Ebyte E200-900A17S User Manual page 8

Chengdu Ebyte Electronic Technology Co., Ltd.
No. Name
2 ANT
6 REST
11 TXD
12 RXD
16 TTCLK
17 TTDIO
20 VCC
23 Mode
25 Debug_EN
26 CH3
27 CH2
28 CH1
29 CH0
30 VOIN
31 VOIP
32 VOON
33 VOOP
1、 3、 15、 19、
GND
34、35、36
4、5、7、8、
9、10、13、
NC
14、18、21、
22、24
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co.,Ltd
Direction
Antenna
-
Module reset pin, active low;
Input
TTL serial port output, currently only reading the module version is
Output
available, can be floating when not using;
TTL serial port input, currently only reading the module version is available,
Input
can be floating when not using;
Debug clock pin, can be floating when not using;
-
Debug data pins, can be floating when not using;
-
Positive reference of module power supply, voltage range: 2.3~5.5V DC,
Power supply
3.3V or 5V is recommended;
The transceiver mode control pin of the module, low-level transmit mode,
Input
high-level receive mode, cannot be left floating;
Debug control pin, enter program programming mode for low-level
-
module, can be floating when not using;
Channel 3, combined with CH0, CH1, CH2 to select 16 working channels, see the
Input
channel table for details;
Channel 2, combined with CH0, CH1, CH2 to select 16 working channels, see the
Input
channel table for details;
Channel 1, combined with CH0, CH1, CH2 to select 16 working channels, see the
Input
channel table for details;
Channel 0, combined with CH0, CH1, CH2 to select 16 working channels, see the
Input
channel table for details;
Audio input is negative, please refer to the recommended circuit for
Input
hardware design;
The audio input is positive, please refer to the recommended circuit for
Input
hardware design;
Audio output is negative, see the recommended circuit for hardware
Output
design;
The audio output is positive, please refer to the recommended circuit for
Output
hardware design;
Power supply Module ground
-
E200-900A17S User Manual
Function
7