Description

WT32-ETH01 is a compact, integrated solution designed around the ESP32-WROOM-32 microcontroller from the ESP32 family. This device serves as a bridge between serial communication and Ethernet, equipped with a streamlined TCP/IP protocol stack. This feature simplifies the process of integrating network capabilities into embedded systems, significantly cutting down on the time required for development. The module's compatibility with both half-pad and through-hole mounting options, along with its standard board width, makes it versatile for direct soldering onto a variety of platforms, including boards, connectors, and breadboards, offering flexibility in various applications.

The ESP32 series, which includes the microcontroller at the heart of the ESP32-WROOM-32, is a System on Chip (SoC) that combines 2.4GHz Wi-Fi and Bluetooth capabilities. These chips are renowned for their exceptional RF performance, robust stability, adaptability, dependability, and notably low power consumption, making them a preferred choice for many wireless applications.

Feature

Integrated TCP/IP protocol stack, simplifies the networking process of embedded devices and quickly realizes network connection;
Multiple working modes are compatible with half-pad and connector through-hole design
Integrated 2.4GHz Wi-Fi and Bluetooth dual-mode SOC, with ultra-high RF performance, stability, versatility and reliability
Ultra-low power consumption

Block Diagram

block diagram of the ESP32 Ethernet module

Debug burning interface

Pin	Name	Description
1	EN¹	Reserved debugging and burning interface: Enable, high level is effective
2	GND	Reserved debugging and burning interface:GND
3	3V3	Reserved debugging and burning interface:3V3
4	TXD	Reserved debugging and burning interface:IO1,TXD0
5	RXD	Reserved debugging and burning interface:IO3,RXD0
6	IO0	Reserved debugging and burning interface:IO0

IO Description

Pin	Name	Description
1	EN¹	Enable, high level is effective
2	CFG	IO32,CFG
3	485_EN	IO33,RS485 Pinout
4	RXD	IO5, RXD2
5	TXD	IO17, TXD2
6	GND	GND
7	3V3²	3V3 power supply
8	GND	GND
9	5V2	5V power supply
10	LINK	Network connection indicator pin
11	GND	GND
12	1039³	1039, only supports input
13	1036³	1036, only supports input
14	1015	1015
15	1014	1014
16	1012	1012
17	1035	1035，only supports input
18	104	104
19	102	102
20	GND	GND

Note 1: The module is enabled high by default.

Note 2: Only one of the 3V3 power supply and 5V power supply can be selected

Note 3: 1039, 1035 and 1036 only support input.

Specification

Wi-Fi	RF Certification	FCC/CE/RoHS
	Protocol	l 802.11 b/g/n/e/i(802.11n, speeds up to 150 Mbps) l A-MPDU and A-MSDU aggregation, support 0.4 s protection interval
	Frequency Range	2.4~2.5 GHz
Bluetooth	Protocol	Compliant with Bluetooth v4.2 BR/EDR and BLE standards
Bluetooth	Radio Frequency	NZIF receiver with -97 dBm sensitivity
Hardware	Network port specifications	RJ45、10/100Mbp5、Cross-direct connection adaptive
	Serial port baud rate	80~5000000
	Onboard Flash	32Mbit
	Operating Voltage	5V or 3.3V power supply (choose one)
	Working current	average:80mA
	Supply current	Minimum:500mA
	range of working temperature	-40-C~+85-C
	Ambient temperature range	Normal temperature
Software	Wifi Mode	Station/softAP/SoftAP+station/P2P
	Wifi security mechanism	WPA/WPA2/WPA2-Enterprise/WPs
	Encryption Type	AES/RSA/ECC/SHA
	Firmware Upgrade	Remote OTA upgrade via network
	Software Development	SDK for secondary development
	Network protocol	IPv4, TCP/UDP
	How to obtain IP	Static IP, DHCP (default)
	Simple transparent transmission method	TCP Server/TCP Client/UDp Server/UDp Client
	User Configuration	AT+ Command Set