Ebyte E70-868T30S, User Manual

Page: 9 / 34

Chengdu Ebyte Electronic Technology Co,;Ltd E70-868T30S user
manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co,;Ltd
8
27 AUX Output
It is used to indicate the operation status of module, for user to wake up
the external MCU, the module outputs low level during self-checking and
initialization at power on,
it can be configured as open-drain output or
pull-up output, please refer to parameter setting par. An external 1k
protective resistor shall be connected in series while using ( can be floated)
28 VCC -
Power positive reference,
Power supply 2.6V ~ 5.5V DC
29 VCC -
Power positive reference,
Power supply 2.6V ~ 5.5V DC
30 GND Ground Ground electrode
31 GND Ground Ground electrode
32 NC Reserved pin Reserved, to be floated
33 NC Reserved pin Reserved, to be floated
34 NC Reserved pin Reserved, to be floated
35 NC Reserved pin Reserved, to be floated
36 NC Reserved pin Reserved, to be floated
37 NC Reserved pin Reserved, to be floated
38 NC Reserved pin Reserved, to be floated
39 NC Reserved pin Reserved, to be floated
40 NC Reserved pin Reserved, to be floated
41 NC Reserved pin Reserved, to be floated
42 NC Reserved pin Reserved, to be floated
43 NC Reserved pin Reserved, to be floated
44 LNA_EN Input Internal LNA pin, valid in high level, connect to pin 11
45 PA_EN Input Internal PA pin, valid in high level, connect to pin 12
46
GND Ground Ground electrode
47 GND Ground Ground electrode
48 ANT - Antenna (50Ω characteristic impedance)

This product can achieve Pin compatibility, Pin to Pin replacement

The single-chip microcomputer control PA LNA truth value table is as follows
：
PA_EN LNA_EN
Transmitting 1 0
Receiving 0 1
Sleeping 0 0