---
name: "struct_ff_trigger"
section: "9"
platform: "linux"
package: "linux-manual-3.2"
version: "3.2.78-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/struct_ff_trigger"
---

# struct\_ff\_trigger(9)

defines what triggers the force-feedback effect

## NAME

struct\_ff\_trigger - defines what triggers the force-feedback effect

## SYNOPSIS

```
struct ff_trigger {
  __u16 button;
  __u16 interval;
};
```

## MEMBERS

button

number of the button triggering the effect

interval

controls how soon the effect can be re-triggered

## COPYRIGHT