add net manager

components/meter_manager/driver/meter_orno/modbus_params.c

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2016-2021 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+/*=====================================================================================
+ * Description:
+ *   C file to define parameter storage instances
+ *====================================================================================*/
+#include "modbus_params.h"
+
+// Here are the user defined instances for device parameters packed by 1 byte
+// These are keep the values that can be accessed from Modbus master
+holding_reg_params_t holding_reg_params = { 0 };
+
+input_reg_params_t input_reg_params = { 0 };
+
+coil_reg_params_t coil_reg_params = { 0 };
+
+discrete_reg_params_t discrete_reg_params = { 0 };