Chapter 1 Overview; Introduction; Features - Ebyte E104-BT53C3 User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd

Chapter 1 Overview

1.1 Introduction

E104-BT53C3 is a serial to BLE Bluetooth module based on Bluetooth protocol version 5.2, with
high temperature resistance, small size, low power consumption, long transmission distance, strong
anti-interference ability, etc., working in the 2.4GHz band. Ltd. based on Silicon Labs
EFR32BG22C224F512IM40-C chip research and development of automotive-grade Bluetooth
module, can be used in -40 ~ +125 ℃ environment for a long time, the module uses a common AT
command, simple and fast operation
Modules can be widely used in smart wear, home automation, home security, personal health care, smart home appliances,
accessories and remote control, automotive, lighting, industrial Internet, intelligent data acquisition, intelligent control and other
fields.

1.2 Features

 Support Bluetooth BLE 5.2 protocol；
 Easy to use, no experience with Bluetooth protocol applications required；

Supports all BLE 5.2 features: 2M physical layer, long-range broadcast, extended broadcast；

Support BLE single master role, single slave role, master-slave role and Beacon role；

The module can act as both a master and a slave, and can be connected to other master devices as well as
other slave devices.

Support OTA remote upgrade function；

Master role supports multiple connections: up to 8 slave devices can be connected simultaneously under a
single master role; 7 slave devices can be connected simultaneously under a master-slave role, and can be connected
as a slave by another master device at the same time；

Default 20ms connection interval, fast connection, compatible with our other BLE modules；

User interface using universal serial port design, hardware flow control support full duplex communication,
minimum baud rate support 1200bps, maximum support 921600bps；
 Support serial port or mobile APP to send AT command；
 Support AT command software reset module；
 Support AT command to set connection interval to control different forwarding rate and adjust dynamic power
consumption；
 Support AT command to set transmit power, broadcast interval, serial port baud rate, broadcast name, etc.；
 Support AT command to modify the Service UUID from the role；

2K serial port cache, serial port receives user MCU data in 244-byte automatic packetization with a timeout
of 100 ms；

High-speed transmission and forwarding, measured up to 50KB/s when the signal is good；

Supports modified physical layer communication rates: 1M, 2M and LE Coded (125K and 500K)；

Custom broadcast data support from role, up to 26 bytes custom；
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E104-BT53C3 Manual User
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