add circuitpython code

1 files changed, 18 insertions, 0 deletions

diff --git a/circuitpython/frozen/Adafruit_CircuitPython_SimpleIO/examples/simpleio_tone_demo.py b/circuitpython/frozen/Adafruit_CircuitPython_SimpleIO/examples/simpleio_tone_demo.py
new file mode 100644
index 0000000..4c3a8b4
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_SimpleIO/examples/simpleio_tone_demo.py
@@ -0,0 +1,18 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+"""
+'tone_demo.py'.
+
+=================================================
+a short piezo song using tone()
+"""
+import time
+import board
+import simpleio
+
+
+while True:
+    for f in (262, 294, 330, 349, 392, 440, 494, 523):
+        simpleio.tone(board.A0, f, 0.25)
+    time.sleep(1)