# PPS捕获

## 概述

本示例展示以太网PPS信号捕获功能。

## 硬件设置

在指定的管脚输入PPS信号 (请参考{ref}`引脚描述 <lab_board_resource>`部分)

## 运行现象

- 查看串口终端信息

  ```console
  This is an ethernet PPS capture demo
  Auxiliary Trigger0 - Timestamp: 1651074120.629041710
  Auxiliary Trigger0 - Timestamp: 1651074121.629042370
  Auxiliary Trigger0 - Timestamp: 1651074122.629043040
  Auxiliary Trigger0 - Timestamp: 1651074123.629043700
  Auxiliary Trigger0 - Timestamp: 1651074124.629044360
  Auxiliary Trigger0 - Timestamp: 1651074125.629045000
  Auxiliary Trigger0 - Timestamp: 1651074126.629045640
  Auxiliary Trigger0 - Timestamp: 1651074127.629046280
  Auxiliary Trigger0 - Timestamp: 1651074128.629046900
  Auxiliary Trigger0 - Timestamp: 1651074129.629047520
  Auxiliary Trigger0 - Timestamp: 1651074130.629048140
  ```