can be found here:- # http://code.activestate.com/recipes/577588-clear-screen-and-beep-for-various-platforms/?in=lang-python # # (Original copyright, (C)2006, B.Walker, G0LCU.) # Now issued as Public Domain, you may do with it as you please. # Import necessary modules for this demo. import random import time # This is the experimental module. import clsbeep # Use this experimental clear screen module to clear the screen. clsbeep.cls() # The main working code. def main(): # Set up variables as global... ;o) global mybyte global digital global analogue global n # Allocate definite values. mybyte = 0 digital = 0 analogue = 0 n = 0 while 1: # Generate a byte number as though taken from _a_ serial, parallel or USB port. # I will upload simple standard Python code to access HW in the near future... :) mybyte = int(random.random() * 256) # Convert to a value to look like a 5.10V "FS" on the digital readout. digital = mybyte * 0.02 # Set up a working display. print print ' Analogue and digital demo readout for simple animation test.' print print ' +--------+' print ' ',digital print ' +--------+' print # Convert to some sort of analogue look, 6 bit depth. analogue = (mybyte/5) print print ' Scale. 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0' print ' ++++++++++++++++++++++++++++++++++++++++++++++++++++' print ' ', # Do the simple animation for the analogue look. n = 0 while n <= analogue: print '\b|', n = n + 1 print print ' +----+----+----+----+----+----+----+----+----+----+-' # Generate an "OVERLOAD" beep when above a preselected value... # In this case anything above "4.02" will generate an error beep. if digital >= 4.02: clsbeep.beep() # Hold for about 1 second. # Not needed when proper HW is connected, but IS needed for this demo. time.sleep(1) # Clear the screen for a re-run. clsbeep.cls() main() # End of demo. # Enjoy finding simple solutions to often very difficult problems.