add connect framework freemodbus lib
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/*
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* Copyright (c) 2022 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file modbus_rtu_app.c
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* @brief support get data from and send data to Modbus rtu server
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* @version 3.0
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* @author AIIT XUOS Lab
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* @date 2022.12.12
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*/
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#include <stdio.h>
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#include <string.h>
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#include <transform.h>
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#include <adapter.h>
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#define ADAPTER_RTU_DATA_LENGTH 112
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#define ADAPTER_RTU_TRANSFER_DATA_LENGTH ADAPTER_RTU_DATA_LENGTH + 16
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uint8_t client_join_data[ADAPTER_RTU_TRANSFER_DATA_LENGTH];
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/* ----------------------- Modbus includes ----------------------------------*/
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#include "mb.h"
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#include "mbport.h"
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/* ----------------------- Defines ------------------------------------------*/
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#define REG_INPUT_START 1000
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#define REG_INPUT_NREGS 4
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/* ----------------------- Static variables ---------------------------------*/
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static USHORT usRegInputStart = REG_INPUT_START;
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static USHORT usRegInputBuf[REG_INPUT_NREGS];
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/* ----------------------- Start implementation -----------------------------*/
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eMBErrorCode
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eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
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{
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eMBErrorCode eStatus = MB_ENOERR;
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int iRegIndex;
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if( ( usAddress >= REG_INPUT_START )
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&& ( usAddress + usNRegs <= REG_INPUT_START + REG_INPUT_NREGS ) )
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{
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iRegIndex = ( int )( usAddress - usRegInputStart );
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while( usNRegs > 0 )
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{
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*pucRegBuffer++ =
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( unsigned char )( usRegInputBuf[iRegIndex] >> 8 );
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*pucRegBuffer++ =
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( unsigned char )( usRegInputBuf[iRegIndex] & 0xFF );
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iRegIndex++;
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usNRegs--;
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}
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}
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else
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{
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eStatus = MB_ENOREG;
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}
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return eStatus;
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}
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eMBErrorCode
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eMBRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs,
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eMBRegisterMode eMode )
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{
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return MB_ENOREG;
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}
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eMBErrorCode
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eMBRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils,
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eMBRegisterMode eMode )
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{
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return MB_ENOREG;
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}
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eMBErrorCode
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eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
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{
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return MB_ENOREG;
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}
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/******************Modbus RTU TEST*********************/
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int AdapterModbusRtuTest(void)
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{
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const char *send_msg = "Adapter_Modbus_Rtu Test";
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char recv_msg[256] = {0};
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int baud_rate = BAUD_RATE_115200;
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struct Adapter* adapter = AdapterDeviceFindByName(ADAPTER_MODBUS_RTU_NAME);
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struct AdapterData priv_rtu_net;
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priv_rtu_net.len = ADAPTER_RTU_TRANSFER_DATA_LENGTH;
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priv_rtu_net.buffer = client_join_data;
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AdapterDeviceOpen(adapter);
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AdapterDeviceControl(adapter, OPE_INT, &baud_rate);
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AdapterDeviceJoin(adapter,(uint8_t *)&priv_rtu_net);
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eMBErrorCode eStatus;
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eStatus = eMBInit( MB_RTU, 0x0A, 0, 38400, MB_PAR_EVEN );
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/* Enable the Modbus Protocol Stack. */
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eStatus = eMBEnable( );
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for( ;; )
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{
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( void )eMBPoll( );//判断事件的发生,并执行对应的回调函数
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/* Here we simply count the number of poll cycles. */
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usRegInputBuf[0]++;
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}
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// while (1) {
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// AdapterDeviceSend(adapter, send_msg, strlen(send_msg));
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// AdapterDeviceRecv(adapter, recv_msg, 256);
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// printf("4G recv msg %s\n", recv_msg);
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// memset(recv_msg, 0, 256);
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// }
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return 0;
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}
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PRIV_SHELL_CMD_FUNCTION(AdapterModbusRtuTest, a Modbus Rtu adpter sample, PRIV_SHELL_CMD_FUNC_ATTR);
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