Bluetooth Dual-Mode SPP3.0+BLE5.1BMS Wireless Serial Data Receiving Module (ER-DPI79120M)

Description

The DX2002 Bluetooth module is specially designed for intelligent wireless data transmission. It is equipped with 256Kb space and follows the V5.1 BLE Bluetooth specification. Support AT commands, users can change serial port baud rate, device name, and other parameters according to needs, flexible use. This module supports the UART interface and Bluetooth serial port transparent transmission. It has the advantages of low cost, small size, low power consumption, and high sensitivity for sending and receiving. It only needs a few peripheral components to realize its powerful functions.   

Pin Description

Pin Number	Name	Description
1	PB1	GND
2	PB2	Serial port data input, RX can be customized IO
3	PB3	Serial port data input, TX can be customized IO
4	PB4	RX can customize the IO port, the default is reset IO, active low
5	PB5	VCC
6	A,b,c,d	GND

 

 

Feature

• Compatible with Bluetooth 5.1, low power consumption, small size dual-mode Bluetooth module
• Support AT commands, can be modified according to needs, flexible use
• Support UART interface, and support Bluetooth serial port transparent transmission, low cost, powerful function, realize short-distance wireless transmission
• Applied to non-inductive switches, personal care, medical equipment, sensors, charging equipment, etc.

 

 

Specifications

• Bluetooth Protocol: Bluetooth Specification V5.1 BLE
• Working frequency: 2.4Ghz ISM band
• Communication Interface: UART
• Power supply: 3.3V
• Antenna: PCB onboard antenna
• Communication distance: 80M (open environment)
• Dimensions: 19.6*13*2.2mm
• Bluetooth certification: FCC, CE, ROHS, REACH
• Serial parameters: 115200,8 data bits, 1 stop bit, no parity, no flow control
• Operating temperature: -20~70℃

 

 

Package List

• 1xWireless Serial Data Receiving Module

 

Wiki&External links

• Schematic diagram
• BLE Android Source Code
• BLE IOS7 Source Code
• Test APP