def read(self):
GPIO.setup(self.__pin,GPIO.OUT)
# send initial high
self.__send_and_sleep(GPIO.HIGH, 0.05)
# pull down to low
self.__send_and_sleep(GPIO.LOW, 0.02)
# change to input using pull up
GPIO.setup(self.__pin,GPIO.IN,GPIO.PUD_UP)
# collect data into an array
data = self.__collect_input()
# parse lengths of all data pull up periods
pull_up_lengths = self.__parse_data_pull_up_lengths(data)
# if bit count mismatch, return error (4 byte data + 1 byte checksum)
if len(pull_up_lengths) != 40:
return DHTResult(DHTResult.ERR_MISSING_DATA, 0, 0)
# calculate bits from lengths of the pull up periods
bits = self.__calculate_bits(pull_up_lengths)
print(bits)
# we have the bits, calculate bytes
the_bytes = self.__bits_to_bytes(bits)
print(the_bytes)
# calculate checksum and check
checksum = self.__calculate_checksum(the_bytes)
if the_bytes[4] != checksum:
return DHTResult(DHTResult.ERR_CRC, 0, 0)
# ok, we have valid data, return it
return DHTResult(DHTResult.ERR_NO_ERROR, the_bytes[2], the_bytes[0])
except KeyboardInterrupt:
print "Exit"
GPIO.cleanup() # clean up GPIO on CTRL+C exit
GPIO.cleanup() # clean up GPIO on normal exit
if __name__ == '__main__':
#Riferimento ai GPIO per numero pin
GPIO.setmode(GPIO.BOARD)
#GPIO.setwarnings(False)
RED = "J4.40"
YELLOW = "J4.38"
GREEN = "J4.36"
GPIO.setup(RED, GPIO.OUT)
GPIO.setup(YELLOW, GPIO.OUT)
GPIO.setup(GREEN, GPIO.OUT)
GPIO.output(RED, 0)
GPIO.output(YELLOW, 0)
GPIO.output(GREEN, 0)
GPIO.pwm_export(0)
GPIO.pwm_period(0, 20000000)
main()
# Run the bot until the you presses Ctrl-C or the process receives SIGINT, # SIGTERM or SIGABRT. This should be used most of the time, since # start_polling() is non-blocking and will stop the bot gracefully. updater.idle() except KeyboardInterrupt: print "Exit" GPIO.cleanup() # clean up GPIO on CTRL+C exit GPIO.cleanup() # clean up GPIO on normal exit if __name__ == '__main__': #Riferimento ai GPIO per numero pin GPIO.setmode(GPIO.BOARD) #GPIO.setwarnings(False) RED="J4.40" YELLOW="J4.38" GREEN="J4.36" GPIO.setup(RED, GPIO.OUT) GPIO.setup(YELLOW, GPIO.OUT) GPIO.setup(GREEN, GPIO.OUT) GPIO.output(RED, 0) GPIO.output(YELLOW, 0) GPIO.output(GREEN, 0) main()
error_eth = 1
print ""
#***********************************************************************
# Test GPIO
#***********************************************************************
print "Test GPIO"
# Ciclo di scansione e test dei GPIO
error_counter=0
for test in testlistPE20PE26:
acmepins.setup(test[0],acmepins.OUT,0)
acmepins.setup(test[1],acmepins.IN,0)
if step == 1:
print "%s -> %s" % (test[0],test[1])
print "test0=1"
acmepins.output(test[0],1)
if step == 1:
raw_input("Press Enter")
if acmepins.input(test[1])==0:
print (color_warning + "%s=1 --> %s==1 ?" + color_normal) % (test[0],test[1]),
print (color_warning + "Errore ! %s in corto verso massa oppure %s o %s a circuito aperto" + color_normal) % (test[1])
error_counter = error_counter + 1
if step == 1:
raw_input(" Press Enter")
acmepins.output(test[0],0)
if step == 1:
# log all errors dp.addErrorHandler(error) # Start the Bot update_queue = updater.start_polling() try: # Run the bot until the you presses Ctrl-C or the process receives SIGINT, # SIGTERM or SIGABRT. This should be used most of the time, since # start_polling() is non-blocking and will stop the bot gracefully. updater.idle() except KeyboardInterrupt: print "Exit" GPIO.cleanup() # clean up GPIO on CTRL+C exit GPIO.cleanup() # clean up GPIO on normal exit if __name__ == '__main__': #Riferimento ai GPIO per numero pin GPIO.setmode(GPIO.BOARD) GPIO.setwarnings(False) INFRAROSSO="J4.35" GPIO.setup(INFRAROSSO, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.add_event_detect(INFRAROSSO, GPIO.RISING, pir_handler, 200) main()
dp.addErrorHandler(error)
# Start the Bot
update_queue = updater.start_polling()
try:
# Run the bot until the you presses Ctrl-C or the process receives SIGINT,
# SIGTERM or SIGABRT. This should be used most of the time, since
# start_polling() is non-blocking and will stop the bot gracefully.
updater.idle()
except KeyboardInterrupt:
print "Exit"
GPIO.cleanup() # clean up GPIO on CTRL+C exit
GPIO.cleanup() # clean up GPIO on normal exit
if __name__ == '__main__':
#Riferimento ai GPIO per numero pin
GPIO.setmode(GPIO.BOARD)
GPIO.setwarnings(False)
INFRAROSSO = "J4.35"
GPIO.setup(INFRAROSSO, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.add_event_detect(INFRAROSSO, GPIO.RISING, pir_handler, 200)
main()
