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https://github.com/espressif/esp-modbus.git
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bugfix next message shifting
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@ -174,66 +174,71 @@ static esp_err_t mbc_serial_master_send_request(mb_param_request_t* request, voi
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MB_MASTER_CHECK((data_ptr != NULL),
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ESP_ERR_INVALID_ARG, "mb incorrect data pointer.");
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eMBMasterReqErrCode mb_error = MB_MRE_NO_REG;
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eMBMasterReqErrCode mb_error = MB_MRE_MASTER_BUSY;
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esp_err_t error = ESP_FAIL;
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uint8_t mb_slave_addr = request->slave_addr;
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uint8_t mb_command = request->command;
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uint16_t mb_offset = request->reg_start;
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uint16_t mb_size = request->reg_size;
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if (xMBMasterRunResTake(MB_RESPONSE_TICS)) {
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uint8_t mb_slave_addr = request->slave_addr;
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uint8_t mb_command = request->command;
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uint16_t mb_offset = request->reg_start;
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uint16_t mb_size = request->reg_size;
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// Set the buffer for callback function processing of received data
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mbm_opts->mbm_reg_buffer_ptr = (uint8_t*)data_ptr;
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mbm_opts->mbm_reg_buffer_size = mb_size;
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// Set the buffer for callback function processing of received data
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mbm_opts->mbm_reg_buffer_ptr = (uint8_t*)data_ptr;
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mbm_opts->mbm_reg_buffer_size = mb_size;
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vMBMasterRunResRelease();
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// Calls appropriate request function to send request and waits response
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switch(mb_command)
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{
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case MB_FUNC_READ_COILS:
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mb_error = eMBMasterReqReadCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size , (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_SINGLE_COIL:
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mb_error = eMBMasterReqWriteCoil((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_MULTIPLE_COILS:
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mb_error = eMBMasterReqWriteMultipleCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (UCHAR*)data_ptr, (LONG)MB_RESPONSE_TICS);
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break;
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case MB_FUNC_READ_DISCRETE_INPUTS:
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mb_error = eMBMasterReqReadDiscreteInputs((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_READ_HOLDING_REGISTER:
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mb_error = eMBMasterReqReadHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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// Calls appropriate request function to send request and waits response
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switch(mb_command)
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{
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case MB_FUNC_READ_COILS:
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mb_error = eMBMasterReqReadCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size , (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_SINGLE_COIL:
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mb_error = eMBMasterReqWriteCoil((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_MULTIPLE_COILS:
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mb_error = eMBMasterReqWriteMultipleCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (UCHAR*)data_ptr, (LONG)MB_RESPONSE_TICS);
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break;
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case MB_FUNC_READ_DISCRETE_INPUTS:
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mb_error = eMBMasterReqReadDiscreteInputs((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_REGISTER:
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mb_error = eMBMasterReqWriteHoldingRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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break;
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case MB_FUNC_READ_HOLDING_REGISTER:
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mb_error = eMBMasterReqReadHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_REGISTER:
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mb_error = eMBMasterReqWriteHoldingRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_WRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqWriteMultipleHoldingRegister( (UCHAR)mb_slave_addr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_READWRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqReadWriteMultipleHoldingRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (USHORT*)data_ptr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_READ_INPUT_REGISTER:
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mb_error = eMBMasterReqReadInputRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG) MB_RESPONSE_TICS );
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break;
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default:
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ESP_LOGE(TAG, "%s: Incorrect function in request (%u) ",
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__FUNCTION__, mb_command);
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mb_error = MB_MRE_NO_REG;
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break;
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case MB_FUNC_WRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqWriteMultipleHoldingRegister( (UCHAR)mb_slave_addr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(USHORT*)data_ptr, (LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_READWRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqReadWriteMultipleHoldingRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (USHORT*)data_ptr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(LONG)MB_RESPONSE_TICS );
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break;
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case MB_FUNC_READ_INPUT_REGISTER:
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mb_error = eMBMasterReqReadInputRegister( (UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG) MB_RESPONSE_TICS );
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break;
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default:
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ESP_LOGE(TAG, "%s: Incorrect function in request (%u) ",
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__FUNCTION__, mb_command);
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mb_error = MB_MRE_NO_REG;
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break;
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}
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}
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// Propagate the Modbus errors to higher level
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@ -255,68 +255,73 @@ static esp_err_t mbc_tcp_master_send_request(mb_param_request_t* request, void*
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MB_MASTER_CHECK((request != NULL), ESP_ERR_INVALID_ARG, "mb request structure.");
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MB_MASTER_CHECK((data_ptr != NULL), ESP_ERR_INVALID_ARG, "mb incorrect data pointer.");
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eMBMasterReqErrCode mb_error = MB_MRE_NO_REG;
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eMBMasterReqErrCode mb_error = MB_MRE_MASTER_BUSY;
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esp_err_t error = ESP_FAIL;
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uint8_t mb_slave_addr = request->slave_addr;
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uint8_t mb_command = request->command;
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uint16_t mb_offset = request->reg_start;
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uint16_t mb_size = request->reg_size;
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if (xMBMasterRunResTake(MB_RESPONSE_TIMEOUT)) {
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uint8_t mb_slave_addr = request->slave_addr;
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uint8_t mb_command = request->command;
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uint16_t mb_offset = request->reg_start;
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uint16_t mb_size = request->reg_size;
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// Set the buffer for callback function processing of received data
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mbm_opts->mbm_reg_buffer_ptr = (uint8_t*)data_ptr;
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mbm_opts->mbm_reg_buffer_size = mb_size;
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// Set the buffer for callback function processing of received data
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mbm_opts->mbm_reg_buffer_ptr = (uint8_t*)data_ptr;
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mbm_opts->mbm_reg_buffer_size = mb_size;
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vMBMasterRunResRelease();
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// Calls appropriate request function to send request and waits response
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switch(mb_command)
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{
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case MB_FUNC_READ_COILS:
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mb_error = eMBMasterReqReadCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_SINGLE_COIL:
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mb_error = eMBMasterReqWriteCoil((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_MULTIPLE_COILS:
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mb_error = eMBMasterReqWriteMultipleCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (UCHAR *)data_ptr,
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(LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_DISCRETE_INPUTS:
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mb_error = eMBMasterReqReadDiscreteInputs((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_HOLDING_REGISTER:
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mb_error = eMBMasterReqReadHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_REGISTER:
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mb_error = eMBMasterReqWriteHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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// Calls appropriate request function to send request and waits response
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switch(mb_command)
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{
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case MB_FUNC_READ_COILS:
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mb_error = eMBMasterReqReadCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_SINGLE_COIL:
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mb_error = eMBMasterReqWriteCoil((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_MULTIPLE_COILS:
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mb_error = eMBMasterReqWriteMultipleCoils((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (UCHAR *)data_ptr,
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(LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_DISCRETE_INPUTS:
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mb_error = eMBMasterReqReadDiscreteInputs((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_HOLDING_REGISTER:
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mb_error = eMBMasterReqReadHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_REGISTER:
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mb_error = eMBMasterReqWriteHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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*(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_WRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqWriteMultipleHoldingRegister((UCHAR)mb_slave_addr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READWRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqReadWriteMultipleHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (USHORT *)data_ptr,
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case MB_FUNC_WRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqWriteMultipleHoldingRegister((UCHAR)mb_slave_addr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_INPUT_REGISTER:
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mb_error = eMBMasterReqReadInputRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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default:
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ESP_LOGE(TAG, "%s: Incorrect function in request (%u) ",
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__FUNCTION__, mb_command);
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mb_error = MB_MRE_NO_REG;
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break;
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}
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(USHORT *)data_ptr, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READWRITE_MULTIPLE_REGISTERS:
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mb_error = eMBMasterReqReadWriteMultipleHoldingRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (USHORT *)data_ptr,
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(USHORT)mb_offset, (USHORT)mb_size,
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(LONG)MB_RESPONSE_TIMEOUT);
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break;
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case MB_FUNC_READ_INPUT_REGISTER:
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mb_error = eMBMasterReqReadInputRegister((UCHAR)mb_slave_addr, (USHORT)mb_offset,
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(USHORT)mb_size, (LONG)MB_RESPONSE_TIMEOUT);
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break;
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default:
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ESP_LOGE(TAG, "%s: Incorrect function in request (%u) ",
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__FUNCTION__, mb_command);
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mb_error = MB_MRE_NO_REG;
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break;
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}
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}
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// Propagate the Modbus errors to higher level
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switch(mb_error)
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