qwiic_micropressure.QwiicMicroPressure Class Reference

Inheritance diagram for qwiic_micropressure.QwiicMicroPressure:

Public Member Functions
def	__init__ (self, address=None, i2c_driver=None)
	Constructor. More...
def	is_connected (self)
	Determines if the device is connected. More...
def	begin (self)
	Initializes the device with default parameters. More...
def	read_pressure (self, units=kPressurePsi)
	Reads the pressure from the sensor. More...

Public Attributes
	address

Static Public Attributes
	device_name = _DEFAULT_NAME
	available_addresses = _AVAILABLE_I2C_ADDRESS
int	kReadPressureCommandReg = 0xAA
int	kReadPressureCommandData = 0x0000
int	kMathSatMask = 1 << 0
int	kMemoryIntegrityMask = 1 << 1
int	kBusyMask = 1 << 5
int	kPowerIndicationMask = 1 << 6
int	kOutputMin = 0x19999A
int	kOutputMax = 0xE66666
int	kMaxPSI = 25
int	kMinPSI = 0
int	kPressurePsi = 0
int	kPressurePa = 1
int	kPressureKpa = 2
int	kPressureTorr = 3
int	kPressureInHg = 4
int	kPressureAtm = 5
int	kPressureBar = 6

Properties
	connected = property(is_connected)

Constructor & Destructor Documentation

__init__()

def qwiic_micropressure.QwiicMicroPressure.__init__	(		self,
			address = None,
			i2c_driver = None
	)

Constructor.

Parameters

int	address: The I2C address to use for the device. If not provided, the default address is used
I2CDriver	i2c_driver: An existing i2c driver object. If not provided, a driver object is created

Member Function Documentation

begin()

def qwiic_micropressure.QwiicMicroPressure.begin

(

self

)

Initializes the device with default parameters.

Returns

bool Trueif the device was successfully initialized, otherwiseFalse``

is_connected()

def qwiic_micropressure.QwiicMicroPressure.is_connected

(

self

)

Determines if the device is connected.

Returns

bool True if the device is connected, otherwise False

read_pressure()

def qwiic_micropressure.QwiicMicroPressure.read_pressure	(		self,
			units = kPressurePsi
	)

Reads the pressure from the sensor.

Parameters

int	units: The units to return the pressure in. Use one of the kPressure* constants

Returns

: The pressure in Pascals, or -1 on error

Member Data Documentation

address

qwiic_micropressure.QwiicMicroPressure.address

available_addresses

qwiic_micropressure.QwiicMicroPressure.available_addresses = _AVAILABLE_I2C_ADDRESS

static

device_name

qwiic_micropressure.QwiicMicroPressure.device_name = _DEFAULT_NAME

static

kBusyMask

int qwiic_micropressure.QwiicMicroPressure.kBusyMask = 1 << 5

static

kMathSatMask

int qwiic_micropressure.QwiicMicroPressure.kMathSatMask = 1 << 0

static

kMaxPSI

int qwiic_micropressure.QwiicMicroPressure.kMaxPSI = 25

static

kMemoryIntegrityMask

int qwiic_micropressure.QwiicMicroPressure.kMemoryIntegrityMask = 1 << 1

static

kMinPSI

int qwiic_micropressure.QwiicMicroPressure.kMinPSI = 0

static

kOutputMax

int qwiic_micropressure.QwiicMicroPressure.kOutputMax = 0xE66666

static

kOutputMin

int qwiic_micropressure.QwiicMicroPressure.kOutputMin = 0x19999A

static

kPowerIndicationMask

int qwiic_micropressure.QwiicMicroPressure.kPowerIndicationMask = 1 << 6

static

kPressureAtm

int qwiic_micropressure.QwiicMicroPressure.kPressureAtm = 5

static

kPressureBar

int qwiic_micropressure.QwiicMicroPressure.kPressureBar = 6

static

kPressureInHg

int qwiic_micropressure.QwiicMicroPressure.kPressureInHg = 4

static

kPressureKpa

int qwiic_micropressure.QwiicMicroPressure.kPressureKpa = 2

static

kPressurePa

int qwiic_micropressure.QwiicMicroPressure.kPressurePa = 1

static

kPressurePsi

int qwiic_micropressure.QwiicMicroPressure.kPressurePsi = 0

static

kPressureTorr

int qwiic_micropressure.QwiicMicroPressure.kPressureTorr = 3

static

kReadPressureCommandData

int qwiic_micropressure.QwiicMicroPressure.kReadPressureCommandData = 0x0000

static

kReadPressureCommandReg

int qwiic_micropressure.QwiicMicroPressure.kReadPressureCommandReg = 0xAA

static

Property Documentation

connected

qwiic_micropressure.QwiicMicroPressure.connected = property(is_connected)

static

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The documentation for this class was generated from the following file:

• qwiic_micropressure.py