Hi-Link HLK-RM04 Gebruikershandleiding - Pagina 5
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2.2.1.1 Contact Pin Interface
The Pin of this product as shown above is defined as follows：
No.
Function
1
VCC5V
2
3
WIFILED
4
VO3.3
5
LINK1
6
7
8
GPIO0
9
GPIO1
10
ES/RST
Picture2.Dimensions Unit:mm
Table2-2 module pin interface
Direction
A
GND
GND
O
I
I/O
N/A
N/A
I/O
Explanation
Supply Voltage, 5V+/-10%
Analogue Ground
WLAN Activity LED
3.3V Output (Suuport Atmost 300mA)
10/100 PHY Port #1 activity LED
Reserved
Reserved
General GPIO Reserved
General GPIO Reserved
Exit transparent transmission mode/Restore factory