forked from espressif/esp-modbus
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2016-2021 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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#include "esp_err.h" // for esp_err_t
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#include "sdkconfig.h" // for KConfig defines
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#include "mbc_slave.h" // for slave interface define
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#include "esp_modbus_slave.h" // for public slave defines
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#include "mbc_serial_slave.h" // for public interface defines
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#include "mb_port_types.h"
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#if (CONFIG_FMB_COMM_MODE_RTU_EN || CONFIG_FMB_COMM_MODE_ASCII_EN)
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/**
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* Initialization of Modbus Serial slave controller
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*/
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esp_err_t mbc_slave_create_serial(mb_communication_info_t *config, void **handler)
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{
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void *ctx = NULL;
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esp_err_t error = ESP_ERR_NOT_SUPPORTED;
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switch(config->mode)
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{
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case MB_RTU:
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case MB_ASCII:
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// Call constructor function of actual port implementation
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error = mbc_serial_slave_create(config, &ctx);
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break;
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default:
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return ESP_ERR_NOT_SUPPORTED;
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}
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if ((ctx) && (error == ESP_OK)) {
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mbc_slave_init_iface(ctx);
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*handler = ctx;
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}
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return error;
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}
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#endif |