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use env variable to create fake device

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we have 10bits ADCs
This commit is contained in:
Pavol Rusnak 2011-04-28 23:32:41 +02:00
parent 985b3d8dd7
commit 21ecdcdca4
2 changed files with 9 additions and 11 deletions
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14
software/device.py
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@ -1,3 +1,5 @@
import os
class Device:
VENDORID = 0x1fc9
@ -5,9 +7,9 @@ class Device:
INSIZE = 64
OUTSIZE = 64
def __init__(self, fake = False):
self.fake = fake
if not fake:
def __init__(self):
self.fake = os.getenv('EDUBRM') == 'fake'
if not self.fake:
import usb
usbdev = usb.core.find(idVendor = self.VENDORID, idProduct = self.PRODUCTID)
if usbdev == None:
@ -85,9 +87,9 @@ class Device:
def read(self):
if self.fake:
from random import randint
return (randint(0,65535), # AD0
randint(0,65535), randint(0,65535), randint(0,65535), # AD1 .. AD3
randint(0,65535), randint(0,65535), randint(0,65535), # AD4 .. AD6
return (randint(0,1023), # AD0
randint(0,1023), randint(0,1023), randint(0,1023), # AD1 .. AD3
randint(0,1023), randint(0,1023), randint(0,1023), # AD4 .. AD6
randint(0,1), randint(0,1), randint(0,1)) # IO1 .. IO3
else:
i = self.epi.read(self.INSIZE)

6
software/modules/ModuleDebug.py
View file

@ -26,11 +26,6 @@ class ModuleDebugWidget(QWidget):
QObject.connect(self.ui.pushPin2, SIGNAL("clicked(bool)"), self.on_pins_changed)
QObject.connect(self.ui.pushPin3, SIGNAL("clicked(bool)"), self.on_pins_changed)
# real device:
self.dev = Device()
# fake device:
# self.dev = Device(True)
self.timer = QTimer()
QObject.connect(self.timer, SIGNAL("timeout()"), self.read_inputs)
@ -153,6 +148,7 @@ class ModuleDebug():
def start(self):
print 'start Debug'
self.widget.dev = Device()
def stop(self):
print 'stop Debug'