def test_setup():
sys.modules['smbus'] = mock.Mock()
sys.modules['smbus'].SMBus = MockSMBus
import veml6075
uv_sensor = veml6075.VEML6075()
uv_sensor.set_shutdown(False)
uv_sensor.set_high_dynamic_range(False)
uv_sensor.set_integration_time('800ms')
uva, uvb = uv_sensor.get_measurements()
uv_comp1, uv_comp2 = uv_sensor.get_comparitor_readings()
del uv_sensor
def _get_data(self):
data = None
with self._open_hardware() as i2c_bus:
sensor = veml6075.VEML6075(i2c_addr=self.device[0],
i2c_dev=i2c_bus)
sensor.set_shutdown(False)
sensor.set_high_dynamic_range(False)
sensor.set_integration_time('100ms')
uva, uvb = sensor.get_measurements()
uv_comp1, uv_comp2 = sensor.get_comparitor_readings()
uv_indices = sensor.convert_to_index(uva, uvb, uv_comp1, uv_comp2)
data = {}
data['uva'] = uva
data['uvb'] = uvb
data['uvi'] = max(0, uv_indices[2]) # Do not allow lower then zero
return data
from machine import I2C, Pin
import ssd1306
import veml6075
import time
time.sleep_ms(500)
i2c = I2C(scl=Pin(5), sda=Pin(4))
uv = veml6075.VEML6075(i2c) # instantiate VEML6075 class
connected = uv.initUV()
oled = ssd1306.SSD1306_I2C(128, 64, i2c, 0x3c)
oled.fill(0)
while True:
if connected == True:
UVI, UVIA, UVIB = uv.readUV()
oled.fill(0)
oled.text("UV information", 0, 0)
if connected == True:
oled.text("UVIA {0:.1f}".format(UVIA), 0, 20)
oled.text("UVIB {0:.1f}".format(UVIB), 0, 30)
oled.text("UVI avg {0:.1f}".format(UVI), 0, 40)
else:
oled.text("UV sensor NC", 0, 20)
oled.show()
time.sleep_ms(3000)
elif 3 <= avg_uv_index < 6:
return "MEDIUM"
elif 6 <= avg_uv_index < 8:
return "HIGH"
elif 8 <= avg_uv_index < 11:
return "V. HIGH"
elif avg_uv_index > 11:
return "EXTREME"
else:
return ""
bus = smbus.SMBus(1)
# Set up UV sensor
uv_sensor = veml6075.VEML6075(i2c_dev=bus)
uv_sensor.set_shutdown(False)
uv_sensor.set_high_dynamic_range(False)
uv_sensor.set_integration_time('100ms')
# Set up RGB matrix
rgbmatrix5x5 = RGBMatrix5x5()
rgbmatrix5x5.set_clear_on_exit()
rgbmatrix5x5.set_brightness(1.0)
# Set up OLED
oled = sh1106(spi(port=0, device=1, gpio_DC=9),
rotate=2,
height=128,
width=128)
# Last Update: 22/09/2019 import veml6075 from machine import I2C, Pin i2c = I2C(sda=Pin(5), scl=Pin(4)) sensor = veml6075.VEML6075(i2c=i2c) sensor.uv_index """ MPY: soft reboot MicroPython v1.11-8-g48dcbbe60 on 2019-05-29; ESP module with ESP8266 Type "help()" for more information. >>> import gc >>> gc.collect() >>> gc.mem_free() 33024 >>> import veml6075 >>> gc.collect() >>> gc.mem_free() 30512 >>> from machine import I2C, Pin >>> i2c = I2C(sda=Pin(5), scl=Pin(4)) >>> sensor = veml6075.VEML6075(i2c=i2c) >>> gc.collect() >>> gc.mem_free() 30208 >>> 32.25 Kb -> 100 % 2.75 Kb -> x % 32.75 * x = 100 * 2.75