### Programming Mode
### Standalone Mode
### Feelix - Arduino Setup
{% hint style="danger" %}
**Important:** Use a microcontroller with **3.3V logic**, such as the **ESP32**.\
❌ **Do NOT use** microcontrollers like the **Arduino UNO**, which use **5V logic** — this can **damage the components**.
{% endhint %}
### Feelink Setup
{% hint style="danger" %}
**Important:** Use a microcontroller with **3.3V logic**, such as the **ESP32**.\
❌ **Do NOT use** microcontrollers like the **Arduino UNO**, which use **5V logic** — this can **damage the components**.
{% endhint %}
---
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Perform an HTTP GET request on the current page URL with the `ask` query parameter:
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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.