From e7662623f8788b4ee5355ee54dd78e9b9b7d310a Mon Sep 17 00:00:00 2001 From: Jeff Epler Date: Mon, 18 May 2020 11:57:02 -0500 Subject: Fix mistake in sine wave sample Similar to https://github.com/adafruit/Adafruit_Learning_System_Guides/issues/979 -- is this the source from which all the errors spring? --- shared-bindings/audiocore/RawSample.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/shared-bindings/audiocore/RawSample.c b/shared-bindings/audiocore/RawSample.c index c0f9325e6..2eadf1fab 100644 --- a/shared-bindings/audiocore/RawSample.c +++ b/shared-bindings/audiocore/RawSample.c @@ -61,7 +61,7 @@ //| length = 8000 // 440 //| sine_wave = array.array("h", [0] * length) //| for i in range(length): -//| sine_wave[i] = int(math.sin(math.pi * 2 * i / 18) * (2 ** 15)) +//| sine_wave[i] = int(math.sin(math.pi * 2 * i / length) * (2 ** 15)) //| //| dac = audioio.AudioOut(board.SPEAKER) //| sine_wave = audiocore.RawSample(sine_wave) -- cgit v1.2.3