Ebyte E70-915NW30S User Manual page 10

Chengdu Ebyte Electronic Technology Co.,Ltd
17 GND
18 NC
19 NC
20 NC
21 NC
22 TCKC
23 TMSC
24 RESET
25 NC
26 M0
27 M1
28 VCC
29 VCC
30 GND
31 GND
32 ACK
33 NC
34 NC
35 NC
36 RXD
37 TXD
38 AUX
39 NC
40 NC
41 NC
42 PA_EN
43 LNA_EN
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Ground Ground electrode
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Input JTAG TCKC
Input JTAG TMSC
Input Module reset pin, low level effective
Reserved pin Reserved, to be floated
M1M0 The four working modes of the module are determined by the joint
combination. When in use, a 1K protection resistor shall be connected in series
Input
externally, and a 1M pull-up resistor shall be added (it shall not be suspended,
otherwise, it can be grounded).
M1M0 The four working modes of the module are determined by the joint
combination. When in use, a 1K protection resistor shall be connected in series
Input
externally, and a 1M pull-up resistor shall be added (it shall not be suspended,
otherwise, it can be grounded).
Power supply：2.6V ~ 5.5V DC
Power supply ：2.6V ~ 5.5V DC
Ground Ground electrode
Ground Ground electrode
The user indicates the data transmission result of the module, which is pulled down
before transmission and pulled up after success. It can be configured as drain open
Output
circuit output or push-pull output. When it is used, a 1K protection resistor should be
connected externally in series (it can be suspended).
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
TTL UART inputs, connects to external (MCU, PC) TXD output pin. Can be
Input
configured as open-drain or pull-up input.
TTL UART outputs, connects to external RXD (MCU, PC) input pin. Can be
Output
configured as open-drain or push-pull output
To indicate module ' s working status & wakes up the external MCU. During the
Output procedure of self-check initialization, the pin outputs low level. Can be configured as
push-pull output (suspending is allowed).
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Internal single chip microcomputer control PA pin, high level effective, connected 45
Output
pin
Internal single chip microcomputer control LNA pin, high level effective, connected
Output
44 pin
E70-915NW30S User Manual
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