Added test script for OssoPI

ossopitest.py

+#!/usr/bin/env python
+"""
+OssoPI test script.
+This is a test script to demostrate the use
+of the OssoPI board on raspberry pi version 1B+ and 2
+
+It must work out of the box on any recent raspbian install,
+it uses python Rpi.GPIO library, installed by default on raspbian.
+
+
+"""
+
+import sys, time
+import RPi.GPIO as GPIO
+
+INPUTS={
+         1:12,
+         2:16,
+         3:18,
+         4:22,
+         5:11,
+         6:13,
+         7:15,
+         8:29
+      }
+
+RELAYS={
+         1:32,
+         2:36,
+         3:38,
+         4:40,
+         5:31,
+         6:33,
+         7:35,
+         8:37
+      }
+
+GPIO.setmode(GPIO.BOARD)
+
+def printhelp():
+   print "Usage:", sys.argv[0], "<input|relay>"
+   print
+   print "Example:"
+   print
+   print sys.argv[0], "input 3"
+   print
+   print sys.argv[0], "relay 2"
+   print
+def initialize():
+   for i in INPUTS.values():
+      GPIO.setup(i, GPIO.IN)
+      #print i, GPIO.gpio_function(i)
+      #time.sleep(1)
+   for i in RELAYS.values():
+      GPIO.setup(i, GPIO.OUT)
+      GPIO.output(i,  GPIO.LOW)
+      #print i, GPIO.gpio_function(i)
+      #time.sleep(1)
+
+def relay(rel):
+   GPIO.output(RELAYS[rel], GPIO.HIGH)
+   print 'RELAY', rel, 'IS NOW ON (ctrl+C to exit, on exit any relay will be switched off)'
+   while 1: time.sleep(1)
+
+def digitalinp(inp):
+   print 'INPUT', inp, 'IS', 'open' if GPIO.input(INPUTS[inp]) else 'close'
+   print
+   print 'Waiting for a state change... (or ctrl+C to exit)'
+   GPIO.wait_for_edge(INPUTS[inp], GPIO.BOTH)
+   time.sleep(.01) # Adafruit library needs a little time to detect right status
+   print 'INPUT', inp, 'IS NOW', 'open' if GPIO.input(INPUTS[inp]) else 'close'
+
+def custom_excepthook(type, value, traceback):
+   if type is KeyboardInterrupt:
+      print 'Exit.'
+      GPIO.cleanup()
+      return # do nothing
+   else:
+      sys.__excepthook__(type, value, traceback)
+
+if __name__=='__main__':
+   print GPIO.RPI_INFO
+   try:
+      if (len(sys.argv)>=3
+         and sys.argv[1]=='relay'
+         and int(sys.argv[2]) in range(1, 9)):
+         initialize()
+         relay(int(sys.argv[2]))
+         sys.exit(0)
+      elif (len(sys.argv)>=3
+         and sys.argv[1]=='input'
+         and int(sys.argv[2]) in range(1, 9)):
+         initialize()
+         digitalinp(int(sys.argv[2]))
+         sys.exit(0)
+   except KeyboardInterrupt:
+      GPIO.cleanup()
+      sys.exit(0)
+   printhelp()
+   sys.exit(1)
+