本文整理匯總了Python中ds18x20.DS18X20屬性的典型用法代碼示例。如果您正苦於以下問題：Python ds18x20.DS18X20屬性的具體用法？Python ds18x20.DS18X20怎麽用？Python ds18x20.DS18X20使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類ds18x20的用法示例。
在下文中一共展示了ds18x20.DS18X20屬性的7個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: read_temp
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def read_temp():
# the device is on GPIO12
dat = machine.Pin(5)
# create the onewire object
ds = ds18x20.DS18X20(onewire.OneWire(dat))
# scan for devices on the bus
roms = ds.scan()
# print('found devices:', roms)
# print('temperature:', end=' ')
ds.convert_temp()
time.sleep_ms(750)
temp = ds.read_temp(roms[0])
# print(temp)
return temp 示例2: __init__
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def __init__(self, name, pin, on_change=None):
import onewire, ds18x20
gc.collect()
Device.__init__(self, name, pin,on_change=on_change)
self.ds = ds18x20.DS18X20(onewire.OneWire(pin))
self.roms = self.ds.scan()
self.lasttime = time.ticks_ms()
self.ds.convert_temp()
self.temp_list = None
self.getters[""] = self.value 示例3: readDS18x20
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def readDS18x20():
from machine import Pin
import onewire, ds18x20
OneWirePin = 0
# the device is on GPIO12
dat = Pin(OneWirePin)
# create the onewire object
ds = ds18x20.DS18X20(onewire.OneWire(dat))
# scan for devices on the bus
roms = ds.scan()
ds.convert_temp()
time.sleep_ms(750)
values = []
for rom in roms:
values.append(ds.read_temp(rom))
print(values)
return values 示例4: status
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def status(self):
ow = onewire.OneWire(Pin(2))
ds = ds18x20.DS18X20(ow)
roms = ds.scan()
if not len(roms):
print("Nao encontrei um dispositivo onewire.")
return None
ds.convert_temp()
time.sleep_ms(750)
temp = 0
for i in range(10):
for rom in roms:
temp += ds.read_temp(rom)
return temp / 10
# envia a temperatura para o broker 示例5: time_controlled_measure
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def time_controlled_measure(self):
newtime = time.ticks_ms()
if newtime - self.lasttime < 0 or newtime - self.lasttime > DS18X20.MEASURE_DELAY:
self.temp_list = []
for rom in self.roms:
self.temp_list.append(self.ds.read_temp(rom))
if len(self.temp_list)==1:
self.temp_list = self.temp_list[0]
self.ds.convert_temp()
self.lasttime = newtime 示例6: read_temps
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def read_temps():
"""Read DS18B20's."""
dat = machine.Pin(PIN_1W)
ds = ds18x20.DS18X20(onewire.OneWire(dat))
ds.convert_temp()
time.sleep_ms(750)
return {rom_to_hex(rom): ds.read_temp(rom) for rom in ds.scan()} 示例7: __init__
# 需要導入模塊: import ds18x20 [as 別名]
# 或者: from ds18x20 import DS18X20 [as 別名]
def __init__(self, pin=12, place='', server='localhost', chipid='', mac=''):
self.count = 0
self.sensor = '000'
self.temp = '85.0' # the default error temperature of ds18b20
self.place = place
self.server = server
self.chipid = chipid
self.mac = mac
try:
ow = OneWire(Pin(pin))
self.ds = ds18x20.DS18X20(ow)
self.roms = self.ds.scan()
self.present = True
except:
self.present = False