def ResetIOT_HW(cls, bMode):
"""Set Raspberry pi GPIO pins and reset RF Explorer device
Parameters:
bMode -- True if the baudrate is set to 500000bps, False to 2400bps
"""
try:
import RPi.GPIO as GPIO
#print("RPi info: " + str(GPIO.RPI_INFO)) #information about your RPi:
#print("RPi.GPio version: " + GPIO.VERSION) #version of RPi.GPIO:
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BOARD) #refer to the pin numbers on the P1 header of the Raspberry Pi board
GPIO.setup(12, GPIO.OUT) #set /reset (pin 12) to output
GPIO.output(12, False) #set /reset (pin 12) to LOW
GPIO.setup(21, GPIO.OUT) #set GPIO2 (pin 21) to output
GPIO.output(21, bMode) #set GPIO2 (pin 21) to HIGH (for 500Kbps)
time.sleep(0.1) #wait 100ms
GPIO.output(12, True) #set /reset to HIGH
time.sleep(2.5) #wait 2.5sec
GPIO.setup(21, GPIO.IN) #set GPIO2 to input
GPIO.cleanup() #clean up GPIO channels
except RuntimeError:
print("Error importing RPi.GPIO! This is probably because you need superuser privileges. You can achieve this by using 'sudo' to run your script")
python类VERSION的实例源码
def on_after_startup(self):
self._logger.debug(u"LEDStripControl Startup")
if GPIO:
self._logger.debug(u"RPi.GPIO version %s" % (GPIO.VERSION,))
def initialize(self):
#self._logger.setLevel(logging.DEBUG)
self._logger.info("Running RPi.GPIO version '{0}'...".format(GPIO.VERSION))
if GPIO.VERSION < "0.6":
raise Exception("RPi.GPIO must be greater than 0.6")
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
self.PIN_LED = self._settings.get_int(["led_pin"])
self.PIN_POWER = self._settings.get_int(["power_pin"])
self.PIN_RESET = self._settings.get_int(["reset_pin"])
self.POWER_OFF_COMMAND = self._settings.get(["command_power_off"]).split(",")
self.RETRACTION_LENGHT = self._settings.get_int(["retraction_length"])
self.SHORT_RETRACTION_LENGHT = self._settings.get_int(["short_retraction_length"])
self.RETRACTION_SPEED = self._settings.get_int(["retraction_speed"])
self.IDLE_TIMEOUT = self._settings.get_int(["idle_timeout"])
if self.PIN_POWER != -1:
GPIO.setup(self.PIN_POWER, GPIO.OUT) #default OFF (normally open)
else:
self._logger.info("Power pin not setup.")
if self.PIN_LED != -1:
GPIO.setup(self.PIN_LED, GPIO.OUT) #default OFF (normally open)
else:
self._logger.info("LED pin not setup.")
GPIO.setup(self.PIN_RPICAM, GPIO.OUT) #default ON (internal)
self.MUTE_FILE = os.path.join(self.get_plugin_data_folder(), "mute")
self.POWEROFF_FILE = os.path.join(self.get_plugin_data_folder(), "poweroff")
self.UNLOAD_FILE = os.path.join(self.get_plugin_data_folder(), "unload")
#the power is turned on by lights (and it should be turned off if nobody else needs it)
self.LIGHT = False
self._logger.info("SwitchPlugin initialized...")
def initialize(self):
self._logger.info("Running RPi.GPIO version '{0}'".format(GPIO.VERSION))
if GPIO.VERSION < "0.6": # Need at least 0.6 for edge detection
raise Exception("RPi.GPIO must be greater than 0.6")
GPIO.setwarnings(False) # Disable GPIO warnings
def main():
import RPi.GPIO as GPIO
import time
try:
print(GPIO.VERSION)
print(GPIO.RPI_INFO)
GPIO.setmode(GPIO.BOARD)
GPIO.setwarnings(False)
GPIO.setup(12, GPIO.OUT)
GPIO.setup(11, GPIO.OUT, initial=GPIO.HIGH)
GPIO.setup(13, GPIO.IN)
GPIO.setup(15, GPIO.OUT)
GPIO.setup([16, 18], GPIO.OUT)
GPIO.setup((8, 10), GPIO.OUT)
GPIO.setup([21, 19], GPIO.IN)
GPIO.setup(3, GPIO.IN)
GPIO.cleanup(3)
GPIO.setup([5, 7], GPIO.OUT)
GPIO.cleanup([5, 7])
GPIO.setup([5, 7], GPIO.IN)
GPIO.cleanup((5, 7))
while True:
GPIO.output(12, GPIO.HIGH)
GPIO.output(11, 0)
GPIO.output(15, True)
GPIO.output([16, 18], not GPIO.input(16))
GPIO.output((8, 10), [GPIO.HIGH, GPIO.LOW])
time.sleep(1)
GPIO.output(12, GPIO.LOW)
GPIO.output(11, 1)
GPIO.output(15, False)
GPIO.output((16, 18), not GPIO.input(16))
GPIO.output([8, 10], (GPIO.LOW, GPIO.HIGH))
time.sleep(1)
finally:
GPIO.cleanup()
def main():
import RPi.GPIO as GPIO
import time
try:
print(GPIO.VERSION)
print(GPIO.RPI_INFO)
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(18, GPIO.OUT)
GPIO.setup(17, GPIO.OUT, initial=GPIO.HIGH)
GPIO.setup(27, GPIO.IN)
GPIO.setup(22, GPIO.OUT)
GPIO.setup([23, 24], GPIO.OUT)
GPIO.setup((14, 15), GPIO.OUT)
GPIO.setup([9, 10], GPIO.IN)
GPIO.setup(2, GPIO.IN)
GPIO.cleanup(2)
GPIO.setup([3, 4], GPIO.OUT)
GPIO.cleanup([3, 4])
GPIO.setup([3, 4], GPIO.IN)
GPIO.cleanup((3, 4))
while True:
GPIO.output(18, GPIO.HIGH)
GPIO.output(17, 0)
GPIO.output(22, True)
GPIO.output([23, 24], not GPIO.input(23))
GPIO.output((14, 15), [GPIO.HIGH, GPIO.LOW])
time.sleep(1)
GPIO.output(18, GPIO.LOW)
GPIO.output(17, 1)
GPIO.output(22, False)
GPIO.output((23, 24), not GPIO.input(23))
GPIO.output([14, 15], (GPIO.LOW, GPIO.HIGH))
time.sleep(1)
finally:
GPIO.cleanup()
def _configure_gpio(self):
if not self._hasGPIO:
self._logger.error("RPi.GPIO is required.")
return
self._logger.info("Running RPi.GPIO version %s" % GPIO.VERSION)
if GPIO.VERSION < "0.6":
self._logger.error("RPi.GPIO version 0.6.0 or greater required.")
GPIO.setwarnings(False)
for pin in self._configuredGPIOPins:
self._logger.debug("Cleaning up pin %s" % pin)
try:
GPIO.cleanup(self._gpio_get_pin(pin))
except (RuntimeError, ValueError) as e:
self._logger.error(e)
self._configuredGPIOPins = []
if GPIO.getmode() is None:
if self.GPIOMode == 'BOARD':
GPIO.setmode(GPIO.BOARD)
elif self.GPIOMode == 'BCM':
GPIO.setmode(GPIO.BCM)
else:
return
if self.sensingMethod == 'GPIO':
self._logger.info("Using GPIO sensing to determine PSU on/off state.")
self._logger.info("Configuring GPIO for pin %s" % self.senseGPIOPin)
if self.senseGPIOPinPUD == 'PULL_UP':
pudsenseGPIOPin = GPIO.PUD_UP
elif self.senseGPIOPinPUD == 'PULL_DOWN':
pudsenseGPIOPin = GPIO.PUD_DOWN
else:
pudsenseGPIOPin = GPIO.PUD_OFF
try:
GPIO.setup(self._gpio_get_pin(self.senseGPIOPin), GPIO.IN, pull_up_down=pudsenseGPIOPin)
self._configuredGPIOPins.append(self.senseGPIOPin)
except (RuntimeError, ValueError) as e:
self._logger.error(e)
if self.switchingMethod == 'GPIO':
self._logger.info("Using GPIO for On/Off")
self._logger.info("Configuring GPIO for pin %s" % self.onoffGPIOPin)
try:
if not self.invertonoffGPIOPin:
initial_pin_output=GPIO.LOW
else:
initial_pin_output=GPIO.HIGH
GPIO.setup(self._gpio_get_pin(self.onoffGPIOPin), GPIO.OUT, initial=initial_pin_output)
self._configuredGPIOPins.append(self.onoffGPIOPin)
except (RuntimeError, ValueError) as e:
self._logger.error(e)
