Makes MDNS optional by user setting

Makes WIFI AP optional by user setting
Tweaks ifdefs for double battery and charger settings
Updates platformio platform packages

Software/Software.ino

@@ -26,9 +26,15 @@
 #include "src/datalayer/datalayer.h"
 
 #ifdef WEBSERVER
-#include <ESPmDNS.h>
 #include "src/devboard/webserver/webserver.h"
-#endif
+#ifdef MDNSRESPONDER
+#include <ESPmDNS.h>
+#endif  // MDNSRESONDER
+#else   // WEBSERVER
+#ifdef MDNSRESPONDER
+#error WEBSERVER needs to be enabled for MDNSRESPONDER!
+#endif  // MDNSRSPONDER
+#endif  // WEBSERVER
 
 Preferences settings;  // Store user settings
 // The current software version, shown on webserver
@@ -167,7 +173,9 @@ void loop() {
 void connectivity_loop(void* task_time_us) {
   // Init
   init_webserver();
+#ifdef MDNSRESPONDER
   init_mDNS();
+#endif
 #ifdef MQTT
   init_mqtt();
 #endif
@@ -286,7 +294,7 @@ void core_loop(void* task_time_us) {
   }
 }
 
-#ifdef WEBSERVER
+#ifdef MDNSRESPONDER
 // Initialise mDNS
 void init_mDNS() {
 
@@ -305,7 +313,7 @@ void init_mDNS() {
     MDNS.addService("battery_emulator", "tcp", 80);
   }
 }
-#endif
+#endif  // MDNSRESPONDER
 
 // Initialization functions
 void init_serial() {
@@ -928,19 +936,19 @@ void receive_can(CAN_frame* rx_frame, int interface) {
   if (interface == can_config.battery) {
     receive_can_battery(*rx_frame);
   }
-  if (interface == can_config.inverter) {
 #ifdef CAN_INVERTER_SELECTED
+  if (interface == can_config.inverter) {
     receive_can_inverter(*rx_frame);
-#endif
   }
-  if (interface == can_config.battery_double) {
+#endif
 #ifdef DOUBLE_BATTERY
+  if (interface == can_config.battery_double) {
     receive_can_battery2(*rx_frame);
-#endif
   }
-  if (interface == can_config.charger) {
+#endif
 #ifdef CHARGER_SELECTED
+  if (interface == can_config.charger) {
     receive_can_charger(*rx_frame);
-#endif
   }
+#endif
 }

Software/USER_SETTINGS.cpp

@@ -14,17 +14,22 @@ CAN_ADDON_FD_MCP2518 = Add-on CAN-FD MCP2518 connected to GPIO pins
 volatile CAN_Configuration can_config = {
     .battery = CAN_NATIVE,   // Which CAN is your battery connected to?
     .inverter = CAN_NATIVE,  // Which CAN is your inverter connected to? (No need to configure incase you use RS485)
+#ifdef DOUBLE_BATTERY
     .battery_double = CAN_ADDON_MCP2515,  // (OPTIONAL) Which CAN is your second battery connected to?
-    .charger = CAN_NATIVE                 // (OPTIONAL) Which CAN is your charger connected to?
+#endif
+#ifdef CHARGER_SELECTED
+    .charger = CAN_NATIVE  // (OPTIONAL) Which CAN is your charger connected to?
+#endif
 };
 
 #ifdef WEBSERVER
-volatile uint8_t AccessPointEnabled = true;           //Set to either true/false to enable direct wifi access point
 std::string ssid = "REPLACE_WITH_YOUR_SSID";          // Maximum of 63 characters;
 std::string password = "REPLACE_WITH_YOUR_PASSWORD";  // Minimum of 8 characters;
-const char* ssidAP = "Battery Emulator";              // Maximum of 63 characters;
+const char* ssidAP = "Battery Emulator";  // Maximum of 63 characters, also used for device name on web interface
+#ifdef WIFIAP
 const char* passwordAP = "123456789";  // Minimum of 8 characters; set to NULL if you want the access point to be open
-const uint8_t wifi_channel = 0;        // Set to 0 for automatic channel selection
+#endif
+const uint8_t wifi_channel = 0;  // Set to 0 for automatic channel selection
 // MQTT
 #ifdef MQTT
 const char* mqtt_user = "REDACTED";

Software/USER_SETTINGS.h

@@ -54,6 +54,8 @@
 //#define SERIAL_LINK_RECEIVER  //Enable this line to receive battery data over RS485 pins from another Lilygo (This LilyGo interfaces with inverter)
 //#define SERIAL_LINK_TRANSMITTER  //Enable this line to send battery data over RS485 pins to another Lilygo (This LilyGo interfaces with battery)
 #define WEBSERVER  //Enable this line to enable WiFi, and to run the webserver. See USER_SETTINGS.cpp for the Wifi settings.
+#define MDNSRESPONDER  //Enable this line to enable MDNS, allows battery monitor te be found by .local address. Requires WEBSERVER to be enabled.
+#define WIFIAP  //Enable this line to make battery monitor create an wifi access point. When disabled make sure to hardcode wifi settings to make battery emulator connect to you home wifi.
 #define LOAD_SAVED_SETTINGS_ON_BOOT  //Enable this line to read settings stored via the webserver on boot (overrides Wifi/battery settings set below)
 //#define FUNCTION_TIME_MEASUREMENT  // Enable this to record execution times and present them in the web UI (WARNING, raises CPU load, do not use for production)
 
@@ -89,11 +91,14 @@ typedef enum { CAN_NATIVE = 0, CANFD_NATIVE = 1, CAN_ADDON_MCP2515 = 2, CAN_ADDO
 typedef struct {
   CAN_Interface battery;
   CAN_Interface inverter;
+#ifdef DOUBLE_BATTERY
   CAN_Interface battery_double;
+#endif
+#ifdef CHARGER_SELECTED
   CAN_Interface charger;
+#endif
 } CAN_Configuration;
 extern volatile CAN_Configuration can_config;
-extern volatile uint8_t AccessPointEnabled;
 extern const uint8_t wifi_channel;
 extern volatile float charger_setpoint_HV_VDC;
 extern volatile float charger_setpoint_HV_IDC;

Software/src/devboard/webserver/webserver.cpp

@@ -37,12 +37,12 @@ unsigned long last_wifi_attempt_time = millis();  //init millis so wifi monitor
 
 void init_webserver() {
   // Configure WiFi
-  if (AccessPointEnabled) {
+#ifdef WIFIAP
-    WiFi.mode(WIFI_AP_STA);  // Simultaneous WiFi AP and Router connection
+  WiFi.mode(WIFI_AP_STA);  // Simultaneous WiFi AP and Router connection
-    init_WiFi_AP();
+  init_WiFi_AP();
-  } else {
+#else
-    WiFi.mode(WIFI_STA);  // Only Router connection
+  WiFi.mode(WIFI_STA);  // Only Router connection
-  }
+#endif
   init_WiFi_STA(ssid.c_str(), password.c_str(), wifi_channel);
 
   String content = index_html;
@@ -286,6 +286,7 @@ void init_webserver() {
 #endif
 }
 
+#ifdef WIFIAP
 void init_WiFi_AP() {
 #ifdef DEBUG_VIA_USB
   Serial.println("Creating Access Point: " + String(ssidAP));
@@ -299,6 +300,7 @@ void init_WiFi_AP() {
   Serial.println(IP);
 #endif
 }
+#endif
 
 String getConnectResultString(wl_status_t status) {
   switch (status) {

Software/src/devboard/webserver/webserver.h

@@ -23,7 +23,9 @@ extern std::string ssid;
 extern std::string password;
 extern const uint8_t wifi_channel;
 extern const char* ssidAP;
+#ifdef WIFI_AP
 extern const char* passwordAP;
+#endif
 
 // Common charger parameters
 extern float charger_stat_HVcur;
@@ -54,6 +56,7 @@ void init_webserver();
  */
 void wifi_monitor();
 
+#ifdef WIFI_AP
 /**
  * @brief Initialization function that creates a WiFi Access Point.
  *
@@ -62,6 +65,7 @@ void wifi_monitor();
  * @return void
  */
 void init_WiFi_AP();
+#endif
 
 /**
  * @brief Initialization function that connects to an existing network.

platformio.ini

@@ -14,8 +14,8 @@ src_dir = ./Software
 [env:esp32dev]
 platform = espressif32
 platform_packages=
-  framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#3.0.2
+  framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#3.0.4
-  framework-arduinoespressif32-libs @ https://github.com/espressif/arduino-esp32/releases/download/3.0.2/esp32-arduino-libs-3.0.2.zip
+  framework-arduinoespressif32-libs @ https://github.com/espressif/arduino-esp32/releases/download/3.0.4/esp32-arduino-libs-3.0.4.zip
 board = esp32dev
 monitor_speed = 115200
 monitor_filters = default, time, log2file