The definition of tone is off by an octave.

tinygo-org / drivers

TinyGo drivers for sensors, displays, wireless adaptors, and other devices that use I2C, SPI, GPIO, ADC, and UART interfaces.

https://tinygo.org

BSD 3-Clause "New" or "Revised" License

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Open sago35 opened 2 years ago

sago35 commented 2 years ago

Originally, A5 is at 880 Hz, but actually it is at 440 Hz.

I have at least verified this with atsamd51, but I am a little unsure and would like someone else to verify this as well.

The following is the sound when tone.A5 is played.

sago35 commented 2 years ago

An example of tone is shown below.