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Super Port User Guide www.usriot.com
Jinan USR IOT Technology Co., Ltd [email protected]
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4.4.
Connection diagram
Diagram 4-5 connection diagram
This is connection diagram for USR-K7 when user design their product with K3, there is a few
points we need to attend to
Power K7 with a stable 3.3V
Connect 2 LED_3V3 together
Connect 2 LED_DATA together
Connect 2 LED_LINK together
Connect RXD, TXD with user's MCU
Leave the unused pin to a float state
4.5.
LED
Diagram 4-6 LED definition
4.6.
RJ45 interface
Ethernet port of module is 10 M / 100 M adaptive, support AUTO - MDIX, can connect
cross-over or direct network cable directly. That is to say, you can use any kind of cable to connect
with computer or other network device .
LED
Function
Description
Green
Indicating connection status
Green LED will light after module connecting to network
Yellow
Indicating data transmission
Yellow LED will blink when module has data transmission