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xiaozhengsheng
2025-08-19 09:49:41 +08:00
parent 10f1ddf1c1
commit 6df0f7d96e
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components/libraries/sensorsim/sensorsim.c Normal file
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/**
* Copyright (c) 2012 - 2020, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "sensorsim.h"
void sensorsim_init(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg)
{
if (p_cfg->start_at_max)
{
p_state->current_val = p_cfg->max;
p_state->is_increasing = false;
}
else
{
p_state->current_val = p_cfg->min;
p_state->is_increasing = true;
}
}
uint32_t sensorsim_measure(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg)
{
if (p_state->is_increasing)
{
sensorsim_increment(p_state, p_cfg);
}
else
{
sensorsim_decrement(p_state, p_cfg);
}
return p_state->current_val;
}
void sensorsim_increment(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg)
{
if (p_cfg->max - p_state->current_val > p_cfg->incr)
{
p_state->current_val += p_cfg->incr;
}
else
{
p_state->current_val = p_cfg->max;
p_state->is_increasing = false;
}
}
void sensorsim_decrement(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg)
{
if (p_state->current_val - p_cfg->min > p_cfg->incr)
{
p_state->current_val -= p_cfg->incr;
}
else
{
p_state->current_val = p_cfg->min;
p_state->is_increasing = true;
}
}

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components/libraries/sensorsim/sensorsim.h Normal file
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/**
* Copyright (c) 2012 - 2020, Nordic Semiconductor ASA
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, must reproduce the above copyright notice, this list of
* conditions and the following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/** @file
*
* @defgroup ble_sdk_lib_sensorsim Sensor Data Simulator
* @{
* @ingroup ble_sdk_lib
* @brief Functions for simulating sensor data.
*
* @details Currently only a triangular waveform simulator is implemented.
*/
#ifndef SENSORSIM_H__
#define SENSORSIM_H__
#include <stdint.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
/**@brief Triangular waveform sensor simulator configuration. */
typedef struct
{
uint32_t min; /**< Minimum simulated value. */
uint32_t max; /**< Maximum simulated value. */
uint32_t incr; /**< Increment between each measurement. */
bool start_at_max; /**< TRUE is measurement is to start at the maximum value, FALSE if it is to start at the minimum. */
} sensorsim_cfg_t;
/**@brief Triangular waveform sensor simulator state. */
typedef struct
{
uint32_t current_val; /**< Current sensor value. */
bool is_increasing; /**< TRUE if the simulator is in increasing state, FALSE otherwise. */
} sensorsim_state_t;
/**@brief Function for initializing a triangular waveform sensor simulator.
*
* @param[out] p_state Current state of simulator.
* @param[in] p_cfg Simulator configuration.
*/
void sensorsim_init(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg);
/**@brief Function for generating a simulated sensor measurement using a triangular waveform generator.
*
* @param[in,out] p_state Current state of simulator.
* @param[in] p_cfg Simulator configuration.
*
* @return Simulator output.
*/
uint32_t sensorsim_measure(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg);
/**@brief Function for incrementing a simulated sensor measurement value.
*
* @param[in,out] p_state Current state of simulator.
* @param[in] p_cfg Simulator configuration.
*
* @return Simulator output.
*/
void sensorsim_increment(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg);
/**@brief Function for decrementing a simulated sensor measurement value.
*
* @param[in,out] p_state Current state of simulator.
* @param[in] p_cfg Simulator configuration.
*
* @return Simulator output.
*/
void sensorsim_decrement(sensorsim_state_t * p_state,
const sensorsim_cfg_t * p_cfg);
#ifdef __cplusplus
}
#endif
#endif // SENSORSIM_H__
/** @} */