gistfile1.txt

import pyfirmata
 
print "maker1" 
 
# Create a new board, specifying serial port
board = pyfirmata.Arduino('/dev/ttyACM0')

print "maker2" 

# start an iterator thread so that serial buffer doesn't overflow
it = pyfirmata.util.Iterator(board)
it.start()
 
print "maker3"  
 
# set up pins
pin0=board.get_pin('a:0:i')             # A0 Input      (LM35)
pin3=board.get_pin('d:3:p')             # D3 PWM Output (LED)
 
print "maker4"  
 
# IMPORTANT! discard first reads until A0 gets something valid
while pin0.read() is None:
    pass

print "maker5" 

while True : 
  print "PWM: " + str( pin0.read() ) 
	board.pass_time(1)                  # pause 1 second
    
    
print "maker6"     
board.exit()