updated screen + added OTA

esp_ota.cpp

@@ -0,0 +1,46 @@
+#include "esp_ota.h"
+
+void initEspOta(void)
+{
+  Serial.println("ESPOTA: init");
+  ArduinoOTA
+    .onStart([]() {
+      String type;
+      if (ArduinoOTA.getCommand() == U_FLASH)
+        type = "sketch";
+      else // U_SPIFFS
+        type = "filesystem";
+
+      // NOTE: if updating SPIFFS this would be the place to unmount SPIFFS using SPIFFS.end()
+      Serial.println("ESPOTA: Start updating " + type);
+      ProgressbarVisible(true);
+      ledcWrite(TFT_BL_PWMCHANNEL, 64);
+    })
+    .onEnd([]() {
+      Serial.println("\nESPOTA: End");
+    })
+    .onProgress([](unsigned int progress, unsigned int total) {
+      Serial.printf("ESPOTA: Progress: %u%%\r", (progress / (total / 100)));
+      setOTAProgress((progress / (total / 100)));
+    })
+    .onError([](ota_error_t error) {
+      Serial.printf("ESPOTA: Error[%u]: ", error);
+      if (error == OTA_AUTH_ERROR) Serial.println("ESPOTA: Auth Failed");
+      else if (error == OTA_BEGIN_ERROR) Serial.println("ESPOTA: Begin Failed");
+      else if (error == OTA_CONNECT_ERROR) Serial.println("ESPOTA: Connect Failed");
+      else if (error == OTA_RECEIVE_ERROR) Serial.println("ESPOTA: Receive Failed");
+      else if (error == OTA_END_ERROR) Serial.println("ESPOTA: End Failed");
+    });
+
+  ArduinoOTA.begin();
+
+  Serial.print("ESPOTA: IP address: ");
+  Serial.println(WiFi.localIP());
+  Serial.println("ESPOTA: init OK");
+
+}
+
+void handleEspOta(void)
+{
+  ArduinoOTA.handle();
+}