---
title: "W5500 time loopback 200ms"
url: "https://maker.wiznet.io/forum/13909"
markdown_url: "https://maker.wiznet.io/forum/13909/md"
type: "Forum topic"
category: "Ethernet Chips"
author: "ccandido"
created: "2020-06-25T21:21:20+09:00"
last_activity: "2020-06-25T21:21:20+09:00"
language: "en"
views: 411
replies: 0
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# W5500 time loopback 200ms

## Question

Asked by ccandido on 2020-06-25 in Ethernet Chips.

hi,
my project with W5500 to broker mqtt ( CloudMqtt )
IDE PIO, lib <Ethernet2.h>, Arduino Due.

I need send/receive frame max 830-bytes, ( interval/delayed max = 40ms).

my test send and receive message interval return = 160~300 ms.

how to solved it, have ajust delayed ?

thanks,
Carlos.

---

Source: https://maker.wiznet.io/forum/13909