MVG Template created
This commit is contained in:
@@ -12,7 +12,7 @@
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default_envs = MVG_SC_EC_M505_TCP ; Select here the name of the configuration you want to download
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default_envs = MVG_SC_EC_M505_TCP ; Select here the name of the configuration you want to download
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[env]
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[env]
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upload_port = COM16
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upload_port = COM26
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[common_env_options]
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[common_env_options]
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framework = arduino
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framework = arduino
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@@ -251,7 +251,6 @@ build_src_filter = -<*> +<Base_TCP>
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platform = espressif32
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platform = espressif32
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board = dfrobot_firebeetle2_esp32e
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board = dfrobot_firebeetle2_esp32e
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extends = common_env_options
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extends = common_env_options
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build_flags =
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build_flags = -D USE_MODBUS_IP,
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-D USE_MODBUS_IP,
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build_src_filter = -<*> +<EPMS/MVG/MVG_SC_EC_M505_TCP>
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-D USE_LED
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build_src_filter = -<*> +<EPMS/MVG_SC_EC_M505_TCP>
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@@ -1,33 +1,48 @@
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# EQUIPMENT_TYPE MANUFACTURER MODEL TCP
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# Daikin Chiller (RTU) Emulator
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## Brief Introduction
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This project is an Arduino-based emulator for a Daikin Chiller unit, communicating over Modbus RTU. It is designed to be a flexible template that can be adapted to simulate different types of chillers by modifying the configuration and state logic.
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Equipment specifc details that make it different from other devices
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## List of Equipmentt
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The emulator operates on a state machine with three core states:
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This cofiguration has been used for these models:
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* **Standby**: The chiller is idle but ready.
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* **Model**: 09-15-22
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* **Running**: The chiller is active and operational.
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* **Model**: 09-15-23
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* **Fail**: The chiller has encountered a fault condition.
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* **Model**: 09-15-25
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## Features
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* **Modbus RTU Communication**: Emulates a Modbus slave device.
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* **State Machine Logic**: Simulates different operational states (Standby, Running, Fail).
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* **Dynamic Value Simulation**: Uses "Strategies" (e.g., PID, Ramp) to generate realistic, changing values for Modbus points.
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* **Configurable Modbus Map**: The entire Modbus register map is defined in a single, easy-to-modify file (`config.h`).
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* **Extensible Design**: The structure allows for the addition of new states and behaviors.
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## Hardware Prerequisites
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## Hardware Prerequisites
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The code is written for an ESP8266/ESP32-style microcontroller with WiFi capabilities.
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The code is written for an ESP8266/ESP32-style microcontroller with WiFi capabilities and at least one hardware serial port for RS485 communication.
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* **Microcontroller**: [Firebeetle 2 ESP32.](https://www.dfrobot.com/product-2231.html)
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* **Microcontroller**: ESP8266, ESP32, or similar.
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* **RS485 Transceiver**: A module like the MAX485 to interface with the Modbus RTU bus.
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## Software Dependencies
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This project relies on a Modbus library. Ensure you have the correct library installed in your Arduino IDE.
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* **Modbus Library**: The code uses a library that provides `ModbusRTU.h` and optionally `ModbusIP_ESP8266.h`.
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---
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---
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## States and Strategies
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## How to Customize for a New Chiller
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Provide a brief description of what variables and strategies were used in this configuraiton
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### Standby State
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To adapt this template for a new chiller, follow these steps.
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* **Equipment running**: set to 0
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* **Common Alarm**: set to 0
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* **SAT temperature**: set to 85
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### Running State
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### 1. Configure Device-Specific Parameters (`config.h`)
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* **Equipment running**: set to 1
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* **SAT temperature**: **Ramp Strategy** set to 65 deg setpoint
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### Fail State
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Open `CH_Daikin_AWV026B_RTU/config.h`. This is the main file for device-specific settings.
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* **Commong Alarm**: set to 1
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* **SAT temperature**: **Ramp Strategy** set to 105 deg setpointset
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#### Modbus RTU Settings
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Update the following constants for your device's serial communication setup.
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```c++
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const int BAUDRATE = 19200; // The serial communication speed
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const int RX_PIN = 17; // The GPIO pin for receiving data (RX)
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const int TX_PIN = 16; // The GPIO pin for transmitting data (TX)
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const int RST_PIN = 4; // The GPIO pin for RS485 direction control
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const int MODBUS_ID = 1; // The unique slave ID for this device
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@@ -38,6 +38,7 @@
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*/
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*/
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template<>
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template<>
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RunningState<ModbusIP>::RunningState() {
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RunningState<ModbusIP>::RunningState() {
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}
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}
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/**
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/**
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@@ -59,7 +60,7 @@ State<ModbusIP>* RunningState<ModbusIP>::update(Equipment<ModbusIP>* equipment)
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Serial.println("Running update function");
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Serial.println("Running update function");
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float StateCtrl = getPointValue(equipment, "Px_Mode");
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float StateCtrl = getPointValue(equipment, "Px_Mode");
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if (StateCtrl == 1.0f) {
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if (StateCtrl == 1.0f) {
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return new RunningState<ModbusIP>();
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return new StandbyState<ModbusIP>();
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}
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}
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float W1 = getPointValue(equipment, "Px_W1");
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float W1 = getPointValue(equipment, "Px_W1");
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@@ -68,6 +69,7 @@ State<ModbusIP>* RunningState<ModbusIP>::update(Equipment<ModbusIP>* equipment)
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float W4 = getPointValue(equipment, "Px_W4");
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float W4 = getPointValue(equipment, "Px_W4");
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float W5 = getPointValue(equipment, "Px_W5");
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float W5 = getPointValue(equipment, "Px_W5");
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float W6 = getPointValue(equipment, "Px_W6");
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float W6 = getPointValue(equipment, "Px_W6");
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// Apply any strategies defined for the standby state
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switch (static_cast<int>(W1)){
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switch (static_cast<int>(W1)){
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case 0:
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case 0:
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@@ -236,10 +238,6 @@ State<ModbusIP>* RunningState<ModbusIP>::update(Equipment<ModbusIP>* equipment)
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setBitValue(equipment, "MVG_STS_03", 1, false);
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setBitValue(equipment, "MVG_STS_03", 1, false);
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break;
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break;
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}
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}
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// Apply any strategies defined for the standby state
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_applyStrategies(equipment);
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_applyStrategies(equipment);
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return nullptr;
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return nullptr;
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}
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}
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@@ -269,4 +267,5 @@ void RunningState<ModbusIP>::exitState(Equipment<ModbusIP>* equipment) {
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setPointValue(equipment, "MVG_STS_01", 0);
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setPointValue(equipment, "MVG_STS_01", 0);
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setPointValue(equipment, "MVG_STS_02", 0);
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setPointValue(equipment, "MVG_STS_02", 0);
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setPointValue(equipment, "MVG_STS_03", 0);
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setPointValue(equipment, "MVG_STS_03", 0);
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}
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}
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@@ -39,7 +39,6 @@ template<>
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StandbyState<ModbusIP>::StandbyState() {
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StandbyState<ModbusIP>::StandbyState() {
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// You can add initialization code here if needed
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// You can add initialization code here if needed
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}
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}
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/**
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/**
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@@ -60,9 +59,6 @@ State<ModbusIP>* StandbyState<ModbusIP>::update(Equipment<ModbusIP>* equipment)
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if (StateCtrl == 2.0f) {
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if (StateCtrl == 2.0f) {
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return new RunningState<ModbusIP>();
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return new RunningState<ModbusIP>();
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}
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}
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// Apply any strategies defined for the standby state
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_applyStrategies(equipment);
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_applyStrategies(equipment);
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return nullptr;
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return nullptr;
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}
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}
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@@ -77,8 +73,10 @@ template<>
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void StandbyState<ModbusIP>::enterState(Equipment<ModbusIP>* equipment) {
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void StandbyState<ModbusIP>::enterState(Equipment<ModbusIP>* equipment) {
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// Logic to run when the equipment enters this state
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// Logic to run when the equipment enters this state
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Serial.println("Enter Standby State...");
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Serial.println("Enter Standby State...");
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}
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}
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/**
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/**
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* @brief Logic to execute once when exiting the standby state.
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* @brief Logic to execute once when exiting the standby state.
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* @param equipment Pointer to the Equipment instance.
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* @param equipment Pointer to the Equipment instance.
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@@ -21,10 +21,10 @@
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* @{
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* @{
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*/
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*/
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#include <ModbusIP_ESP8266.h>
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#include <ModbusIP_ESP8266.h>
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const char *ssid = "wifi_name"; /**< @brief The SSID of the WiFi network. */
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const char *ssid = "ArduinoWifiB"; /**< @brief The SSID of the WiFi network. */
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const char *password = "wifi_password"; /**< @brief The password for the WiFi network. */
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const char *password = "123abc456"; /**< @brief The password for the WiFi network. */
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IPAddress local_IP(192, 168, 1, 234); /**< @brief The static IP address for the device. */
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IPAddress local_IP(172, 17, 32, 82); /**< @brief The static IP address for the device. */
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IPAddress gateway(192, 168, 1, 1); /**< @brief The gateway IP address. */
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IPAddress gateway(172, 17, 32, 1); /**< @brief The gateway IP address. */
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IPAddress subnet(255, 255, 255, 0); /**< @brief The subnet mask. */
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IPAddress subnet(255, 255, 255, 0); /**< @brief The subnet mask. */
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ModbusIP mb;
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ModbusIP mb;
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