Espruino/libs/misc/stepcount.h
2021-08-25 12:15:52 +01:00

24 lines
815 B
C

/*
* This file is part of Espruino, a JavaScript interpreter for Microcontrollers
*
* Copyright (C) 2021 Gordon Williams <gw@pur3.co.uk>
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* ----------------------------------------------------------------------------
* Step Counter
* ----------------------------------------------------------------------------
*/
/// Initialise step counting
void stepcount_init();
/* Registers a new data point for step counting. Data is expected
* as 12.5Hz, 8192=1g, and accMagSquared = x*x + y*y + z*z
*
* Returns the number of steps counted for this accel interval
*/
int stepcount_new(int accMagSquared);