---
title: "W5100S STM32 Development Board Hardware TCP/IP Protocol Stack Ultra W5500, W5100 Compatible"
url: "https://maker.wiznet.io/nagamma06/resellers/w5100s-stm32-development-board-hardware-tcp-ip-protocol-stack-ultra-w5500%2C-w5100-compatible/"
markdown_url: "https://maker.wiznet.io/nagamma06/resellers/w5100s-stm32-development-board-hardware-tcp-ip-protocol-stack-ultra-w5500%2C-w5100-compatible/md"
type: "VAR: Value-Added Reseller Products"
author: "AliExpress"
author_url: "https://ko.aliexpress.com/item/4001153932807.html?spm=a2g0o.productlist.0.0.44157fd6T6XVPn&algo_pvid=24158410-a417-4267-81a8-cfd7632fbc7b&algo_exp_id=24158410-a417-4267-81a8-cfd7632fbc7b-24&pdp_ext_f=%7B%22sku_id%22%3A%2210000014914992962%22%7D&pdp_npi=2%40dis%21INR%215988.33%215449.15%21%21%21%21%21%40210318b816673853525065518e7b85%2110000014914992962%21sea&curPageLogUid=nhl0Xg5U4BEi"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "AliExpress"
original_url: "https://ko.aliexpress.com/item/4001153932807.html?spm=a2g0o.productlist.0.0.44157fd6T6XVPn&algo_pvid=24158410-a417-4267-81a8-cfd7632fbc7b&algo_exp_id=24158410-a417-4267-81a8-cfd7632fbc7b-24&pdp_ext_f=%7B%22sku_id%22%3A%2210000014914992962%22%7D&pdp_npi=2%40dis%21INR%215988.33%215449.15%21%21%21%21%21%40210318b816673853525065518e7b85%2110000014914992962%21sea&curPageLogUid=nhl0Xg5U4BEi"
published: "2022-11-02"
language: "en"
hardware: ["WIZnet W5100S"]
likes: 2
views: 966
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# W5100S STM32 Development Board Hardware TCP/IP Protocol Stack Ultra W5500, W5100 Compatible

> W5100S STM32 Development Board Hardware TCP/IP Protocol Stack Ultra W5500, W5100 Compatible

Original author: AliExpress (source: https://ko.aliexpress.com/item/4001153932807.html?spm=a2g0o.productlist.0.0.44157fd6T6XVPn&algo_pvid=24158410-a417-4267-81a8-cfd7632fbc7b&algo_exp_id=24158410-a417-4267-81a8-cfd7632fbc7b-24&pdp_ext_f=%7B%22sku_id%22%3A%2210000014914992962%22%7D&pdp_npi=2%40dis%21INR%215988.33%215449.15%21%21%21%21%21%40210318b816673853525065518e7b85%2110000014914992962%21sea&curPageLogUid=nhl0Xg5U4BEi)

## Components

- **WIZnet W5100S** x 1 ([docs](https://docs.wiznet.io/Product/Chip/Ethernet/W5100S))

## Article

#### **Key Features**

1. 32-bit ARM Cortex-M3-based W5100S chip evaluation board

2. Hardware pins compatible with Arduino Uno Rev.3

3. Support 2 button switch(SW) 1 RGB LED

4. 1 Port Ethernet Connector / USB Micro Type B Connector Supported

5. Supported ISP and SWD interfaces

6. Loopback, DHCP, DNS - provide a variety of application code.

#### **Hardware Specifications**

1. **MCU**: STM32F103VCT6 Cortex-M3 (72MHz operating speed, 256 or 512KB Flash memory, 64KB SRAM)

2. **Ethernet**: W5100S (WIZnet hardwired tcp/ip)

3. **Power supply**: 5V DC power supply

4. **Expansion I/O**: 80 GPIOs (including analog peripherals with 12-bit ADCs)

5. **RJ-45**: Single-channel 10/100 Base-TX RJ-45 with channels (57-00013QL11-1/UDE)

6. **USB**: USB Micro-B type (onboard USB to UART IC, USB bus powered/CP2104) - used for debugging

7. **On-board user I/F**: 2xPush button switch, 1xRGB LED

---

Source: https://maker.wiznet.io/nagamma06/resellers/w5100s-stm32-development-board-hardware-tcp-ip-protocol-stack-ultra-w5500%2C-w5100-compatible/