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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 microDev
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "components/soc/include/hal/gpio_types.h"
// above include fixes build error in idf@v4.2
#include "peripherals/touch.h"
static bool touch_inited = false;
static bool touch_never_reset = false;
void peripherals_touch_reset(void) {
if (touch_inited && !touch_never_reset) {
touch_pad_deinit();
touch_inited = false;
}
}
void peripherals_touch_never_reset(const bool enable) {
touch_never_reset = enable;
}
void peripherals_touch_init(const touch_pad_t touchpad) {
if (!touch_inited) {
touch_pad_init();
touch_pad_set_fsm_mode(TOUCH_FSM_MODE_TIMER);
}
// touch_pad_config() must be done before touch_pad_fsm_start() the first time.
// Otherwise the calibration is wrong and we get maximum raw values if there is
// a trace of any significant length on the pin.
touch_pad_config(touchpad);
if (!touch_inited) {
touch_pad_fsm_start();
touch_inited = true;
}
}
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