def run(self): global player global running global laser_list global green pfio.init() tick = 0 while running: try: x = pfio.read_input() if x >= 8 : x=0 if tick + 0.8 < time.time(): #FIRE!!!!!! if x - 4 >= 0: x = x-4 newlaser = laser_sprite(4,10,1, green) newlaser.rect.x = 28 + player.rect.x # laser is 4 wide player is 60; 60 /2 + 4 /2 = 28 newlaser.rect.y = player.rect.y laser_list.add(newlaser) tick = time.time() # go right if x - 2 >= 0: x = x-2 player.rect.x += 2 #go left if x - 1 >= 0: player.rect.x -= 2 except: pass pfio.deinit()
def __init__(self):
self.port=8080
pfio.init()
print 'Start HTTP server on '+str(self.port)
self.server = myHTTPServer(('',self.port),SondeHandler)
self.server.serve_forever()
print 'Stop HTTP server on '+str(self.port)
def ButtonPressed(x):
pfio.init()
pressed = pfio.digital_read(x)
while(pressed!=1):
pressed = pfio.digital_read(x)
if(pressed==1):
return True
def __init__(self, gui, question_file_name=None):
threading.Thread.__init__(self)
self.gui = gui
self.question_file_name = question_file_name
# set up the hardware interface
pfio.init()
# set up the buttons
self.buttons = list()
self.buttons.append(Button(ButtonSwitch(1), ButtonLight(3)))
self.buttons.append(Button(ButtonSwitch(2), ButtonLight(4)))
self.buttons.append(Button(ButtonSwitch(3), ButtonLight(5)))
self.buttons.append(Button(ButtonSwitch(4), ButtonLight(6)))
self.buttons.append(Button(ButtonSwitch(5), ButtonLight(7)))
# set up the players
self.player1 = Player("Adam", RacingCar(1),
(self.buttons[0], self.buttons[1]))
self.player2 = Player("Eve", RacingCar(2),
(self.buttons[2], self.buttons[3]))
"""
Threading stopper idea from stack overflow
http://stackoverflow.com/questions/323972/is-there-any-way-to-kill-a-thread-in-python
"""
self._stop = threading.Event(
) # a stopper to know when to end the game
def __init__(self, gui, question_file_name=None):
threading.Thread.__init__(self)
self.gui = gui
self.question_file_name = question_file_name
# set up the hardware interface
pfio.init()
# set up the buttons
self.buttons = list()
self.buttons.append(Button(ButtonSwitch(1), ButtonLight(3)))
self.buttons.append(Button(ButtonSwitch(2), ButtonLight(4)))
self.buttons.append(Button(ButtonSwitch(3), ButtonLight(5)))
self.buttons.append(Button(ButtonSwitch(4), ButtonLight(6)))
self.buttons.append(Button(ButtonSwitch(5), ButtonLight(7)))
# set up the players
self.player1 = Player("Adam", RacingCar(1), (self.buttons[0], self.buttons[1]))
self.player2 = Player("Eve", RacingCar(2), (self.buttons[2], self.buttons[3]))
"""
Threading stopper idea from stack overflow
http://stackoverflow.com/questions/323972/is-there-any-way-to-kill-a-thread-in-python
"""
self._stop = threading.Event() # a stopper to know when to end the game
def main():
parser = optparse.OptionParser()
parser.add_option('-r',
'--room',
help='check access to this room',
dest='roomname',
default='room1',
action='store')
parser.add_option('-f',
'--forever',
help='run forever',
dest='runf',
default=False,
action='store_true')
(opts, args) = parser.parse_args()
pfio.init()
pin = 0
if (opts.runf == False):
room = opts.roomname
ID = RFIDread()
key = validateUser(str(ID), str(room))
else:
while (True):
roomcount = 0
ID = RFIDread()
if validateUser(str(ID), 'room1'):
roomcount = roomcount + 1
print "access granted to room1"
pfio.digital_write(0, 1)
time.sleep(3)
pfio.digital_write(0, 0)
if validateUser(str(ID), 'room2'):
roomcount = roomcount + 1
print "access granted to room2"
pfio.digital_write(1, 1)
time.sleep(3)
pfio.digital_write(1, 0)
if validateUser(str(ID), 'room3'):
roomcount = roomcount + 1
print "access granted to room3"
pfio.digital_write(2, 1)
time.sleep(3)
pfio.digital_write(2, 0)
if roomcount == 3:
print "Sorry! No access"
if room == 'room1':
pin = 0
elif room == 'room2':
pin = 1
elif room == 'room3':
pin = 2
if key:
print "!! Access Granted !!"
pfio.digital_write(pin, 1)
time.sleep(3)
pfio.digital_write(pin, 0)
else:
print "Sorry! No access"
def scanSwitch():
import piface.pfio as pfio
pfio.init()
loopctl = True
button1 = 0
button2 = 0
button3 = 0
button4 = 0
input6 = 0 # input6 and input7 are 5V logic level control signals from Arduino.
input7 = 0
goControl()
while loopctl is True:
for i in range (1, 15000): # These loops indexed by "i" are delay loops to reduce keybounce.
delay = 0
button1 = int(pfio.digital_read(0)) # Read the outer most button
if button1 == 1:
print('Stop button pressed')
stopControl()
for i in range (1, 15000):
delay = 0
button2 = int(pfio.digital_read(1)) # Read the second middle button
if button2 == 1:
waitControl()
print('Pause button pressed')
for i in range (1, 1500):
delay = 0
button3 = int(pfio.digital_read(2)) # Read the first middle button
if button3 == 1:
waitControl()
print('Pause button pressed')
for i in range (1, 15000):
delay = 0
button4 = int(pfio.digital_read(3)) # Read the inner most button
if button4 == 1:
goControl()
print('Go button pressed')
for i in range (1, 15000):
delay = 0
input6 = int(pfio.digital_read(6)) # Read the digital input pin 6, PAUSE signal from Arduino.
input7 = int(pfio.digital_read(7)) # Read the digital input pin 7, GO signal from Arduino.
if input6 == 1 and input7 == 0: # PAUSE when true
for i in range (1, 5000):
delay = 0
if input6 == 1 and input7 == 0:
waitControl()
print('WAIT signal from Arduino') # Suppress multiple triggers
if input6 ==0 and input7 == 1: # GO when true
for i in range (1, 5000):
delay = 0
if input6 == 0 and input7 == 1:
goControl()
print('GO signal from Arduino') # Suppress multiple triggers
def __init__(self):
pfio.init()
self.prev = True
self.state = True
self.Motor()
def __init__(self):
pfio.init()
self.prev=True
self.state=True
self.Motor()
def run(self):
# Initialize UDP connection
#UDP_IP = "192.168.1.10" # UDP Server
UDP_PORT = 6005 # UDP Port
sock = socket.socket(socket.AF_INET, # Internet
socket.SOCK_DGRAM) # UDP
sock.bind(("", UDP_PORT))
# Initialize i2c
bus = smbus.SMBus(1) # RPi rev 2 = SMBus(1)
device = 0x04 # Arduino i2c device address
# Initialize Piface IO
pfio.init()
r0 = pfio.Relay(0)
r0State = 0
r0CurState = 0
r1 = pfio.Relay(1)
r1State = 0
r1CurState = 0
while True:
print "Listening"
recv_data, addr = sock.recvfrom(1024)
recv_data = recv_data.strip('[]').split(',')
recv_data = [int(x) for x in recv_data]
r_drive = recv_data[0]
l_drive = recv_data[1]
right = recv_data[2]
left = recv_data[3]
DServo0Cur = recv_data[4]
DServo1Cur = recv_data[5]
r0State = recv_data[6]
r1State = recv_data[7]
print r_drive, l_drive, right, left, DServo0Cur, DServo1Cur, r0State, r0CurState, r1State, r0CurState
if r0State != r0CurState:
if r0State == 1:
r0.turn_on()
r0CurState = 1
else:
r0.turn_off()
r0CurState = 0
if r1State != r1CurState:
if r1State == 1:
r1.turn_on()
r1CurState = 1
else:
r1.turn_off()
r1CurState = 0
try:
bus.write_i2c_block_data(device, 1, [r_drive, l_drive, right, left, DServo0Cur/10, DServo1Cur/10])
except IOError, err:
print "Lost I2C"
def process (cycles, on, unit_mult_on, off, unit_mult_off):
"""
This function contains the actual timing loops and calls to the PiFace firmware.
It will let the user know how many cycles have been completed by sending an update to the console.
This function also monitors the contents of "control.txt". Please refer to the doc string in main
for details on the operation using "control.txt".
If a pause of the cycle is invoked locally or via Twitter.com, a counter-clockwise rotating
character icon is output to the console.
"""
from time import sleep
import piface.pfio as pfio
pfio.init( )
controlString = ''
if cycles > 0:
count = 1
for count in range (1, cycles + 1):
pfio.digital_write(0,1) # Turn relay 0 / LED 0 ON
sleep(on * unit_mult_on)
pfio.digital_write(0,0) # Turn relay 0 / LED 0 OFF
sleep(off * unit_mult_off)
print ('Cycles completed: '+ str(count))
controlString = str(readFile('control.txt'))
if controlString == 'STOP':
exit (0)
if controlString == 'PAUSE':
print ('Waiting...')
while controlString == 'PAUSE':
sigwait()
controlString = str(readFile('control.txt'))
return
else:
count = 0
while (True):
pfio.digital_write(0,1) # Turn relay 0 / LED 0 ON
sleep(on * unit_mult_on)
pfio.digital_write(0,0) # Turn relay 0 / LED 0 OFF
sleep(off * unit_mult_off)
count = count + 1
print ('Cycles completed: '+ str(count))
controlString = str(readFile('control.txt'))
if controlString == 'STOP':
exit (0)
if controlString == 'PAUSE':
print ('Waiting...')
while controlString == 'PAUSE':
sigwait()
controlString = str(readFile('control.txt'))
return
def main():
parser = optparse.OptionParser()
parser.add_option('-r', '--room',help='check access to this room',
dest='roomname', default='room1', action='store')
parser.add_option('-f', '--forever', help='run forever',
dest='runf', default=False, action='store_true')
(opts, args) = parser.parse_args()
pfio.init()
pin = 0
if(opts.runf == False):
room = opts.roomname
ID=RFIDread()
key=validateUser(str(ID),str(room))
else:
while(True):
roomcount = 0
ID=RFIDread()
if validateUser(str(ID),'room1'):
roomcount = roomcount + 1
print "access granted to room1"
pfio.digital_write(0,1)
time.sleep(3)
pfio.digital_write(0,0)
if validateUser(str(ID),'room2'):
roomcount = roomcount +1
print "access granted to room2"
pfio.digital_write(1,1)
time.sleep(3)
pfio.digital_write(1,0)
if validateUser(str(ID),'room3'):
roomcount = roomcount +1
print "access granted to room3"
pfio.digital_write(2,1)
time.sleep(3)
pfio.digital_write(2,0)
if roomcount == 3:
print "Sorry! No access"
if room == 'room1':
pin = 0
elif room == 'room2':
pin = 1
elif room == 'room3':
pin = 2
if key:
print "!! Access Granted !!"
pfio.digital_write(pin,1)
time.sleep(3)
pfio.digital_write(pin,0)
else:
print "Sorry! No access"
def main():
if len(sys.argv) <= 1:
print("A phrase/word was not informed!!")
else:
pfio.init()
j = 0
for argument in sys.argv:
print (argument.lower())
if j != 0:
print (translator(argument.lower()))
ledBlinker(list(translator(argument.lower())))
j += 1
pfio.deinit()
def ajax(request):
data = request.GET.dict()
return_values = dict()
if 'init' in data:
try:
pfio.init()
except pfio.InitError as error:
return_values.update({'status': 'init failed'})
return_values.update({'error': str(error)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
if 'read_input' in data:
try:
input_bitp = pfio.read_input()
except Exception as e:
return_values.update({'status': 'read_input failed'})
return_values.update({'error': str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
else:
return_values.update({'input_bitp': input_bitp})
if 'read_output' in data:
try:
output_bitp = pfio.read_output()
except Exception as e:
return_values.update({'status': 'read_output failed'})
return_values.update({'error': str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
else:
return_values.update({'output_bitp': output_bitp})
if 'write_output' in data:
try:
output_bitp = int(data['write_output'])
except ValueError:
return_values.update({'status': 'write_output failed'})
return_values.update(
{'error': "write_output needs an integer bit pattern."})
return HttpResponseBadRequest(simplejson.dumps(return_values))
try:
pfio.write_output(output_bitp)
except Exception as e:
return_values.update({'status': "write_output failed"})
return_values.update({'error': str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
return_values.update({'status': 'success'})
return HttpResponse(simplejson.dumps(return_values))
def main():
if len(sys.argv) <= 1:
print("A phrase/word was not informed!!")
else:
pfio.init()
j = 0
for argument in sys.argv:
print(argument.lower())
if j != 0:
print(translator(argument.lower()))
ledBlinker(list(translator(argument.lower())))
j += 1
pfio.deinit()
def ajax(request):
data = request.GET.dict()
return_values = dict()
if 'init' in data:
try:
pfio.init()
except pfio.InitError as error:
return_values.update({'status' : 'init failed'})
return_values.update({'error' : str(error)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
if 'read_input' in data:
try:
input_bitp = pfio.read_input()
except Exception as e:
return_values.update({'status' : 'read_input failed'})
return_values.update({'error' : str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
else:
return_values.update({'input_bitp' : input_bitp})
if 'read_output' in data:
try:
output_bitp = pfio.read_output()
except Exception as e:
return_values.update({'status' : 'read_output failed'})
return_values.update({'error' : str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
else:
return_values.update({'output_bitp' : output_bitp})
if 'write_output' in data:
try:
output_bitp = int(data['write_output'])
except ValueError:
return_values.update({'status' : 'write_output failed'})
return_values.update({'error' : "write_output needs an integer bit pattern."})
return HttpResponseBadRequest(simplejson.dumps(return_values))
try:
pfio.write_output(output_bitp)
except Exception as e:
return_values.update({'status' : "write_output failed"})
return_values.update({'error' : str(e)})
return HttpResponseBadRequest(simplejson.dumps(return_values))
return_values.update({'status' : 'success'})
return HttpResponse(simplejson.dumps(return_values))
def __init__(self, ident, topicheader, uri = 'localhost', port = 1883):
self.uri = uri
self.port = port
self.ident = ident
self.topicheader = topicheader+ '/' + self.ident
self.outputRegex = re.compile(self.topicheader + "/output/pin/(\d*)", re.IGNORECASE)
self.mos = mosquitto.Mosquitto(self.ident)
self.mos.on_message = self.on_message # register for callback
self.connect()
pfio.init()
self.inputpins = pfio.read_input()
def index(request):
piface_detected = True
piface_error_msg = ""
try:
pfio.init()
except pfio.InitError as error:
piface_detected = False
piface_error_msg = error
return render_to_response("httpiface/index.html",
{'button_range' : range(8),
'led_range' : range(4),
'piface_detected' : piface_detected,
'piface_error_msg' : piface_error_msg},
context_instance=RequestContext(request))
def wait_for_button_press(card_swipe_data):
global pfinitalized
p("Thread started---------")
if False == pfinitalized:
pf.init()
p("pf initialized<-----------------")
pfinitalized = True
end_time = time.time() + button_press_wait_time
while time.time() < end_time:
button_index = button_pressed()
p("-After-", str(button_index), time.time())
if button_index > -1:
server_call(card_swipe_data, button_index)
button_index = -1
break
time.sleep(0.1)
p("---------------Thread Ended---------------")
def index(request):
piface_detected = True
piface_error_msg = ""
try:
pfio.init()
except pfio.InitError as error:
piface_detected = False
piface_error_msg = error
return render_to_response("httpiface/index.html", {
'button_range': range(8),
'led_range': range(4),
'piface_detected': piface_detected,
'piface_error_msg': piface_error_msg
},
context_instance=RequestContext(request))
def decimalToBinaryConverter(numberToConver):
pfio.init()
binaryListOfNumberToConvert=list(bin(numberToConver))
binaryListOfBinaryNumber = []
for i in range(len(binaryListOfNumberToConvert)-1, 0, -1):
if binaryListOfNumberToConvert[i] == 'b':
break
binaryListOfBinaryNumber.append(binaryListOfNumberToConvert[i])
for i in range(len(binaryListOfBinaryNumber),8):
binaryListOfBinaryNumber.append(0)
for i in range(7,-1,-1):
if binaryListOfBinaryNumber[i] == "1":
pfio.digital_write(i,1)
else:
pfio.digital_write(i,0)
def start():
global verbose
listenerport = 0
broadcastport = 0
# parse out the command line arguments
try:
opts, args = getopt.getopt(sys.argv[1:], "hl:b:v",
["help", "listenerport=", "broadcastport="])
except getopt.GetoptError:
print_usage(sys.argv[0])
sys.exit(2)
for opt, arg in opts:
if opt == "-v":
verbose = True
elif opt in ("-h", "--help"):
print_usage(sys.argv[0])
sys.exit()
elif opt in ("-l", "--listenerport"):
listenerport = int(arg)
elif opt in ("-b", "--broadcastport"):
broadcastport = int(arg)
# initialise the PiFace IO library
pfio.init()
# start the client thread
if (broadcastport != 0):
if (verbose):
print "Starting monitor on %d..." % broadcastport
thread.start_new_thread(start_client, (broadcastport, ))
# start the listener in this thread
if (listenerport != 0):
if (verbose):
print "Starting listener on %d..." % listenerport
server = SocketServer.UDPServer((get_hostname(), listenerport),
UDPHandler)
server.serve_forever()
def start():
global verbose
listenerport = 0
broadcastport = 0
# parse out the command line arguments
try:
opts, args = getopt.getopt(sys.argv[1:],"hl:b:v",["help","listenerport=","broadcastport="])
except getopt.GetoptError:
print_usage(sys.argv[0])
sys.exit(2)
for opt, arg in opts:
if opt == "-v":
verbose = True
elif opt in ("-h", "--help"):
print_usage(sys.argv[0])
sys.exit()
elif opt in ("-l", "--listenerport"):
listenerport = int(arg)
elif opt in ("-b", "--broadcastport"):
broadcastport = int(arg)
# initialise the PiFace IO library
pfio.init()
# start the client thread
if (broadcastport != 0):
if (verbose):
print "Starting monitor on %d..." % broadcastport
thread.start_new_thread(start_client, (broadcastport, ))
# start the listener in this thread
if (listenerport != 0):
if (verbose):
print "Starting listener on %d..." % listenerport
server = SocketServer.UDPServer((get_hostname(), listenerport), UDPHandler)
server.serve_forever()
#!/usr/bin/env python
"""
simon.py
Simple simon game for use with pfio and the RaspberryPi interface (piface)
Objective of the game: You must remember an ever increasing sequence of flashes and input them correctly*
"""
from time import sleep # for delays
import random # for random sequence generation
import piface.pfio as pfio # piface library
pfio.init() # initialise pfio (sets up the spi transfers)
colours = ["Red", "Green", "Blue", "Yellow",
"White"] # colour names for printing to screen
def next_colour():
""" choses a random number between 1 and 5 to represent the coloured leds and their corresponding buttons"""
return random.randint(1, 5)
first_in_sequence = next_colour() # create the first colour in the sequence
array = [first_in_sequence] # add the first colour to the array
game = 1 # keep track of game active (1 for active, 0 for game over)
score = 0 # keep track of player's score
screen_output = False # choice to write colours and cues to the screen
def open_evsco_valve():
pfio.init()
pfio.digital_write(1, 1)
time.sleep(4)
pfio.digital_write(1, 0)
#!/usr/bin/python # This script flashes output 2 LED's from time import sleep import piface.pfio as pfio pfio.init() # Initialise PiFace #Comment out if used as nested PiFace Script while(True): # Variable to ensure the script runs indefinatly pfio.digital_write (2,1) # LED On sleep (0.5) # Wait Time pfio.digital_write (2,0) # LED off sleep (0.5) # Wait time
# This scrip runs the motor out and then back in again by closing relay output 0 import piface.pfio as pfio # Import PiFace from time import sleep pfio.init() # initialise PiFace # Comment out if using as nested script for x in range (0, 5): # loop x number of times pfio.digital_write (0,1) # motor out print "button pressed - motor out" sleep (1) # hold time pfio.digital_write (0,0) # release button #print "released" #sleep (3) # wait time #print "running" #pfio.digital_write (0,1) # motor stop #print "button pressed - motor stopped" #sleep (1) # hold time #pfio.digital_write (0,0) # release button #print "move in complete waiting" #sleep (10) # in dead waiting #print "waiting" #pfio.digital_write (0,1) # motor in #print "button pressed - motor in" #sleep (1) # hold time #pfio.digital_write (0,0) # release button #print "released" #sleep (4) # wait time #print "running" #pfio.digital_write (0,1) # motor stop #print "button pressed - motor stopped"
def close_evsco_valve():
pfio.init()
pfio.digital_write(0, 1)
time.sleep(4)
pfio.digital_write(0, 0)
''' Author: Graham Montgomery Western State Colorado University This file starts the piface controller and thats all Will be imported by every file ''' import piface.pfio as pi pi.init()
#!/usr/bin/env python from time import sleep import piface.pfio as io io.init() Leds = [] count = True for i in range(1,9): Leds.append(io.LED(i)) def toggle(light): light.turn_on() sleep(.05) light.turn_off() while True: """ Count up the leds """ if count: for n in Leds: toggle(n) count = False """Count Down the leds""" if count == False: for n in reversed(Leds): toggle(n) count = True # vim:ts=2:sw=2:sts=2:et:ft=python
#!/usr/bin/python
# This script flashes output 2 LED's
from time import sleep
import piface.pfio as pfio
pfio.init() # Initialise PiFace #Comment out if used as nested PiFace Script
while (True): # Variable to ensure the script runs indefinatly
pfio.digital_write(2, 1) # LED On
sleep(0.5) # Wait Time
pfio.digital_write(2, 0) # LED off
sleep(0.5) # Wait time
#!/usr/bin/env python
import piface.pfio as pfio
import time
pfio.init()
score = 0
led = 0
# Ask user name and store to variable name
name = raw_input("Please type your name: ")
print "Hi %s." % (name)
# Play? Yes or No
play = raw_input("Are you ready to play? (Yes/No) ")
if ((play) == "Yes"):
print "OK"
time.sleep(0.5)
print "Ready ..."
time.sleep(0.5)
print "Let's go!"
time.sleep(0.2)
print ""
else:
print "Gutted"
time.sleep(1)
print "Bye"
# To change this license header, choose License Headers in Project Properties.
# To change this template file, choose Tools | Templates
# and open the template in the editor.
import unittest
import sched, time
import piface.pfio as piface
import Globals
from PiObjects import *
from Signal import *
from Functions import *
piface.init()
def heartBeat(ct, events):
#print "objects " + str(len(Globals.worldObjects))
Globals.dt = ct - Globals.currentTime
Globals.currentTime = ct
Globals.events = events
Globals.thunks = []
for worldObject in Globals.worldObjects:
#print("Updating object: " + repr(worldObject))
#print repr(worldObject)
Globals.thunks.extend(worldObject._update())
for f in Globals.thunks:
f()
for obj in Globals.newObjects:
#print("Adding object: " + repr(obj))
Globals.worldObjects.append(obj)
Globals.newObjects = []
for obj in Globals.worldObjects:
def ResetLights():
pfio.init()
def init():
"""Initialises the raspberry pi farm"""
pfio.init()
# main.py
# David R. Albrecht for Prefiat LLC
# Runs the program
import statemanager
import gpiomanager
import apimanager
import datetime
import piface.pfio as pfio_interface
import states
import sys
import os
pfio_interface.init()
gpio_mgr = gpiomanager.GPIOManager(pfio_interface)
gis_api = apimanager.GISAPIManager()
try:
# Ensure enough space on the root device of the volume
st = os.statvfs('/')
free_space_mb = st.f_bavail * st.f_frsize / 1024 / 1024
if free_space_mb < 128:
raise Exception("Less than 128MB disk space free, raising system trouble state")
current_state = statemanager.parse_state_file("state_file.yaml")
current_state = current_state.next(gpio_mgr, gis_api)
except:
current_state = states.TroubleState(datetime.datetime.now(), datetime.datetime.now(), 0, sys.exc_info()[0])
finally:
current_state.set_outputs(gpio_mgr)
statemanager.write_state_stdout(current_state)
#!/usr/bin/env python
# code modified from Andrew Robinson's chapter in Raspberry Pi Projects:"The Techno-BirdBox: A Wildlife Monitor"
# code presented in the book does not work due to inclusion of printing errors.
# code corrected & modified below
# v2 03 May 2014
import piface.pfio as p
import datetime
import time
p.init()
#Define the inputs/output pin number that the beam is connected to
INNER_BEAM = 1
OUTER_BEAM = 0
#STATUS_LED = 2
#keeps track of the last state the beam was in
#used to know if a new event has occurred
innerBeamStateWasBroken = False
outerBeamStateWasBroken = False
#function to return the current time, formatted as
# e.g. 13 Jun 2013 :: 572
def getFormattedTime():
now = datetime.datetime.now()
return now.strftime("%d %b %Y %H:%M:%S.") + str(int(round(now.microsecond/1000.0)))
#generate and record an event to file
def init():
"""Initialises the raspberry pi farm"""
pfio.init()
# This scrip runs the motor out and then back in again by closing relay output 0
import piface.pfio as pfio # Import PiFace
from time import sleep
pfio.init() # initialise PiFace # Comment out if using as nested script
for x in range(0, 5): # loop x number of times
pfio.digital_write(0, 1) # motor out
print "button pressed - motor out"
sleep(1) # hold time
pfio.digital_write(0, 0) # release button
#print "released"
#sleep (3) # wait time
#print "running"
#pfio.digital_write (0,1) # motor stop
#print "button pressed - motor stopped"
#sleep (1) # hold time
#pfio.digital_write (0,0) # release button
#print "move in complete waiting"
#sleep (10) # in dead waiting
#print "waiting"
#pfio.digital_write (0,1) # motor in
#print "button pressed - motor in"
#sleep (1) # hold time
#pfio.digital_write (0,0) # release button
#print "released"
#sleep (4) # wait time
#print "running"
#pfio.digital_write (0,1) # motor stop
#print "button pressed - motor stopped"
#
# Python script to wait until certain button is pressed
# returns button pressed and turns on a light to indicate it (for testing)
# @Pierre
#
import piface.pfio as pfio
pfio.init()
button = pfio.read_input()
while button == 0:
button = pfio.read_input()
pin_number = pfio.get_pin_number(button)
pfio.digital_write(0,1)
print pin_number
def __init__(self, pfio, pin): pfio.init() self.pfio = pfio self.relay_pin = pin
""" simon.py Simple simon game for use with pfio and the RaspberryPi interface (piface) Objective of the game: You must remember an ever increasing sequence of flashes and input them correctly* """ from time import sleep # for delays import random # for random sequence generation import piface.pfio as pfio # piface library pfio.init() # initialise pfio (sets up the spi transfers) colours = ["Red","Green","Blue","Yellow","White"] # colour names for printing to screen def next_colour(): """ choses a random number between 1 and 5 to represent the coloured leds and their corresponding buttons""" return random.randint(1,5) first_in_sequence = next_colour() # create the first colour in the sequence array = [first_in_sequence] # add the first colour to the array
# To change this license header, choose License Headers in Project Properties.
# To change this template file, choose Tools | Templates
# and open the template in the editor.
import unittest
import sched, time
import piface.pfio as piface
import Globals
from PiObjects import *
from Signal import *
from Functions import *
piface.init()
def heartBeat(ct, events):
#print "objects " + str(len(Globals.worldObjects))
Globals.dt = ct - Globals.currentTime
Globals.currentTime = ct
Globals.events = events
Globals.thunks = []
for worldObject in Globals.worldObjects:
#print("Updating object: " + repr(worldObject))
#print repr(worldObject)
Globals.thunks.extend(worldObject._update())
for f in Globals.thunks:
f()
for obj in Globals.newObjects:
#print("Adding object: " + repr(obj))
Globals.worldObjects.append(obj)
Globals.newObjects = []