demo working

Author: ladyada

examples/sgp30_test.py

@@ -8,9 +8,19 @@
 # Create library object on our I2C port
 sgp30 = adafruit_sgp30.Adafruit_SGP30(i2c)
 
+print("SGP30 serial #", [hex(i) for i in sgp30._serial])
+
 sgp30.sgp_iaq_init()
+sgp30.sgp_set_iaq_baseline(0x8973, 0x8aae)
+
+elapsed_sec = 0
 
 while True:
     co2eq, tvoc = sgp30.sgp_iaq_measure()
     print("CO2eq = %d ppm \t TVOC = %d ppb" % (co2eq, tvoc))
-    time.sleep(5)
+    time.sleep(1)
+    elapsed_sec += 1
+    if elapsed_sec > 10:
+        elapsed_sec = 0
+        co2eq_base, tvoc_base = sgp30.sgp_get_iaq_baseline()
+        print("**** Baseline values: CO2eq = 0x%x, TVOC = 0x%x" % (co2eq_base, tvoc_base))