def __init__(self, address=0x48, ic=__IC_ADS1015, debug=False): # Depending on if you have an old or a new Raspberry Pi, you # may need to change the I2C bus. Older Pis use SMBus 0, # whereas new Pis use SMBus 1. If you see an error like: # 'Error accessing 0x48: Check your I2C address ' # change the SMBus number in the initializer below! self.i2c = wiringpi.I2C() self.fd = self.i2c.setup(address) self.address = address self.debug = debug # Make sure the IC specified is valid if(ic == self.__IC_ADS1015): self.spsDict = self.spsADS1015 elif(ic == self.__IC_ADS1115): self.spsDict = self.spsADS1115 else: if (self.debug): print("ADS1x15: Invalid IC specfied: %h" % ic) return -1 self.ic = ic # Set pga value, so that getLastConversionResult() can use it, # any function that accepts a pga value must update this. self.pga = 6144
def __init__(self, newCal=False): addr = 0x0E #compass self.i2c = wiringpi2.I2C() self.devMAG = self.i2c.setup(addr) self.initCompass() self.offset, self.scaling = self.readCal(newCal) if DEBUG: print("offset:%s scaling:%s" % (str(self.offset), str(self.scaling)))
def __init__(self, addr=ADC_ADR): self.NAME = DATANAME self.i2c = wiringpi2.I2C() self.devADC = self.i2c.setup(addr) pwrup = self.i2c.read(self.devADC) #flush power up value if DEBUG == True and pwrup != -1: print("ADC Ready") self.i2c.read(self.devADC) #flush first value time.sleep(BUS_GAP) self.i2c.write(self.devADC, ADC_CYCLE) time.sleep(BUS_GAP) self.i2c.read(self.devADC) #flush first value
def i2c(i2cAddr, i2cMode, i2cData=None): # i2c = wiringpi2.I2C() # dev = i2c.setup(0x20) ( not sure about what to pass into the setup function, but presumably a device address? ) # i2c.read(dev) i2c = wiringpi.I2C() dev = i2c.setup(0x20) i2cReturnedData = { 'i2cAddress': i2cAddr, #'i2cData' : i2c.read(dev) 'i2cData': 'returned data by I2C device' } message = Markup('I2C ' + str(i2cAddr) + ' returned : <strong>' + '(not implemented yet)' + '</strong>') flash(message, 'success') return render_template('playground/index.html', **i2cReturnedData)
def __init__(self, i2c_addr=I2C_ADDR): self.i2c = wp.I2C() self.fd = self.i2c.setup(i2c_addr) self._init()
import wiringpi2 wiringpi2.wiringPiSetup() i2c = wiringpi2.I2C() class I2C(object): def __init__(self, address): self.fd = i2c.setup(address) self.address = address def write8(self, reg, val): v = -1 c = 0 while v < 0: v = i2c.writeReg8(self.fd, reg, val) c += 1 #print("%s: write8 %02X <- %02X: %d tries" % (self, reg, val, c)) def write16(self, reg, val): v = -1 c = 0 while v < 0: v = i2c.writeReg16(self.fd, reg, val) c += 1 #print("%s: write16 %02X <- %04X: %d tries" % (self, reg, val, c)) def read16(self, reg): v = -1 c = 0
def __init__(self, pwmFreq=PWMHZ, addr=PWMADR): self.i2c = wiringpi2.I2C() self.devPWM = self.i2c.setup(addr) self.GPIOsetup(pwmFreq, addr)
def __init__(self): addr = 0x0E #compass self.i2c = wiringpi2.I2C() self.devMAG = self.i2c.setup(addr) self.initCompass()