def test_outputread(self):
"""Test that an output() can be input()"""
GPIO.setup(LED_PIN, GPIO.OUT)
GPIO.output(LED_PIN, GPIO.HIGH)
self.assertEqual(GPIO.input(LED_PIN), GPIO.HIGH)
GPIO.output(LED_PIN, GPIO.LOW)
self.assertEqual(GPIO.input(LED_PIN), GPIO.LOW)
GPIO.cleanup()
def test_loopback(self):
"""Test output loops back to another input"""
GPIO.setup(LOOP_IN, GPIO.IN, pull_up_down=GPIO.PUD_OFF)
GPIO.setup(LOOP_OUT, GPIO.OUT, initial=GPIO.LOW)
self.assertEqual(GPIO.input(LOOP_IN), GPIO.LOW)
GPIO.output(LOOP_OUT, GPIO.HIGH)
self.assertEqual(GPIO.input(LOOP_IN), GPIO.HIGH)
GPIO.cleanup()
def runTest(self):
# Test mode not set (BOARD or BCM) exception
with self.assertRaises(RuntimeError) as e:
GPIO.setup(LED_PIN, GPIO.OUT)
self.assertEqual(str(e.exception), 'Please set pin numbering mode using GPIO.setmode(GPIO.BOARD) or GPIO.setmode(GPIO.BCM)')
GPIO.setmode(GPIO.BOARD)
# Test not set as OUTPUT message
with self.assertRaises(RuntimeError) as e:
GPIO.output(LED_PIN, GPIO.HIGH)
self.assertEqual(str(e.exception), 'The GPIO channel has not been set up as an OUTPUT')
GPIO.setup(LED_PIN, GPIO.IN)
# Test setup(..., pull_up_down=GPIO.HIGH) raises exception
with self.assertRaises(ValueError):
GPIO.setup(LED_PIN, GPIO.IN, pull_up_down=GPIO.HIGH)
# Test 'already in use' warning
GPIO.cleanup()
with open('/sys/class/gpio/export','wb') as f:
f.write(str(LED_PIN_BCM).encode())
with open('/sys/class/gpio/gpio%s/direction'%LED_PIN_BCM,'wb') as f:
f.write(b'out')
with open('/sys/class/gpio/gpio%s/value'%LED_PIN_BCM,'wb') as f:
f.write(b'1')
with warnings.catch_warnings(record=True) as w:
GPIO.setup(LED_PIN, GPIO.OUT) # generate 'already in use' warning
self.assertEqual(w[0].category, RuntimeWarning)
with open('/sys/class/gpio/unexport','wb') as f:
f.write(str(LED_PIN_BCM).encode())
GPIO.cleanup()
# test initial value of high reads back as high
GPIO.setup(LED_PIN, GPIO.OUT, initial=GPIO.HIGH)
self.assertEqual(GPIO.input(LED_PIN), GPIO.HIGH)
GPIO.cleanup()
# test initial value of low reads back as low
GPIO.setup(LED_PIN, GPIO.OUT, initial=GPIO.LOW)
self.assertEqual(GPIO.input(LED_PIN), GPIO.LOW)
GPIO.cleanup()
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 calDistance(trigger, echo):
stop = start = 0
GPIO.setup(trigger, GPIO.OUT)
GPIO.setup(echo, GPIO.IN)
GPIO.output(trigger, 0)
time.sleep(0.5)
GPIO.output(trigger, 1)
time.sleep(0.00001)
GPIO.output(trigger, 0)
start = time.time()
while GPIO.input(echo) == 0:
start = time.time()
while GPIO.input(echo) == 1:
stop = time.time()
delta = stop - start
print("UltraSonic time %.8f" % (delta))
distance = delta * 34300
distance = distance / 2.0
GPIO.cleanup()
return distance
def SPIread(opcode, addr):
GPIO.setup(SPI_MISO, GPIO.IN)
GPIO.output(SPI_CS0, GPIO.LOW)
SPIsendValue(opcode | SPI_SLAVE_READ)
SPIsendValue(addr)
value = 0
for i in range(8):
value <<= 1
if(GPIO.input(SPI_MISO)):
value |= 0x01
GPIO.output(SPI_SCLK, GPIO.HIGH)
GPIO.output(SPI_SCLK, GPIO.LOW)
GPIO.output(SPI_CS0, GPIO.HIGH)
return value
#!/usr/bin/env python import LMK.GPIO as GPIO import time PIN_0 = 3 PIN_1 = 5 #GPIO.setmode(GPIO.BCM) GPIO.setmode(GPIO.BOARD) GPIO.setup(PIN_0,GPIO.OUT) GPIO.setup(PIN_1,GPIO.IN) while True: GPIO.output(PIN_0,True) print "\n value = %d\n" %(GPIO.input(PIN_1)) time.sleep(1) GPIO.output(PIN_0,False) print "\n value = %d\n" %(GPIO.input(PIN_1)) time.sleep(1) GPIO.cleanup()
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"
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()
#!/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)
def soundDetect(channel):
print("Sound detect on GPIO %d is %d" %(soundPin, GPIO.input(soundPin)))
sendCmd("sensor-update soundDetect %d" % (GPIO.input(soundPin)))
#!/usr/bin/env python import LMK.GPIO as GPIO import time from threading import Timer PIN_NUM = 12 channel = 7 GPIO.setmode(GPIO.BOARD) GPIO.setup(PIN_NUM,GPIO.OUT) GPIO.output(PIN_NUM,True) print "\n value_%d = %d\n" %(PIN_NUM,GPIO.input(PIN_NUM)) GPIO.setup(channel,GPIO.IN,GPIO.PUD_DOWN) print "\n value_%d = %d\n" %(channel,GPIO.input(channel)) def makehigh(): print "\n value_%d = %d\n" %(channel,GPIO.input(channel)) GPIO.output(PIN_NUM,False) print "\n value_%d = %d\n" %(PIN_NUM,GPIO.input(PIN_NUM)) GPIO.wait_for_edge(channel, GPIO.RISING) t = Timer(1,makehigh) t.start()
print("Data XOR", Led)
Led = '{:08b}'.format(Led)[::-1]
if Debug:
print("Led send", Led)
Input = int(Led[B])
print ("LNDI-in-{0} -> {1}".format(B, Input))
sendCmd("sensor-update LNDI-in-{0} {1}".format(B, Input))
except:
print("Can't update LNinput")
try:
for i in range(len(GPIOset)):
if GPIOset[i]:
Dir = GPIOdir[i]
if Dir == "IN":
Input = GPIO.input(i)
print ("Pin: {0} -> {1}".format(i, Input))
sendCmd("sensor-update GPIO-{0} {1}".format(i, Input))
except:
print("Failed")
if Addons["RTC"]:
DS1307 = RTC_DS1307.RTC_DS1307(2, 0x68)
DS1307.write_now()
currenttime = datetime.datetime.utcnow()
print("DS1307 = \t\t%s" % DS1307.read_datetime())
print("System Time = \t" + time.strftime("%Y-%m-%d %H:%M:%S"))
sendCmd("sensor-update Day " + str(DS1307._read_day()))
sendCmd("sensor-update Date " + str(DS1307._read_date()))
sendCmd("sensor-update Month " + str(DS1307._read_month()))
#LED Mode BOARD #PINs = [3,5,7,8,10,11,12,13,15,16,18,19,21,22,23,24,26,27,28,29,31,32,33,35,36,37,38,40] #[3,5,7,8,12,16,18,19,21,23,24,26,27,28,29,31,32,33,35,36,37,38,40] #[10,11,13,15,22] #GPIO.setmode(GPIO.BOARD) #Switch BCM [4,14,23,24,10,9,11,8,7] #Switch BOARD [7,8,16,18,19,21,23,24,26] 18,19,26 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))
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"
#!/usr/bin/env python
import LMK.GPIO as GPIO
import time
PIN_NUM = 7
PIN_IN = 10
val = 0
GPIO.setmode(GPIO.BOARD)
while 1:
try:
GPIO.setup(PIN_NUM, GPIO.OUT)
GPIO.setup(PIN_IN, GPIO.IN)
except:
print("fail to setup GPIO %d", PIN_NUM)
val = GPIO.input(PIN_IN)
if val:
GPIO.output(PIN_NUM, True)
else:
GPIO.output(PIN_NUM, False)
import LMK.GPIO as GPIO
import time
# channel = 15
GPIO.setmode(GPIO.RAW)
GPIO.setup(GPIO.PI + 17, GPIO.IN, GPIO.PUD_DOWN)
print " Now input is Low\n Our task is performed when it becomes High"
while True:
if GPIO.input(GPIO.PI + 17):
print "Input was High,begin to perform"
print "Count Down"
for i in range(7, 0, -1):
print "%d" % i
time.sleep(1)
print "Performed!"
exit()
GPIO.cleanup(GPIO.PI + 17)
def makehigh(): print "\n value_%d = %d\n" %(channel,GPIO.input(channel)) GPIO.output(PIN_NUM,False) print "\n value_%d = %d\n" %(PIN_NUM,GPIO.input(PIN_NUM))
#!/usr/bin/env python import LMK.GPIO as GPIO import time GPIO.setmode(GPIO.BOARD) GPIO.setup(7, GPIO.IN, pull_up_down=GPIO.PUD_UP) print "\n value_7 = %d\n" %(GPIO.input(7)) GPIO.setup(8, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) print "\n value_8 = %d\n" %(GPIO.input(8)) GPIO.setup(12, GPIO.IN, pull_up_down=GPIO.PUD_UP) print "\n value_12 = %d\n" %(GPIO.input(12)) GPIO.setup(12, GPIO.IN, pull_up_down=GPIO.PUD_DOWN) print "\n value_12 = %d\n" %(GPIO.input(12)) #GPIO.cleanup()
import LMK.GPIO as GPIO
import time
channel = 7
GPIO.setmode(GPIO.BOARD)
GPIO.setup(channel,GPIO.IN,GPIO.PUD_DOWN)
print " Now input is Low\n Our task is performed when it becomes High"
while True:
if GPIO.input(channel):
print "Input was High,begin to perform"
print "Count Down"
for i in range(7,0,-1):
print "%d" %i
time.sleep(1)
print "Performed!"
exit()
''' We use the program to test input of the pins ''' import LMK.GPIO as GPIO import time #----------P3 P5 P7 P8 P10 P11 P12 P13 P15 P16 P18 P19 P21 P22 P23 P24 P26 P27 P28 P29 P31 P32 P33 P35 P36 P37 P38 P40-----------# phyPins = (3, 5, 7, 8, 10, 11, 12, 13, 15, 16, 18, 19, 21, 22, 23, 24, 26, 27, 28, 29, 31, 32, 33, 35, 36, 37, 38, 40) bcmPins = (2, 3, 4, 14, 15, 17, 18, 27, 22, 23, 24, 10, 9, 25, 11, 8, 7, 0, 1, 5, 6, 12, 13, 19, 16, 26, 20, 21) pinOut = 3 pinIn = 5 GPIO.setmode(GPIO.BOARD) GPIO.setup(pinOut,GPIO.OUT) GPIO.setup(pinIn,GPIO.IN) while True: GPIO.output(pinOut,True) print "value = %d\n" %(GPIO.input(pinIn)) time.sleep(1) GPIO.output(pinOut,False) print "value = %d\n" %(GPIO.input(pinIn)) time.sleep(1) GPIO.cleanup()
