Zephyr API Documentation
4.0.99
A Scalable Open Source RTOS
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esp32-touch-sensor-input.h
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/*
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* Copyright (c) 2023 Espressif Systems (Shanghai) Co., Ltd.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_INPUT_ESP32_TOUCH_SENSOR_INPUT_H_
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#define ZEPHYR_INCLUDE_DT_BINDINGS_INPUT_ESP32_TOUCH_SENSOR_INPUT_H_
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#include <
zephyr/dt-bindings/dt-util.h
>
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/* Touch sensor IIR filter mode */
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#define ESP32_TOUCH_FILTER_MODE_IIR_4 0
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#define ESP32_TOUCH_FILTER_MODE_IIR_8 1
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#define ESP32_TOUCH_FILTER_MODE_IIR_16 2
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#define ESP32_TOUCH_FILTER_MODE_IIR_32 3
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#define ESP32_TOUCH_FILTER_MODE_IIR_64 4
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#define ESP32_TOUCH_FILTER_MODE_IIR_128 5
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#define ESP32_TOUCH_FILTER_MODE_IIR_256 6
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#define ESP32_TOUCH_FILTER_MODE_JITTER 7
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/* Touch sensor level of filter noise threshold coefficient*/
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#define ESP32_TOUCH_FILTER_NOISE_THR_4_8TH 0
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#define ESP32_TOUCH_FILTER_NOISE_THR_3_8TH 1
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#define ESP32_TOUCH_FILTER_NOISE_THR_2_8TH 2
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#define ESP32_TOUCH_FILTER_NOISE_THR_8_8TH 3
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/* Touch sensor level of filter applied on the original data */
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#define ESP32_TOUCH_FILTER_SMOOTH_MODE_OFF 0
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#define ESP32_TOUCH_FILTER_SMOOTH_MODE_IIR_2 1
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#define ESP32_TOUCH_FILTER_SMOOTH_MODE_IIR_4 2
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#define ESP32_TOUCH_FILTER_SMOOTH_MODE_IIR_8 3
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#endif
/* ZEPHYR_INCLUDE_DT_BINDINGS_INPUT_ESP32_TOUCH_SENSOR_INPUT_H_ */
dt-util.h
zephyr
dt-bindings
input
esp32-touch-sensor-input.h
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1.12.0