pimoroni-pico/micropython/examples/breakout_sgp30/demo.py

import time
from breakout_sgp30 import BreakoutSGP30

sgp30 = BreakoutSGP30()
print("SGP30 initialised - about to start measuring without waiting")

sgp30.start_measurement(False)
id = sgp30.get_unique_id()
print("Started measuring for id 0x", '{:04x}'.format(id[0]), '{:04x}'.format(id[1]), '{:04x}'.format(id[2]), sep="")

j = 0
while True:
    j += 1
    air_quality = sgp30.get_air_quality()
    eCO2 = air_quality[BreakoutSGP30.ECO2]
    TVOC = air_quality[BreakoutSGP30.TVOC]

    air_quality_raw = sgp30.get_air_quality_raw()
    H2 = air_quality_raw[BreakoutSGP30.H2]
    ETHANOL = air_quality_raw[BreakoutSGP30.ETHANOL]

    print(j, ": CO2 ", eCO2, " TVOC ", TVOC, ", raw ", H2, " ", ETHANOL, sep="")
    if j == 30:
        print("Resetting device")
        sgp30.soft_reset()
        time.sleep(0.5)
        print("Restarting measurement, waiting 15 secs before returning")
        sgp30.start_measurement(True)
        print("Measurement restarted, now read every second")

    time.sleep(1.0)