JDY-31 Bluetooth 3.0 SPP-C Bluetooth Module Serial Port Wireless Communication 2.4G JDY-30 Compatible HC-05 HC-06

  Features:

  JDY-31 Bluetooth is based on Bluetooth 3.0 SPP design, which can support Windows, Linux, for android data transmission, working frequency 2.4GHZ, modulation mode GFSK, maximum transmission power 8db, maximum transmission distance 30 meters, support users to modify device name through AT command The baud rate and other instructions are convenient and quick to use. This Bluetooth module can only be used as a Bluetooth slave.

JDY-31 is a classic Bluetooth protocol that can communicate with Bluetooth-enabled computers (desktops, notebooks) and mobile phones (for android).

Windows computer Bluetooth serial port transparent transmission

For Android Bluetooth serial port transparent transmission

Smart home control

Automotive ODB testing equipment

Bluetooth toy

Share mobile power, share weight

Medical equipment

Support Bluetooth SPP protocol, the transmission speed of up to dozens of K per second

Applications:

1: Bluetooth printer

2: Bluetooth POS machine

3: intelligent home control

4: Bluetooth wireless data transmission

Advantages: Replace all Bluetooth 3.0 and 2.0 serial communication modules on the market

Input voltage with baseplate: 3.6V-6V(5v is good)

SMD input voltage without baseplate is 1.8V-3.6V

Features:

Bluetooth V3.0 + EDR

Bluetooth Class 2

Built-in PCB radio frequency antenna

Support UART interface

3.3V power supply

Operating Frequency Band:2.4GHz -2.48GHz unlicensed ISM band

Bluetooth Specification: V2.1+EDR

Host Interface: UART

JDY-31 support patch and solder pin header

Needle pin application: The pin header specification is standard 2.54 pitch pin header, just need to weld 5 pin holes on the module.

SMD application: Generally, only four pins of VCC, GND, RXD and TXD need to be connected. If you need to disconnect actively in the connection state, send AT+DISC in the connection state.