Ebyte E70-915T14S2/7 Manual page 13

Chengdu Ebyte Electronic Technology Co,;Ltd
NC
6
NC
7
8
VCC
9
GND
10
GND
PA_EN
11
12
LNA_EN
13
M2
14
RESET
15
GND
AUX
16
TXD
17
18
TCKC
19
TMSC
RXD
20
M1
21
22 M0
23 GND
24 ANT
This product can achieve Pin compatibility, Pin to Pin replacement

The single-chip microcomputer control PA LNA truth value table is as follows：

Transmitting
Receiving
Sleeping
Chengdu Ebyte Electronic Technology Co,;Ltd
Copyright ©2012–2023，
Keep the feet Leave unused, to be suspended
Keep the feet Leave unused, to be suspended
Positive power reference，voltage range：2.2V ~ 3.8V DC
-
Reference ground Ground electrode
Reference ground Ground electrode
External PA control output, high level effective (hoverable)
Output
Output External LNA control output, high level effective (hoverable)
M2M1M0 together determines 8 working modes of the module. When
Input
used, a 1K protection resistor is connected in series externally
Input Reset pin
Reference ground Ground electrode
It is used to indicate the working state of the module. The user wakes up
the external MCU and outputs the low level during the initialization of
Output
self-check on power. It can be configured as open-drain output or push-pull
output, as shown in parameter Settings (it can be suspended).
Can also be used as TTL serial output, connected to the external RXD input
Output pin; It can be configured for open drain or push-pull output. See parameter
Settings for details
JTAG TCKC
Input
JTAG TMSC
Input
TTL serial input, connect to external TXD output pin; It can be configured
Inpu
as open drain or pull up input. See parameter Settings for details
M2M1M0 combination determines 8 working modes of the module (not
Input
suspended, if not grounded)
M2M1M0 combination determines 8 working modes of the module (not
Input
suspended, if not grounded)
Reference ground Ground electrode
Antenna（50Ω characteristic impedance）
-
PA_EN
1
0
0
E70-900TxxSx_user manual
LNA_EN
0
1
0
12