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JDY-40 2.4G wireless serial port transmission transceiver and remote communication module

Model: RKI-4564
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JDY-40 is developed by 2.4G technology, with a distance of 120 meters. It uses serial communication interface, which is simple and quick to use. You can apply JDY-40 to products only needs to know the knowledge of serial port.
Technical Parameter
Mode1 JDY-40
Oerating frequency range 2.4G
Transmit power MAX 12db
Working Temperature -40°C- 80°C
Reception sensitivity -97db
Transmission distance 120meters
TX current 40mA
RX current 24mA
Sleep current 5uA
Communication Interface Standard TTL serial port
 
Application Scene
  • 2.4G panel switch
  • 2.4G remote controller
  • 2.4G transparent transmission
  • Mobile phone one-to-many control
  • IO switching control
  • 2.4Gtoys
  • Application of intelligent home control
JDY-40 Pin Definition

Pin    Pin Names  

Function
1 GPIO1 Input/output IO, which can be configured by AT+CLSS
2 GPIO2 Input/output IO, which can be configured by AT+CLSS
3 GPIO3 Input/output IO, which can be configured by AT+CLSS
4 GPIO4 Input/output IO, which can be configured by AT+CLSS
5 GPIO5 Input/output IO, which can be configured by AT+CLSS
6 GPIO6 Input/output IO, which can be configured by AT+CLSS
7 GPIO7 Input/output IO, which can be configured by AT+CLSS
8 GPIO8 Input/output IO, which can be configured by AT+CLSS
9 VCC Power Supply（2.2V–3.6V)
10 RXD Serial port input pin
11 TXD Serial port output pin
12 SET AT command switching pin (low level AT instruction, high level transparent transmission)
13 CS CS chip select pin (low level of awaken, high level of sleep)
14 GND Power Ground
 
Dimensional Drawing

Default Configuration
Sequence Function Parameter Instructions
1 Baud rate 9600 AT+BAUD
2 Wireless ID 8899 AT+RFID8899
3 Device ID 1122 AT+DVID1122
4 Channel 001 AT+RFC001
5 Transmit power 12db AT+POWE9
6 Device type A0 AT+CLSSA0
 
AT Instruction Set
Sequence Instructions Effect Default
1 AT+BAUD Baud rate 9600
2 AT+RFID Wireless ID 8899
3 AT+DVID Device ID 1122
4 AT+RFC Channel（128 Channels) 001
5 AT+POWE Transmit power +10db
6 AT+CLSS Type A0
 
AT instruction instructions
In particular, the JDY-40 module sends the AT instruction need to end the symbol rn
 
Setting / query - baud rate
Instruction Responce Parameter
AT+BAUD<Param> OK Param(1-7)
 1:1200
  2:2400
  3:4800
  4:9600
    5:14400
    6:19200
Default Value: 4
AT+BAUD +BAUD=<Param>

 

RFID Setting / query - RFID
Instruction Response Parameter
AT+RFID<Param> OK

Param(0000-FFFF)

DefaultValue:8899
AT+RFID +BAUD=<Param>

 

Setting / query - DVID
Instruction Response Parameter
AT+DVID<Param> OK

Param(0000-FFFF)

Default Value:8899
AT+DVID +BAUD=<Param>

 

RFC Setting / query - RFC

Instruction Responce Parameter
AT+RFC<Param> OK

Param(001-128)

Default Value:001
AT+RFC +RFC=<Param>

 

POWE Setting / query - POWE
Instruction Response Parameter
AT+POWE<Param> OK

Param(0-9) .
   0：-25db
   1：-15db
 2：-5db
3：0db
  4：+3db
  5：+6db
  6：+9db
    7：+10db
    8：+10db
    9：+12db
AT+POWE +POWE=<Param>

 

Setting / query -CLSS type
Instruction Response Parameter
AT+CLSS<Param> OK Param A0: Serial port transparent transmission(Transceiver)
C0: Remote controller or IO key indicator light(Transmitting terminal)
C1: remote controller or IO key without indicator light (Transmitting terminal)
C2:IO is low level at normal level, high level after receiving signal and low level after delay 30mS
C3:IO is high level at normal level, low level after receiving signal and high level after delay 30mS
C4:IO is low level at normal level, receives pressed signal of high level and receives lift signal low level
C5: The IO level is reversed when IO receives the pressed signal. Default Value:A0
AT+CLSS +CLSS=<Param>
 
JDY-40 Application Wiring Diagram
Serial port transparent transmission application circuit diagram
It can be applied to MCU and MCU wireless serial port transparent transmission, instrument and electronic toys.

 

Mobile phone one-to-many control
It can be applied to mobile phone one-to-many control, mobile phone one-to-many transparent transmission, mobile phone one-to-many application of intelligent furniture control.

Switching control 1
It can be applied to: the 2.4G remote controller with 8 IO can be applied to the remote control key and support the low function, two 7th batteries can be used for at least one year, application of low power consumption switch panel in intelligent home, and 2.4G toy application.

 

Switching control 2
It can be applied to: the 2.4G remote controller with 7 IO can be applied to the remote control key and support the low function, two 7th batteries can be used for at least one year, application of low power consumption switch panel in intelligent home, and 2.4G toy application.

 

Switching control 3
It can be applied to: the 2.4G remote controller with 8 IO can be applied to the remote control key and support the low function, two 7th batteries can be used for at least one year, application of low power consumption switch panel in intelligent home, and 2.4G toy application.

 

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