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docs/en/msg_docs/GpioIn.md
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@@ -1,8 +1,32 @@
---
pageClass: is-wide-page
---
# GpioIn (UORB message)
GPIO mask and state
GPIO mask and state.
[source file](https://github.com/PX4/PX4-Autopilot/blob/main/msg/GpioIn.msg)
**TOPICS:** gpio_in
## Fields
| Name | Type | Unit [Frame] | Range/Enum | Description |
| --------- | -------- | ------------ | ---------- | -------------------------------------- |
| timestamp | `uint64` | | | time since system start (microseconds) |
| device_id | `uint32` | | | Device id |
| state | `uint32` | | | pin state mask |
## Constants
| Name | Type | Value | Description |
| ------------------------------------------- | ------- | ----- | ----------- |
| <a href="#MAX_INSTANCES"></a> MAX_INSTANCES | `uint8` | 8 |
## Source Message
[Source file (GitHub)](https://github.com/PX4/PX4-Autopilot/blob/main/msg/GpioIn.msg)
::: details Click here to see original file
```c
# GPIO mask and state
@@ -12,5 +36,6 @@ uint64 timestamp # time since system start (microseconds)
uint32 device_id # Device id
uint32 state # pin state mask
```
:::