Python pyb.ADC Examples

The following are 6 code examples of pyb.ADC(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module pyb , or try the search function .
Example #1
Source File: dftclass.py    From micropython-fourier with MIT License 6 votes vote down vote up 
def run(self, conversion):          # Uses assembler for speed
        if self.popfunc is not None:
            self.popfunc(self)          # Populate the data (for fwd transfers, just the real data)
        if conversion != REVERSE:       # Forward transform: real data assumed
            setarray(self.im, 0, self._length)# Fast zero imaginary data
            if self.windata is not None:  # Fast apply the window function
                winapply(self.re, self.windata, self._length)
        start = utime.ticks_us()
        fft(self.ctrl, conversion)
        delta = utime.ticks_diff(utime.ticks_us(), start)
        if (conversion & POLAR) == POLAR: # Ignore complex conjugates, convert 1st half of arrays
            topolar(self.re, self.im, self._length//2) # Fast
            if conversion == DB:        # Ignore conjugates: convert 1st half only
                for idx, val in enumerate(self.re[0:self._length//2]):
                    self.re[idx] = -80.0 if val <= 0.0 else 20*math.log10(val) - self.dboffset
        return delta
# Subclass for acquiring data from Pyboard ADC using read_timed() method.
Example #2
Source File: af_test.py    From upy-examples with MIT License 6 votes vote down vote up 
def pins_test():
    i2c = I2C(1, I2C.MASTER)
    spi = SPI(2, SPI.MASTER)
    uart = UART(3, 9600)
    servo = Servo(1)
    adc = ADC(Pin.board.X3)
    dac = DAC(1)
    pin = Pin('X4', mode=Pin.AF_PP, af=Pin.AF3_TIM9)
    pin = Pin('Y1', mode=Pin.AF_OD, af=3)
    pin = Pin('Y2', mode=Pin.OUT_PP)
    pin = Pin('Y3', mode=Pin.OUT_OD, pull=Pin.PULL_UP)
    pin.high()
    pin = Pin('Y4', mode=Pin.OUT_OD, pull=Pin.PULL_DOWN)
    pin.high()
    pin = Pin('X18', mode=Pin.IN, pull=Pin.PULL_NONE)
    pin = Pin('X19', mode=Pin.IN, pull=Pin.PULL_UP)
    pin = Pin('X20', mode=Pin.IN, pull=Pin.PULL_DOWN)
    print('===== output of pins() =====')
    pins.pins()
    print('===== output of af() =====')
    pins.af()
Example #3
Source File: pin_dump.py    From upy-examples with MIT License 6 votes vote down vote up 
def pins_test():
    i2c = I2C(1, I2C.MASTER)
    spi = SPI(2, SPI.MASTER)
    uart = UART(3, 9600)
    servo = Servo(1)
    adc = ADC(Pin.board.X3)
    dac = DAC(1)
    pin = Pin('X4', mode=Pin.AF_PP, af=Pin.AF3_TIM9)
    pin = Pin('Y1', mode=Pin.AF_OD, af=3)
    pin = Pin('Y2', mode=Pin.OUT_PP)
    pin = Pin('Y3', mode=Pin.OUT_OD, pull=Pin.PULL_UP)
    pin.high()
    pin = Pin('Y4', mode=Pin.OUT_OD, pull=Pin.PULL_DOWN)
    pin.high()
    pin = Pin('X18', mode=Pin.IN, pull=Pin.PULL_NONE)
    pin = Pin('X19', mode=Pin.IN, pull=Pin.PULL_UP)
    pin = Pin('X20', mode=Pin.IN, pull=Pin.PULL_DOWN)
    print('===== output of pins() =====')
    pins()
    print('===== output of af() =====')
    af()
Example #4
Source File: dftclass.py    From micropython-fourier with MIT License 5 votes vote down vote up 
def __init__(self, length, adcpin, winfunc=None, timer=6):
        super().__init__(length, winfunc = winfunc)
        self.buff = array.array('i', (0 for x in range(self._length)))
        if isinstance(adcpin, pyb.ADC):
            self.adc = adcpin
        else:
            self.adc = pyb.ADC(adcpin)
        if isinstance(timer, pyb.Timer):
            self.timer = timer
        else:
            self.timer = pyb.Timer(timer)
        self.dboffset = PYBOARD_DBOFFSET # Value for Pyboard ADC
Example #5
Source File: epdpart.py    From micropython-epaper with Apache License 2.0 5 votes vote down vote up 
def __init__(self, intside, model, up_time):
        self.model = model
        self.compensate_temp = True if up_time is None else False
        self.verbose = False
        gc.collect()
        self.image_0 = bytearray(BUFFER_SIZE) # 5808. Contents 0.
        self.image_1 = bytearray(BUFFER_SIZE) # 5808
        self.asm_data = array('i', [0, 0, 0, 0])
        self.image = self.image_0
        self.image_old = self.image_1
        self.line_buffer = bytearray(111) # total 11727 bytes!
        pins = getpins(intside, model)
        self.Pin_PANEL_ON = pyb.Pin(pins['PANEL_ON'], mode = pyb.Pin.OUT_PP)
        self.Pin_BORDER = pyb.Pin(pins['BORDER'], mode = pyb.Pin.OUT_PP)
        self.Pin_DISCHARGE = pyb.Pin(pins['DISCHARGE'], mode = pyb.Pin.OUT_PP)
        self.Pin_RESET = pyb.Pin(pins['RESET'], mode = pyb.Pin.OUT_PP)
        self.Pin_BUSY = pyb.Pin(pins['BUSY'], mode = pyb.Pin.IN)
        self.Pin_EPD_CS = pyb.Pin(pins['EPD_CS'], mode = pyb.Pin.OUT_PP)    # cs for e-paper display
        self.Pin_FLASH_CS = pyb.Pin(pins['FLASH_CS'], mode = pyb.Pin.OUT_PP) # Instantiate flash CS and set high
        self.Pin_MOSI = pyb.Pin(pins['MOSI'], mode = pyb.Pin.OUT_PP)
        self.Pin_SCK = pyb.Pin(pins['SCK'], mode = pyb.Pin.OUT_PP)
        self.base_stage_time = 630 if up_time is None else up_time # ms
        self.factored_stage_time = self.base_stage_time

        self.Pin_RESET.low()
        self.Pin_PANEL_ON.low()
        self.Pin_DISCHARGE.low()
        self.Pin_BORDER.low()
        self.Pin_EPD_CS.low()
        self.Pin_FLASH_CS.high()
        self.spi_no = pins['SPI_BUS']
        if model == EMBEDDED_ARTISTS:
            self.lm75 = LM75(pins['I2C_BUS'])   # early error if not working
        else:
            self.adc = pyb.ADC(pins['TEMPERATURE'])
Example #6
Source File: epd.py    From micropython-epaper with Apache License 2.0 5 votes vote down vote up 
def __init__(self, intside, model):
        self.model = model
        gc.collect()
        self.image = bytearray(BYTES_PER_LINE * LINES_PER_DISPLAY)
        self.linebuf = bytearray(BYTES_PER_LINE * 2 + BYTES_PER_SCAN)
        pins = getpins(intside, model)
        self.Pin_PANEL_ON = pyb.Pin(pins['PANEL_ON'], mode = pyb.Pin.OUT_PP)
        self.Pin_BORDER = pyb.Pin(pins['BORDER'], mode = pyb.Pin.OUT_PP)
        self.Pin_DISCHARGE = pyb.Pin(pins['DISCHARGE'], mode = pyb.Pin.OUT_PP)
        self.Pin_RESET = pyb.Pin(pins['RESET'], mode = pyb.Pin.OUT_PP)
        self.Pin_BUSY = pyb.Pin(pins['BUSY'], mode = pyb.Pin.IN)
        self.Pin_EPD_CS = pyb.Pin(pins['EPD_CS'], mode = pyb.Pin.OUT_PP)    # cs for e-paper display
        self.Pin_FLASH_CS = pyb.Pin(pins['FLASH_CS'], mode = pyb.Pin.OUT_PP) # Instantiate flash CS and set high
        self.Pin_MOSI = pyb.Pin(pins['MOSI'], mode = pyb.Pin.OUT_PP)
        self.Pin_SCK = pyb.Pin(pins['SCK'], mode = pyb.Pin.OUT_PP)
        self.Pin_RESET.low()
        self.Pin_PANEL_ON.low()
        self.Pin_DISCHARGE.low()
        self.Pin_BORDER.low()
        self.Pin_EPD_CS.low()
        self.Pin_FLASH_CS.high()
        self.spi_no = pins['SPI_BUS']
        if model == EMBEDDED_ARTISTS:
            self.lm75 = LM75(pins['I2C_BUS'])   # early error if not working
        else:
            self.adc = pyb.ADC(pins['TEMPERATURE'])

# USER INTERFACE