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2.2
I/O Location
Reference
1
DC Power Jack
Supports DC 9~ 30V input
2
Reset Button
Reboots the system
3
Gigabit LaN Port
Standard RJ-45 jack for connection to Local Area Network (LAN).
LED
Yellow
Orange
/Green
4
LED
User can control LED with GPIO.
Control command for LED 1:
turn on: echo 1 > /sys/class/leds/srt3352:led1/brightness
turn off: echo 0 > /sys/class/leds/srt3352:led1/brightness
See Chapter 3 for more information
Chapter 2 – Hardware Information
Function
Function
Active status
ON: LAN link is established.
OFF: LAN link is not established.
Blink: Data received and transmitted.
Link Speed
Green on: 10/100Mbps.
status
Orange on: 1000Mbps.
Status
6
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