Added float demo

examples/basic_usage.py

@@ -6,10 +6,12 @@ logging.basicConfig(level=logging.DEBUG)
 
 k = eSSP.NV11()
 k.sync()
+k.host_protocol_version(6)
 k.set_channel_inhibits(0xff, 0xff)
 k.enable()
 
 k.display_on()
+print k.channel_values()
 
 while True:
     events = k.poll()

examples/float_demo.py

@@ -0,0 +1,41 @@
+import time
+import eSSP
+
+acceptor = eSSP.NV11()
+acceptor.sync()
+print 'First poll:', acceptor.poll()
+acceptor.host_protocol_version(6)
+acceptor.set_channel_inhibits(0xff, 0xff)
+acceptor.set_value_reporting_type(1)
+
+print 'Current route for 0x02 channel is %r. Setting to 0x00 (payout)' % (
+    acceptor.get_denomination_route(0x02),)
+acceptor.set_denomination_route(0x00, 0x02)
+
+print 'Trying to payout single note...'
+try:
+    acceptor.payout_note()
+except Exception as exc:
+    print 'Failed (%r)' % exc
+
+acceptor.enable()
+acceptor.display_on()
+
+while True:
+    events = acceptor.poll()
+
+    if events:
+        print events
+
+    for evt in events:
+        if evt.code == 239 and evt.args[0] != 0:
+            print 'You may reject a note of type %r here now...' % evt.args[0]
+            # ...like this:
+            # acceptor.reject_banknote()
+        if evt.code == 219:
+            print 'Current payout state: %r' % acceptor.get_note_positions()
+        if evt.code == 210:
+            print 'Disabled, enabling...'
+            acceptor.enable()
+
+    time.sleep(0.5)