def __init__(self, host, path, rQ, sQ, switch):
asyncore.dispatcher.__init__(self)
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.connect(('localhost', port)) # needs it on windows otherwise doesn't write
self.mysocket = SocketIO('localhost', port)
self.rQ = rQ
self.sQ = sQ
self.switch = switch
from __future__ import division
from time import sleep
from random import gauss, shuffle
from socketIO import SocketIO
s = SocketIO('localhost', 3000)
"""
Driver module for NI USB-6259 DAQ
"""
import ctypes
import numpy
from time import sleep
wlm = ctypes.windll.wlmData # load the DLL
int32 = ctypes.c_long
uInt32 = ctypes.c_ulong
uInt64 = ctypes.c_ulonglong
float64 = ctypes.c_double
double = ctypes.c_double
long = ctypes.c_long
# print wlm
# for i in range(1, 9):
# freq = float64(wlm.GetFrequencyNum(int32(i), float64(0)))
# print freq
LZERO = long(0)
DZERO = double(0)
cInstCheckForWLM = long(-1)
cInstResetCalc = long(0)
cInstReturnMode = cInstResetCalc
class RemoteClient(asyncore.dispatcher):
def __init__(self, host, path, rQ, sQ, switch):
asyncore.dispatcher.__init__(self)
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
self.connect(('localhost', port)) # needs it on windows otherwise doesn't write
self.mysocket = SocketIO('localhost', port)
self.rQ = rQ
self.sQ = sQ
self.switch = switch
def handle_connect(self):
logger.debug("RC connected")
pass
def handle_close(self):
logger.debug("RC Closing")
def readable(self):
""" Check if data is readable """
workaround = True
# workaround = os.name in ['nt']
reading = not workaround
# logger.debug("RC checking readable, %s", reading)
if workaround:
# call manually the read function, because somehow
# on Windows this doesn't get called even if the
# function returns True
self.handle_read()
return reading
def handle_read(self):
logger.debug("RC reading data")
try:
data = self.mysocket.recv()
try:
splits = data.split(":")
idnum = int(splits[0])
if idnum == 5:
try:
realdata = json.loads(":".join(splits[3:]))
print "Realdata", realdata
if realdata['name'] == 'settings':
channels = []
for k in realdata['args'][0]:
channels += [(realdata['args'][0][k])]
self.sQ.put({'channels' : channels})
except:
raise
except:
raise
except(socket.timeout):
pass
def writable(self):
logger.debug("RC checking writable, %s", (not self.rQ.empty()))
return not self.rQ.empty()
def handle_write(self):
logger.debug("RC writing data")
while not self.rQ.empty():
self.mysocket.emit('message', self.rQ.get())
