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Diffstat (limited to 'pyk8055/k8055qt.py')
| -rw-r--r-- | pyk8055/k8055qt.py | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/pyk8055/k8055qt.py b/pyk8055/k8055qt.py new file mode 100644 index 0000000..49288f6 --- /dev/null +++ b/pyk8055/k8055qt.py @@ -0,0 +1,232 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +# Python version of libK8055 demo program +# +# Copyright (C) 2007 by Pjetur G. Hjaltason +# + +import sys +from qt import * +#from qwt import * + +import time, string +from pyk8055 import * +from frmk8055qt import * + +class QTK8055(K8055QT): + def __init__(self): + K8055QT.__init__(self) + + # Not much sense in making a fancy menu yet + # + #puProg = QPopupMenu(self) + #puProg.insertItem("Quit", Kapp.quit) + + #puHelp = QPopupMenu(self) + #puHelp.insertItem("About", self.about) + + #self.menu = QMenuBar(self) + #self.menu.insertItem("Program", puProg) + #self.menu.insertItem("Help", puHelp) + + # enumerate devices + BMask = SearchDevices() + if not BMask: + print "No K8055 devices found" + exit + + # Enable those present + self.CardButton1.setEnabled((BMask & 0x01) > 0) + self.CardButton2.setEnabled((BMask & 0x02) > 0) + self.CardButton3.setEnabled((BMask & 0x04) > 0) + self.CardButton4.setEnabled((BMask & 0x08) > 0) + + # set the first one found as suggestion + if (BMask & 0x01) > 0: + self.card = 0 + self.CardButton1.setChecked(1) + elif (BMask & 0x02) > 0: + self.card = 1 + self.CardButton2.setChecked(1) + elif (BMask & 0x04) > 0: + self.card = 2 + self.CardButton3.setChecked(1) + elif (BMask & 0x08) > 0: + self.card = 3 + self.CardButton4.setChecked(1) + + self.time = QTime.currentTime() # get current time + internalTimer = QTimer( self ) # create internal timer + self.connect( internalTimer, SIGNAL("timeout()"), self.timeout ) + internalTimer.start( 100 ) # emit signal every 1/10 second + + self.timeout() + + def AnalogTest(self): + try: + for step in range(0,255,10): + self.BarAD1.setValue(step) + self.BarAD2.setValue(step) + time.sleep(0.1) + # set analog output channel 1 to 200/255*5v = 3.9V + for step in range(255,0,10): + self.BarAD1.setValue(step) + self.BarAD2.setValue(step) + time.sleep(0.1) + + # read both analog inputs + # note: this returns a list + #res = self.k.ReadAllAnalog() + #sres = res[1:] + + # There should be more interesting information in the messagebox ;-/ + + QMessageBox.information( self,'Information', "AllOK","Ok") + except: + pass + + def DigitalTest(self): + try: + # Create a rotating display of digital outputs + # while waiting for keypress on digital input 1 + # (longer than .2sec :) Loop at most 3 times + Input1High = False + for i in range(1,3): + d = 1 + self.k.WriteAllDigital(1) + while Input1High == False and d < 128: + Input1High = (self.k.ReadDigitalChannel(1) > 0) + if Input1High: break + time.sleep(0.2) # wait .2 sec + d *=2 # and continue rotating digital outputs + #if d > 128: d=1; + self.k.WriteAllDigital(d) + if Input1High: break + + res = "Digital input 1=" + str(self.k.ReadDigitalChannel(1)) + "<br>" + # read the counter on input 1 + res+= "Counter(1)=" + str(self.k.ReadCounter(1)) + "<br>" + # read the counter on input 2 + res+= "Counter(2)=" + str(self.k.ReadCounter(2)) + + # set even bits on digital outputs + self.k.WriteAllDigital(170) + time.sleep(1) + # set odd bits on digital outputs + self.k.WriteAllDigital(85) + time.sleep(1) + # Clear all digital outputs + self.k.WriteAllDigital(0) + + # There should be more interesting information in the messagebox ;-/ + + QMessageBox.information( self,'DigitalTest', res,"Ok") + except: + QMessageBox.warning( self,'DigitalTest', "Not OK","Ok") + pass + + def EnableAll(self): + self.OutputBox1.setEnabled(1) + self.OutputBox2.setEnabled(1) + self.OutputBox3.setEnabled(1) + self.OutputBox4.setEnabled(1) + self.OutputBox5.setEnabled(1) + self.OutputBox6.setEnabled(1) + self.OutputBox7.setEnabled(1) + self.OutputBox8.setEnabled(1) + self.SetAllDigitalButton.setEnabled(1) + self.ClearAllDigitalButton.setEnabled(1) + self.SetAllAnalogButton.setEnabled(1) + self.ClearAllAnalogButton.setEnabled(1) + self.comboCounter1.setEnabled(1) + self.comboCounter2.setEnabled(1) + self.ClearCounter1.setEnabled(1) + self.ClearCounter2.setEnabled(1) + self.TestDigitalButton.setEnabled(1) + self.TestAnalogButton.setEnabled(1) + self.BarAD1.setEnabled(1) + self.BarAD2.setEnabled(1) + self.BarDA1.setEnabled(1) + self.BarDA2.setEnabled(1) + + def DisableAll(self): + self.OutputBox1.setEnabled(0) + self.OutputBox2.setEnabled(0) + self.OutputBox3.setEnabled(0) + self.OutputBox4.setEnabled(0) + self.OutputBox5.setEnabled(0) + self.OutputBox6.setEnabled(0) + self.OutputBox7.setEnabled(0) + self.OutputBox8.setEnabled(0) + self.SetAllDigitalButton.setEnabled(0) + self.ClearAllDigitalButton.setEnabled(0) + self.SetAllAnalogButton.setEnabled(0) + self.ClearAllAnalogButton.setEnabled(0) + self.comboCounter1.setEnabled(0) + self.comboCounter2.setEnabled(0) + self.ClearCounter1.setEnabled(0) + self.ClearCounter2.setEnabled(0) + self.TestDigitalButton.setEnabled(0) + self.TestAnalogButton.setEnabled(0) + self.BarAD1.setEnabled(0) + self.BarAD2.setEnabled(0) + self.BarDA1.setEnabled(0) + self.BarDA2.setEnabled(0) +# +## The QTimer::timeout() signal is received by this slot. +# + + def timeout( self ): + #new_time = QTime.currentTime() # get the current time + if self.k != None: + try: + AllVal = self.k.ReadAllValues() + #print AllVal,AllVal[2] + self.BarDA1.setValue(255 - AllVal[2]) + self.BarDA2.setValue(255 - AllVal[3]) + self.DA1Value.setProperty("intValue",QVariant(AllVal[2])) + self.DA2Value.setProperty("intValue",QVariant(AllVal[3])) + self.Counter1Value.setProperty("intValue",QVariant(AllVal[4])) + self.Counter2Value.setProperty("intValue",QVariant(AllVal[5])) + + if (AllVal[1] & 0x01) > 0: + self.DigitalLed1.setState(KLed.On) + else: + self.DigitalLed1.setState(KLed.Off) + if (AllVal[1] & 0x02) > 0: + self.DigitalLed2.setState(KLed.On) + else: + self.DigitalLed2.setState(KLed.Off) + if (AllVal[1] & 0x04) > 0: + self.DigitalLed3.setState(KLed.On) + else: + self.DigitalLed3.setState(KLed.Off) + if (AllVal[1] & 0x08) > 0: + self.DigitalLed4.setState(KLed.On) + else: + self.DigitalLed4.setState(KLed.Off) + if (AllVal[1] & 0x10) > 0: + self.DigitalLed5.setState(KLed.On) + else: + self.DigitalLed5.setState(KLed.Off) + except: + print "K8055 Read failed" + + def about(self): + QMessageBox.about( self, "About k8055qt", + "k8055qt is a small GUI program using libk8055\n\n" + "Copyright 2007 Pjetur G. Hjaltason. " + "Distributed under GPL license\n\n" + "For technical support, study the source code or surf\n" + "http://sourceforge.net/projects/libk8055/\n" ) + +if __name__ == "__main__": + Kapp = QApplication(sys.argv) + QObject.connect(Kapp,SIGNAL("lastWindowClosed()"),Kapp,SLOT("quit()")) + w = QTK8055() + Kapp.setMainWidget(w) + w.show() + Kapp.exec_loop() + + |