Create thermometer.py

examples/thermometer.py

@@ -0,0 +1,26 @@
+import machine
+import time
+from ws2812b import ws2812b
+
+num_leds = 30
+
+pixels = ws2812b(num_leds, 0,0)
+
+sensor_temp = machine.ADC(4)
+conversion_factor = 3.3 / 65535
+
+min_temp = 0
+max_temp = 30
+
+while True:
+    reading = sensor_temp.read_u16() * conversion_factor
+    temperature = 27 - (reading - 0.706)/0.001721
+    temp_int = int(temperature)
+    for i in range(num_leds):
+        if i < temp_int:
+            pixels.set_pixel(i, 10,0,0)
+        else:
+            pixels.set_pixel(i,0,0,0)
+    pixels.show()
+    time.sleep(2)
+