text: /*
   * FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
   * Copyright (c) 2006 Christian Walter <wolti@sil.at>
   * 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 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. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR 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: $Id: mbconfig.h,v 1.15 2010/06/06 13:54:40 wolti Exp $
   *       $Id: mbconfig.h,v 1.60 2013/08/13 21:19:55 Armink Add Master Functions $
   */
  
  #ifndef _MB_CONFIG_H
  #define _MB_CONFIG_H
  
  #include "sdkconfig.h" // for KConfig options
  
  #ifdef __cplusplus
  PR_BEGIN_EXTERN_C
  #endif
  /* ----------------------- Defines ------------------------------------------*/
  /*! \defgroup modbus_cfg Modbus Configuration
   *
   * Most modules in the protocol stack are completly optional and can be
   * excluded. This is specially important if target resources are very small
   * and program memory space should be saved.<br>
   *
   * All of these settings are available in the file <code>mbconfig.h</code>
   */
  /*! \addtogroup modbus_cfg
   *  @{
   */
  /*! \brief If Modbus Master ASCII support is enabled. */
  #define MB_MASTER_ASCII_ENABLED                 (  CONFIG_FMB_COMM_MODE_ASCII_EN )
  /*! \brief If Modbus Master RTU support is enabled. */
  #define MB_MASTER_RTU_ENABLED                   (  CONFIG_FMB_COMM_MODE_RTU_EN )
  /*! \brief If Modbus Master TCP support is enabled. */
  #define MB_MASTER_TCP_ENABLED                   (  CONFIG_FMB_COMM_MODE_TCP_EN )
  /*! \brief If Modbus Slave ASCII support is enabled. */
  #define MB_SLAVE_ASCII_ENABLED                  (  CONFIG_FMB_COMM_MODE_ASCII_EN )
  /*! \brief If Modbus Slave RTU support is enabled. */
  #define MB_SLAVE_RTU_ENABLED                    (  CONFIG_FMB_COMM_MODE_RTU_EN )
  /*! \brief If Modbus Slave TCP support is enabled. */
  #define MB_TCP_ENABLED                          (  CONFIG_FMB_COMM_MODE_TCP_EN )
  
  #if !CONFIG_FMB_COMM_MODE_ASCII_EN && !CONFIG_FMB_COMM_MODE_RTU_EN && !MB_MASTER_TCP_ENABLED && !MB_TCP_ENABLED
  #error "None of Modbus communication mode is enabled. Please enable one of (ASCII, RTU, TCP) mode in Kconfig."
  #endif
  
  /*! \brief This option defines the number of data bits per ASCII character.
   *
   * A parity bit is added before the stop bit which keeps the actual byte size at 10 bits.
   */
  #ifdef CONFIG_FMB_SERIAL_ASCII_BITS_PER_SYMB
  #define MB_ASCII_BITS_PER_SYMB                  (  CONFIG_FMB_SERIAL_ASCII_BITS_PER_SYMB )
  #endif
  
  /*! \brief The character timeout value for Modbus ASCII.
   *
   * The character timeout value is not fixed for Modbus ASCII and is therefore
   * a configuration option. It should be set to the maximum expected delay
   * time of the network.
   */
  #ifdef CONFIG_FMB_SERIAL_ASCII_TIMEOUT_RESPOND_MS
  #define MB_ASCII_TIMEOUT_MS                     (  CONFIG_FMB_SERIAL_ASCII_TIMEOUT_RESPOND_MS )
  #endif
  
  /*! \brief Timeout to wait in ASCII prior to enabling transmitter.
   *
   * If defined the function calls vMBPortSerialDelay with the argument
   * MB_ASCII_TIMEOUT_WAIT_BEFORE_SEND_MS to allow for a delay before
   * the serial transmitter is enabled. This is required because some
   * targets are so fast that there is no time between receiving and
   * transmitting the frame. If the master is to slow with enabling its
   * receiver then he will not receive the response correctly.
   */
  #ifndef MB_ASCII_TIMEOUT_WAIT_BEFORE_SEND_MS
  #define MB_ASCII_TIMEOUT_WAIT_BEFORE_SEND_MS    ( 0 )
  #endif
  
  /*! \brief Maximum number of Modbus functions codes the protocol stack
   *    should support.
   *
   * The maximum number of supported Modbus functions must be greater than
   * the sum of all enabled functions in this file and custom function
   * handlers. If set to small adding more functions will fail.
   */
  #define MB_FUNC_HANDLERS_MAX                    ( 16 )
  
  /*! \brief Number of bytes which should be allocated for the <em>Report Slave ID
   *    </em>command.
   *
   * This number limits the maximum size of the additional segment in the
   * report slave id function. See eMBSetSlaveID(  ) for more information on
   * how to set this value. It is only used if MB_FUNC_OTHER_REP_SLAVEID_ENABLED
   * is set to <code>1</code>.
   */
  #define MB_FUNC_OTHER_REP_SLAVEID_BUF           ( 32 )
  
  /*! \brief If the <em>Report Slave ID</em> function should be enabled. */
  #define MB_FUNC_OTHER_REP_SLAVEID_ENABLED       (  CONFIG_FMB_CONTROLLER_SLAVE_ID_SUPPORT )
  
  /*! \brief If the <em>Read Input Registers</em> function should be enabled. */
  #define MB_FUNC_READ_INPUT_ENABLED              (  1 )
  
  /*! \brief If the <em>Read Holding Registers</em> function should be enabled. */
  #define MB_FUNC_READ_HOLDING_ENABLED            (  1 )
  
  /*! \brief If the <em>Write Single Register</em> function should be enabled. */
  #define MB_FUNC_WRITE_HOLDING_ENABLED           (  1 )
  
  /*! \brief If the <em>Write Multiple registers</em> function should be enabled. */
  #define MB_FUNC_WRITE_MULTIPLE_HOLDING_ENABLED  (  1 )
  
  /*! \brief If the <em>Read Coils</em> function should be enabled. */
  #define MB_FUNC_READ_COILS_ENABLED              (  1 )
  
  /*! \brief If the <em>Write Coils</em> function should be enabled. */
  #define MB_FUNC_WRITE_COIL_ENABLED              (  1 )
  
  /*! \brief If the <em>Write Multiple Coils</em> function should be enabled. */
  #define MB_FUNC_WRITE_MULTIPLE_COILS_ENABLED    (  1 )
  
  /*! \brief If the <em>Read Discrete Inputs</em> function should be enabled. */
  #define MB_FUNC_READ_DISCRETE_INPUTS_ENABLED    (  1 )
  
  /*! \brief If the <em>Read/Write Multiple Registers</em> function should be enabled. */
  #define MB_FUNC_READWRITE_HOLDING_ENABLED       (  1 )
  
  /*! \brief Check the option to place timer handler into IRAM */
  #define MB_PORT_TIMER_ISR_IN_IRAM                          (  CONFIG_FMB_TIMER_ISR_IN_IRAM )
  
  /*! @} */
  #ifdef __cplusplus
      PR_END_EXTERN_C
  #endif
  
  #if MB_MASTER_RTU_ENABLED || MB_MASTER_ASCII_ENABLED || MB_MASTER_TCP_ENABLED
  /*! \brief If master send a broadcast frame, the master will wait time of convert to delay,
   * then master can send other frame */
  #define MB_MASTER_DELAY_MS_CONVERT              ( CONFIG_FMB_MASTER_DELAY_MS_CONVERT )
  /*! \brief If master send a frame which is not broadcast,the master will wait sometime for slave.
   * And if slave is not respond in this time,the master will process this timeout error.
   * Then master can send other frame */
  #define MB_MASTER_TIMEOUT_MS_RESPOND            ( CONFIG_FMB_MASTER_TIMEOUT_MS_RESPOND )
  /*! \brief The total slaves in Modbus Master system.
   * \note : The slave ID must be continuous from 1.*/
  #define MB_MASTER_TOTAL_SLAVE_NUM               ( 247 )
  #endif
  
  #endif
  