Ultrasonic Distance Measurement with @Adafruit Circuit Playground Express and @MSMakeCode

kevinjwalters has a great write-up on Instructables on his ultrasonic project with an Adafruit Circuit Playground Express and Microsoft MakeCode: The Adafruit Circuit Playground Express is a sensor-packed development board which supports four languages: block-based Makecode (similar to MIT’s Scratch), Makecode javascript, CircuitPython and C. The HC-SR04 is an inexpensive distance sensor based on a pair of ultrasonic...