def test_switchbounce(self):
self.switchcount = 0
print "\nSwitch bounce test. Press switch at least 10 times and count..."
GPIO.add_event_detect(SWITCH_PIN, GPIO.FALLING, callback=self.cb, bouncetime=200)
while self.switchcount < 10:
time.sleep(1)
GPIO.remove_event_detect(SWITCH_PIN)
def test_event_detected(self):
self.switchcount = 0
print "\nGPIO.event_detected() switch bounce test. Press switch at least 10 times and count..."
GPIO.add_event_detect(SWITCH_PIN, GPIO.FALLING, bouncetime=200)
while self.switchcount < 10:
if GPIO.event_detected(SWITCH_PIN):
self.switchcount += 1
print 'Button press',self.switchcount
GPIO.remove_event_detect(SWITCH_PIN)
def testRisingEventDetected(self):
GPIO.output(LOOP_OUT, GPIO.LOW)
GPIO.add_event_detect(LOOP_IN, GPIO.RISING)
time.sleep(0.001)
self.assertEqual(GPIO.event_detected(LOOP_IN), False)
GPIO.output(LOOP_OUT, GPIO.HIGH)
time.sleep(0.001)
self.assertEqual(GPIO.event_detected(LOOP_IN), True)
GPIO.output(LOOP_OUT, GPIO.LOW)
time.sleep(0.001)
self.assertEqual(GPIO.event_detected(LOOP_IN), False)
GPIO.remove_event_detect(LOOP_IN)
def testEventDetect(pin, trigger): switchCnt = 0 GPIO.setup(pin, GPIO.IN, GPIO.PUD_UP) GPIO.add_event_detect(pin, trigger) while switchCnt < 2: if GPIO.event_detected(pin): switchCnt += 1 print 'The event has been detected' print "\n value_%d = %d\n" %(pin,GPIO.input(pin)) GPIO.remove_event_detect(pin)
def testExceptionInCallback(self):
self.run_cb = False
def cb(channel):
with self.assertRaises(ZeroDivisionError):
self.run_cb = True
a = 1/0
GPIO.output(LOOP_OUT, GPIO.LOW)
GPIO.add_event_detect(LOOP_IN, GPIO.RISING, callback=cb)
time.sleep(0.001)
GPIO.output(LOOP_OUT, GPIO.HIGH)
time.sleep(0.001)
self.assertEqual(self.run_cb, True)
GPIO.remove_event_detect(LOOP_IN)
def testAddEventCallback(self):
def cb(channel):
self.callback_count += 1
# falling test
self.callback_count = 0
GPIO.output(LOOP_OUT, GPIO.HIGH)
GPIO.add_event_detect(LOOP_IN, GPIO.FALLING)
GPIO.add_event_callback(LOOP_IN, cb)
time.sleep(0.001)
for i in range(5):
GPIO.output(LOOP_OUT, GPIO.LOW)
time.sleep(0.001)
GPIO.output(LOOP_OUT, GPIO.HIGH)
time.sleep(0.001)
self.assertEqual(self.callback_count, 5)
GPIO.remove_event_detect(LOOP_IN)
# rising test
self.callback_count = 0
GPIO.output(LOOP_OUT, GPIO.LOW)
GPIO.add_event_detect(LOOP_IN, GPIO.RISING, callback=cb)
time.sleep(0.001)
for i in range(5):
GPIO.output(LOOP_OUT, GPIO.HIGH)
time.sleep(0.001)
GPIO.output(LOOP_OUT, GPIO.LOW)
time.sleep(0.001)
self.assertEqual(self.callback_count, 5)
GPIO.remove_event_detect(LOOP_IN)
# both test
self.callback_count = 0
GPIO.output(LOOP_OUT, GPIO.LOW)
GPIO.add_event_detect(LOOP_IN, GPIO.BOTH, callback=cb)
time.sleep(0.001)
for i in range(5):
GPIO.output(LOOP_OUT, GPIO.HIGH)
time.sleep(0.001)
GPIO.output(LOOP_OUT, GPIO.LOW)
time.sleep(0.001)
self.assertEqual(self.callback_count, 10)
GPIO.remove_event_detect(LOOP_IN)
import LMK.GPIO as GPIO
import time
#PIN_NUM = 24
#GPIO.setmode(GPIO.BOARD)
#GPIO.setup(PIN_NUM,GPIO.IN,GPIO.PUD_DOWN)
GPIO.setmode(GPIO.RAW)
GPIO.setup(GPIO.PI+10,GPIO.IN,GPIO.PUD_DOWN)
print "The value of Pin %d is %d" %(GPIO.PI+10,GPIO.input(GPIO.PI+10))
def my_callback(channel):
print "Callback trigger %d" %channel
print "Now value of the Pin is %d" %(GPIO.input(GPIO.PI+10))
print "Click Ctr + C to exit"
GPIO.add_event_detect(GPIO.PI+10,GPIO.RISING,callback = my_callback,bouncetime = 300)
try:
while True:
time.sleep(0.1)
except KeyboardInterrupt:
pass
GPIO.cleanup()
'''P8 P10 P12 P13 P15 P16 P22 P19 P23'''
#The following pins support the external event detected on the 40Pin Header of the BananaPro
'''P7 P8 P10 P11 P13 P15 P16 P18 P19 P21 P22 P23 P24 P26'''
testPinOnGt = 8 #For LeMaker Guitar
testPinOnBP = 18 #For BananaPro
GPIO.setmode(GPIO.BOARD)
GPIO.setup(testPinOnGt, GPIO.IN, GPIO.PUD_UP)
def testCallback(channel):
print "running callback function", channel
GPIO.add_event_detect(testPinOnGt,
GPIO.RISING,
callback=testCallback,
bouncetime=300)
try:
while True:
time.sleep(1)
except KeyboardInterrupt:
pass
GPIO.remove_event_detect(testPinOnGt)
GPIO.cleanup()
#!/usr/bin/env python import LMK.GPIO as GPIO import time from threading import Timer SWITCH_PIN = 18 GPIO.setmode(GPIO.BOARD) GPIO.setup(SWITCH_PIN,GPIO.IN,GPIO.PUD_UP) print "\n value_%d = %d\n" %(SWITCH_PIN,GPIO.input(SWITCH_PIN)) GPIO.add_event_detect(SWITCH_PIN, GPIO.RISING,bouncetime=200) # add rising edge detection on a channel switchcount = 0 while switchcount < 2: if GPIO.event_detected(SWITCH_PIN): switchcount += 1 print 'Button pressed',switchcount print "\n value_%d = %d\n" %(SWITCH_PIN,GPIO.input(SWITCH_PIN)) GPIO.remove_event_detect(SWITCH_PIN)
else:
print("I2C PCF8591 should read from channel [0 | 1 | 2 | 3]")
if DA and Addons["PCF8591"]:
out = int(DA[0])
IOboard.writePCF8591(out)
outV = 3.3*out/255
print("I2C PCF8591: analog output: {0} voltage.".format(outV))
sendCmd("sensor-update writePCF8591 %.2f" % (outV))
if Sound:
soundPin = int(Sound[0])
try:
GPIO.setup(soundPin, GPIO.IN, GPIO.PUD_UP)
print("Sound detect on GPIO %d is %d" %(soundPin, GPIO.input(soundPin)))
GPIO.add_event_detect(soundPin,GPIO.RISING,callback = soundDetect,bouncetime = 300)
except:
print("Failed to setup the Sound sensor")
if Touch:
touchPin = int(Touch[0])
try:
GPIO.setup(touchPin, GPIO.IN, GPIO.PUD_DOWN)
print("Touch detect on GPIO %d is %d" %(touchPin, GPIO.input(touchPin)))
Addons["TouchSensor"] = True
except:
print("Failed to setup the Touch sensor")
if Tilt:
tiltPin = int(Tilt[0])
def testEventOnOutput(self):
with self.assertRaises(RuntimeError):
GPIO.add_event_detect(LOOP_OUT, GPIO.FALLING)
def testHighLowEvent(self):
with self.assertRaises(ValueError):
GPIO.add_event_detect(LOOP_IN, GPIO.LOW)
with self.assertRaises(ValueError):
GPIO.add_event_detect(LOOP_IN, GPIO.HIGH)
import LMK.GPIO as GPIO import time #The following pins support the external event detected on the 40Pin Header of the LeMake Guitar '''P8 P10 P12 P13 P15 P16 P22 P19 P23''' #The following pins support the external event detected on the 40Pin Header of the BananaPro '''P7 P8 P10 P11 P13 P15 P16 P18 P19 P21 P22 P23 P24 P26''' testPinOnGt = 8 #For LeMaker Guitar testPinOnBP = 18 #For BananaPro GPIO.setmode(GPIO.BOARD) GPIO.setup(testPinOnGt, GPIO.IN, GPIO.PUD_UP) def testCallback(channel): print "running callback function", channel GPIO.add_event_detect(testPinOnGt, GPIO.RISING, callback=testCallback, bouncetime=300) try: while True: time.sleep(1) except KeyboardInterrupt: pass GPIO.remove_event_detect(testPinOnGt) GPIO.cleanup()
PIN_NUM = 24
GPIO.setmode(GPIO.BCM)
#GPIO.setmode(GPIO.BOARD)
GPIO.setup(PIN_NUM,GPIO.IN,GPIO.PUD_UP)
print "The value of Pin %d is %d" %(PIN_NUM,GPIO.input(PIN_NUM))
def my_callback(channel):
print "The value of Pin %d is %d" %(PIN_NUM,GPIO.input(PIN_NUM))
print "Callback trigger %d" %channel
print "Now value of the Pin is %d" %(GPIO.input(PIN_NUM))
print "Click Ctr + C to exit"
GPIO.add_event_detect(PIN_NUM,GPIO.RISING,callback = my_callback,bouncetime = 300)
print "The value of Pin %d is %d" %(PIN_NUM,GPIO.input(PIN_NUM))
try:
while True:
time.sleep(0.1)
except KeyboardInterrupt:
pass
GPIO.cleanup()
