From 21ecdcdca4525d8ed034a9da8acf892b379c0ce2 Mon Sep 17 00:00:00 2001
From: Pavol Rusnak <stick@gk2.sk>
Date: Thu, 28 Apr 2011 23:32:41 +0200
Subject: [PATCH] use env variable to create fake device we have 10bits ADCs

---
 software/device.py              | 14 ++++++++------
 software/modules/ModuleDebug.py |  6 +-----
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/software/device.py b/software/device.py
index 8be2bb0..0642917 100644
--- a/software/device.py
+++ b/software/device.py
@@ -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)
diff --git a/software/modules/ModuleDebug.py b/software/modules/ModuleDebug.py
index d892fc8..aa981e5 100644
--- a/software/modules/ModuleDebug.py
+++ b/software/modules/ModuleDebug.py
@@ -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'