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https://github.com/espressif/esp-idf.git
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d0b9829eef
Add TCP port files to provide Modbus TCP interface for communication Add freemodbus add tcp support for common master/slave iface and tcp example based on socket API The communication between master and slave checked for each example serial_master, serial_slave (use ModbusPoll TCP) update tcp example according netif changes, fix ci issues update TCP slave implementation update example_test.py to to set IP through stdin update API documentation event bit instead of semahore to lock communication resource update default options and master/slave port files Closes https://github.com/espressif/esp-idf/issues/858 Closes IDF-452
39 lines
1.4 KiB
C
39 lines
1.4 KiB
C
/* Copyright 2018 Espressif Systems (Shanghai) PTE LTD
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// mbc_serial_master.h Modbus controller serial master implementation header file
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#ifndef _MODBUS_SERIAL_CONTROLLER_MASTER
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#define _MODBUS_SERIAL_CONTROLLER_MASTER
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#include <stdint.h> // for standard int types definition
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#include <stddef.h> // for NULL and std defines
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#include "soc/soc.h" // for BITN definitions
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#include "esp_err.h" // for esp_err_t
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#include "esp_modbus_common.h" // for common defines
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/**
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* @brief Initialize Modbus controller and stack
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*
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* @param[out] handler handler(pointer) to master data structure
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* @return
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* - ESP_OK Success
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* - ESP_ERR_NO_MEM Parameter error
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*/
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esp_err_t mbc_serial_master_create(void** handler);
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#endif // _MODBUS_SERIAL_CONTROLLER_MASTER
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