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Ebyte E28-2G4T12S, User Manual, Page: 17 / 18

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Ebyte E28-2G4T12S User Manual Download Page 17

 

11.

 

    Related products 

Type 

IC 

Frequency 

Power 

Distance 

Size 

Package 

Interface 

Hz 

dBm 

km 

mm 

E28-2G4T12S

 

SX1280 

2.4G 

12.5 

3 

17.5*28.7 

SMD 

TTL 

E28-2G4M27S 

SX1280 

2.4G 

27 

8 

15*26.5 

SMD 

SPI 

E28-2G4M20S

 

SX1280 

2.4G 

20 

6 

15*26.5 

SMD 

SPI 

E28-2G4M12S

 

SX1280 

2.4G 

12.5 

3 

25*14 

SMD 

SPI 

12.    Antenna Guidance 

 

 

 

 

Frequency 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FPC antenna 

 

 

 

 

 

 

 

Straight antenna,ultra short 

 

 

 

 

 

 

 

Straight antenna,ultra short 

 

 

 

 

 

 

 

Fixed bending antenna 

 

 

 

 

 

 

 

Flexible antenna, omnidirectional 

 

 

 

 

 

 

 

Flexible antenna, omnidirectional 

 

 

 

 

 

 

 

Small sucker antenna,high gain 

 

 

 

Summary of Contents for E28-2G4T12S

Page 1: ......

Page 2: ...n process 7 6 Operation Modes 8 6 1 Mode Switch 6 2 Transmission Mode Mode 0 6 3 RSSI Mode Mode 1 6 4 Ranging Mode Mode 2 6 5 Sleep Mode Mode 3 7 Command Format 10 7 1 Default parameter values 7 2 Reading Operating Parameters 7 3 Reading Version Number 7 4 Reset Command 7 5 Parameter Configuration Commands 8 Hardware design 13 9 FAQ 14 9 1 Communication range is too short 9 2 Module is easy to dam...

Page 3: ...1 Product Overview ...

Page 4: ...ISM band Power consumption Transmitting current mA 46 Instant power consumption Receiving current mA 20 Turn off current 8 Software is shut down Transmitting power dBm 11 5 12 0 13 5 Receiving sensitivity dBm 130 132 134 Air data rate 1 0kbps Air data rate bps 1k 1k 2M Defined by user via programming Main parameter Description Note Distance 3000m Test condition clear and open area antenna gain 5dB...

Page 5: ...3 Dimension and Pin Defintion ...

Page 6: ...4 Recommended Connection Diagram ...

Page 7: ...5 Functional Description 5 1 5 2 ...

Page 8: ...5 3 5 4 5 5 5 6 ...

Page 9: ...ith baudrate values the baud rates on both sides must be the same under continuous transmission mode 1 RSSI Mode Serial port on RF on RSSI on The module outputs RSSI value through serial port every 100ms 2 Reserved 3 Configuration Mode Serial port on Baud rate is fixed as 9600 8N1 4 When M2 is set high it is in normal working condition when M2 is set low it is in low power mode ...

Page 10: ...6 2 6 3 6 4 6 5 ...

Page 11: ...7 Command Format 7 1 7 2 ...

Page 12: ...7 5 0 HEAD 1 ADDH 00H FFH 2 ADDL 00H FFH 3 SPED 7 6 0 0 8N1 default 0 1 8O1 1 0 8E1 1 1 8N1 equal to 00 5 4 3 bps 0 0 0 1200 0 0 1 4800 0 1 0 9600 default 0 1 1 19200 1 0 0 57600 1 0 1 115200 1 1 0 460800 1 1 1 ...

Page 13: ...0 0 0 1 1k 0 1 0 5k 0 1 1 10k default 1 0 0 50k 1 0 1 100k 1 1 0 1M 1 1 1 2M FSK 4 CHAN 5 OPTION 7 0 1 6 5 4 0 1 3 0 1 2 1 0 1 0 T 0 0 12dBm defult 0 1 10dBm 1 0 7dBm 1 1 4dBm 7 6 5 4 3 2 1 0 0 0 0 1 0 0 1 1 0 13 ...

Page 14: ...8 ...

Page 15: ...9 FAQ ...

Page 16: ...emp Preheat temperature max Tsmax Max preheating temp Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average ramp up rate Liquidous Temperature TL Liquid phase temp Time tL Maintained Above TL Time above liquid phase line 60 90 sec 30 90 sec Peak temperature Tp Peak temperature 220 230 Average ramp down rate Tp to Tsmax Average ramp down rate ...

Page 17: ...M27S SX1280 2 4G 27 8 15 26 5 SMD SPI E28 2G4M20S SX1280 2 4G 20 6 15 26 5 SMD SPI E28 2G4M12S SX1280 2 4G 12 5 3 25 14 SMD SPI 12 Antenna Guidance Frequency FPC antenna Straight antenna ultra short Straight antenna ultra short Fixed bending antenna Flexible antenna omnidirectional Flexible antenna omnidirectional Small sucker antenna high gain ...

Page 18: ...Revision history Version Date Description Operator 1 0 2018 01 08 Initial Version huaa 1 1 2018 04 16 Content added huaa 1 2 2018 05 24 Content added Huaa 1 3 2018 07 20 Name updated Huaa 1 4 2019 3 12 Content added Ray About us ...

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