> ## Documentation Index
> Fetch the complete documentation index at: https://dragonwingdocs-staging.qualcomm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Sp DC API

> This file contains DTMF Detection Event api.

**Header:** `spf/api/modules/sp_dc_api.h`

## Macros

### `EVENT_ID_SP_DC_DETECTION`

```c theme={null}
#define EVENT_ID_SP_DC_DETECTION 0x0800119C
```