60 lines
2.7 KiB
C
60 lines
2.7 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __SENSE_MB_H__
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#define __SENSE_MB_H__
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#include "mbcontroller.h"
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#include "device_params.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /**< _cplusplus */
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typedef struct
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{
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uint16_t cid; /*!< Characteristic cid */
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const char* param_key; /*!< The key (name) of the parameter */
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const char* param_units; /*!< The units of the parameter */
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mb_parameter_opt_t param_opts; /*!< Parameter options */
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mb_param_perms_t access; /*!< Access permissions based on mode */
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void* instance_ptr; /*!< Data instance for the parameter */
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mb_descr_type_t instance_type; /*!< Type of instance value */
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size_t instance_size; /*!< Size of instance to save data */
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uint8_t change_flag; /*!< Change value flag */
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esp_err_t status; /*!< Status of the value */
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uint64_t timestamp; /*!< Time stamp of last access to parameter */
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} characteristic_descriptor_t;
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esp_err_t sense_modbus_init(void);
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esp_err_t sense_modbus_get_characteristics(characteristic_descriptor_t** cid_table, uint16_t* table_size);
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esp_err_t sense_modbus_read_value(uint16_t cid, void* value);
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esp_err_t sense_modbus_send_value(uint16_t cid, void* value);
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esp_err_t sense_modbus_get_cid_data(uint16_t cid, characteristic_descriptor_t* cid_data);
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#ifdef __cplusplus
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}
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#endif /**< _cplusplus */
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#endif /**< __SENSE_MB_H__ */
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