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        <title>mqtt — ELECROW - FORUM</title>
        <link>https://forum.elecrow.com/index.php?p=/</link>
        <pubDate>Fri, 10 Apr 2026 15:18:29 +0000</pubDate>
        <language>en</language>
            <description>mqtt — ELECROW - FORUM</description>
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        <title>Problems trying to use the ESP32 1.28-inch Round Display Tutorial</title>
        <link>https://forum.elecrow.com/index.php?p=/discussion/1153/problems-trying-to-use-the-esp32-1-28-inch-round-display-tutorial</link>
        <pubDate>Thu, 20 Mar 2025 12:02:46 +0000</pubDate>
        <category>Elecrow HMI Display</category>
        <dc:creator>Pharizna</dc:creator>
        <guid isPermaLink="false">1153@/index.php?p=/discussions</guid>
        <description><![CDATA[<p>Hello. I am trying to run the HomeAssistantMQTT demo following the instructions in the <a rel="nofollow" href="https://elecrow.com/wiki/ESP32_1.28-inch_Round_Display_Tutorial.html#access-home-assistant-and-set-mqtt" title="ESP32 1.28-inch Round Display Tutorial">ESP32 1.28-inch Round Display Tutorial</a>.</p>

<p>Although I have installed the libraries included in your ZIP, there are still missing components. For example, I installed AsyncTCP library (version 1.1.4), but the errors persist.</p>

<pre><code>/Users/pharizna/Documents/Arduino/HomeassistantMQTTDemo/HomeassistantMQTTDemo.ino: In function 'void WiFiEvent(arduino_event_id_t)':
/Users/pharizna/Documents/Arduino/HomeassistantMQTTDemo/HomeassistantMQTTDemo.ino:214:10: error: 'SYSTEM_EVENT_STA_GOT_IP' was not declared in this scope; did you mean 'IP_EVENT_STA_GOT_IP'?
  214 |     case SYSTEM_EVENT_STA_GOT_IP:
      |          ^~~~~~~~~~~~~~~~~~~~~~~
      |          IP_EVENT_STA_GOT_IP
/Users/pharizna/Documents/Arduino/HomeassistantMQTTDemo/HomeassistantMQTTDemo.ino:220:10: error: 'SYSTEM_EVENT_STA_DISCONNECTED' was not declared in this scope; did you mean 'WIFI_EVENT_STA_DISCONNECTED'?
  220 |     case SYSTEM_EVENT_STA_DISCONNECTED:
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |          WIFI_EVENT_STA_DISCONNECTED
</code></pre>

<p>My installed libraries are:</p>

<blockquote><div>
  <p>Using library lvgl at version 8.3.6 in folder: /Users/pharizna/Documents/Arduino/libraries/lvgl <br />
  Using library LovyanGFX at version 1.2.0 in folder: /Users/pharizna/Documents/Arduino/libraries/LovyanGFX <br />
  Using library Wire at version 3.1.2 in folder: /Users/pharizna/Library/Arduino15/packages/esp32/hardware/esp32/3.1.2/libraries/Wire <br />
  Using library WiFi at version 3.1.2 in folder: /Users/pharizna/Library/Arduino15/packages/esp32/hardware/esp32/3.1.2/libraries/WiFi <br />
  Using library Networking at version 3.1.2 in folder: /Users/pharizna/Library/Arduino15/packages/esp32/hardware/esp32/3.1.2/libraries/Network <br />
  Using library AsyncMqttClient at version 0.9.0 in folder: /Users/pharizna/Documents/Arduino/libraries/async-mqtt-client-develop <br />
  Using library AsyncTCP at version 1.1.4 in folder: /Users/pharizna/Documents/Arduino/libraries/AsyncTCP</p>
</div></blockquote>

<p>Help me! Thanks in advance for your help</p>
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