Super Port User Guide www.usriot.com
Jinan USR IOT Technology Co., Ltd [email protected]
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Diagram 4-2 pin diagram of K7(left for top view, right for bottom view)
PIN
NAME
Definition
1
NC
Not available
2
NC
Not available
3
CTS
Can be used as hardware flow control CTS pin (Clear to send). Default not
available.
4
RST
reset the module
（
Inputting low level over 200ms to reset the module
）
5
RTS
Can be used as hardware flow control RTS pin (request to send).
Default is RS485 receive/send controlling pin, high level to send.
6
Reload
Module can restore the factory settings, in the case of module power off (or
reset), pull down Reload, then power on, keep Reload 5S pull down,
after more than 5S pull up, restore the factory settings successfully.
7
NC
Not available
8
RXD
Serial port receiving pin(3.3V, TTL level)
9
TXD
Serial port receiving pin(3.3V, TTL level)
10
GND
Ground (including power ground and power ground)
11
VDD
Power
（
external demand for pin DC 3.3V power supply
）
12
NC
Not available
13
ETH
Mesh port shielding shell pin
14
ETH
Mesh port shielding shell pin
15
Fixed column
Modular Fixed Column
16
Fixed column
Modular Fixed Column
Diagram 4-3 Pin definition
