def readFun(self):
try:
dev = ft.list_devices()
except:
dev = []
while len (dev) == 0:
if not self.q.empty():
item = self.q.get()
# self.statusQueue.put(item)
time.sleep (5)
print "Rechecking hardware connection..."
try:
dev = ft.list_devices()
except:
dev = []
print dev
self.f = ft.open_ex(dev[0])
print self.f
while True:
item = self.q.get()
self.f.write(item)
while self.f.get_queue_status() < 19:
pass
readData = self.f.read(self.f.get_queue_status())
confirmFlag = True
if item[1:20:1] != readData :
confirmFlag = False
for i in range(2):
self.f.write(item)
while self.f.get_queue_status() < 19:
pass
readData = self.f.read(self.f.get_queue_status())
if item[1:20:1] == readData:
confirmFlag = True
break
if confirmFlag == False:
self.statusQueue.put(item)
print 'Connect error,please check device'
elif self.q.empty() and confirmFlag != False:
self.statusQueue.put('Finished')
print repr(item),'\n',repr(readData)
def downloadToDevice(self):
try:
dev = ft.list_devices()
except:
dev = []
if not len(dev) :
QtGui.QMessageBox.question(None,'message','No device ,please check',
QtGui.QMessageBox.Ok)
return
with self.session.begin():
tableFire = self.session.query(ScriptData).all()
node = {'head':0xAAF0,'length':0x14,'function':0x01,'ID':0xAABBCCDD,'fireBox':None,
'firePoint':None,'seconds':None,'offsetSec':None,'crc':0,'tail':0xDD}
for row in tableFire:
if row.ConnectorID == None:
reply = QtGui.QMessageBox.question(None,'message','Please choose ignitorBox first',
QtGui.QMessageBox.Ok)
if reply == QtGui.QMessageBox.Ok:
return
for row in tableFire:
with self.session.begin():
ignitorBoxRow = self.session.query(IgnitorsData).filter_by(UUID = row.IgnitorID).first()
node['fireBox'] = int(ignitorBoxRow.BoxID)
node['firePoint'] = row.ConnectorID
node['seconds'] = int(row.IgnitionTime.seconds)
node['offsetSec'] = int(row.IgnitionTime.microseconds/1000)
package = protocol.dataPack(node)
package.pack()
self.q.put (package.package)
print 'fire head',node['firePoint'],'fire Box ',node['fireBox']
print repr(package.package)
self.timer = QtCore.QTimer()
QtCore.QObject.connect(self.timer,QtCore.SIGNAL("timeout()"), self.checkQueue)
self.timer.start(2000)