jdy - 31 โมดูลบลูทูธ 3 . 0/2 . 0 spp ไร้สาย 2 . 4 g
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
Parameters:
Model: JDY-31
Bluetooth version: Bluetooth 3.0 SPP
Working frequency band: 2. 4GHZ
Communication interface: UART
STM connection temperature: <260 degree
Operating voltage: 1.8-3.6V (3.3v recommended)
Operating current not connected: 4. 7mA
Working temperature: -40~80 degree
Current after BLE connection: 7.3mA
Antenna: Built-in PCB antenna
Transmit power: 8db (Max)
High transmission distance: 30 meters
Receive sensitivity: -97dbm
Master-slave support: slave
SPP maximum throughput: 16K bytes/s (for android windows)
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.
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#JDY-31 #Bluetooth #Module #HC-05 #HC-06 #JDY-30
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