+# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
"""
`microcontroller` - Pin references and cpu functionality
========================================================
from adafruit_blinka.agnostic import board_id, chip_id
import microcontroller.pin
+
def delay_us(delay):
"""Sleep for delay usecs."""
time.sleep(delay / 1e6)