Add an example.

Author: Gadgetoid

examples/blink.py

@@ -0,0 +1,16 @@
+import time
+
+import sn3218
+
+lights = sn3218.SN3218()
+lights.enable()
+lights.enable_leds(0b111111111111111111)
+
+state = True
+
+while True:
+    lights.output([state] * 18)
+    state = not state
+    time.sleep(1.0)
+
+