> For the complete documentation index, see [llms.txt](https://trillbit.gitbook.io/trillbit-sdk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://trillbit.gitbook.io/trillbit-sdk/android-support/trill-sdk-for-android/methods-and-callbacks.md).

# Methods and Callbacks

Get to know the specifics of each API endpoint by checking out our complete documentation.

Please see requirements for Android SDK here: 

{% content-ref url="/pages/hM4L8x3VBnGfzpc2eB9S" %}
[Requirements](/trillbit-sdk/esp-32-support/trill-sdk-for-esp-32/requirements.md)
{% endcontent-ref %}

Find more about the methods here: 

{% content-ref url="/pages/X4VFjH1veEcUHEHvdey4" %}
[Sender methods](/trillbit-sdk/android-support/trill-sdk-for-android/methods-and-callbacks/sender-methods.md)
{% endcontent-ref %}

{% content-ref url="/pages/QeCsSPqc5LHOOF6doTqh" %}
[Receiver methods](/trillbit-sdk/android-support/trill-sdk-for-android/methods-and-callbacks/receiver-methods.md)
{% endcontent-ref %}

Find more about the Callbacks here: 

{% content-ref url="/pages/FudRk37l7BbNUsV1RFJR" %}
[Callbacks](/trillbit-sdk/android-support/trill-sdk-for-android/methods-and-callbacks/callbacks.md)
{% endcontent-ref %}