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E200-900A17S 900MHz Wireless Audio Module

[Carrier frequency]: 863MHz~928MHz

[Transmission power]:17dBm

[Communication distance]: 300m

[Product size]:16*26mm

[Introduction]:E200-900A17S is a new wireless audio transmission module with integrated transceiver. It features small size and convenient use. It works in the (863-928MHz) band (default 863.275MHz), adopts hardware I/O to select channels, supports MIC input and speaker output, compatible with 3.3V and 5V power supply voltage.

1
No.NameDirectionFunction
2ANT-

Antenna

6RESTInput

Module reset pin, active low;

11TXDOutput

TTL serial port output, currently only reading the module version is available, can be floating when not using;

12RXDInput

 TTL serial port input, currently only reading the module version is available, can be floating when not using;

16TTCLK
-

Debug clock pin, can be floating when not using;

17TTDIO
-

Debug clock pin, can be floating when not using;

20TTDIO
Power supply

Positive reference of module power supply, voltage range: 2.3~5.5V DC,3.3V or 5V is recommended;

23Mode
Input

 The transceiver mode control pin of the module, low-level transmit mode,high-level receive mode, cannot be left floating;

25Debug_EN
-

Debug control pin, enter program programming mode for low-level module, can be floating when not using;

26CH3
Input

Channel 3, combined with CH0, CH1, CH2 to select 16 working channels, see the channel table for details;

27CH2
Input

Channel 2, combined with CH0, CH1, CH2 to select 16 working channels, see the channel table for details;

28CH1
Input

Channel 1, combined with CH0, CH1, CH2 to select 16 working channels, see the channel table for details;

29CH0
Input

Channel 0, combined with CH0, CH1, CH2 to select 16 working channels, see the channel table for details;

30VOIN
Input

Audio input is negative, please refer to the recommended circuit for hardware design;

31
VOIP
Input

 The audio input is positive, please refer to the recommended circuit for hardware design;

32VOON
Output

Audio output is negative, see the recommended circuit for hardware design;

33VOOP
Output

The audio output is positive, please refer to the recommended circuit for hardware design;

1、3、15、19、

34、35

36

GND
Power supply

Module ground

4、5、7、8、

9、10、13、

14、18、21、

22、24

NC
-

Reserved for unused, pending processing;