---
title: "RSET_BG PIN W5100s"
url: "https://maker.wiznet.io/forum/14193"
markdown_url: "https://maker.wiznet.io/forum/14193/md"
type: "Forum topic"
category: "Ethernet Chips"
author: "Prosenzor"
created: "2021-03-17T15:19:27+09:00"
last_activity: "2021-03-17T15:19:28+09:00"
language: "en"
views: 444
replies: 0
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# RSET_BG PIN W5100s

## Question

Asked by Prosenzor on 2021-03-17 in Ethernet Chips.

Hi,
I’m working in a proyect with the W5100s and I want to know what’s the RSET_BG pin function is. It’s ok if I pull down with a 12K resistor?
Here is my circuit diagram (it’s not working)
[Schematic.pdf](https://maker.wiznet.io/forum/legacyFile.asp?path=xyC0ergz5MXSdCU6jaOtgla5wPb.pdf) (132,3 KB)

---

Source: https://maker.wiznet.io/forum/14193