Ebyte NE2-S1 Manual page 15

Chengdu Ebyte Electronic Technology Co., Ltd.
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20 I O_RST
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22 TX_LED
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26 RX_LED
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31 L INKLED
32 S PDLED
Copyright © 2012–2024 , Chengdu Ebyte Electronic Technology Co., Ltd.
data, it is set high and the normal state is low ;
NC Default is left floating;
NC Default is left floating;
NC Default is left floating;
External reset input, valid for low level for more than
RST
100ns , internal weak pull-up;
NC Default is left floating;
High : The network cable is not connected;
2Hz square wave : The network cable connection is
LINK
normal but the link is not connected ;
Low : The network link is connected successfully;
NC Default is left floating;
NC Default is left floating;
Restore factory pin, internal weak pull-up, can be
connected to an external reset button, low level lasts for
about 5~10s to restore factory settings ;
Low level lasts for 200~800ms to restart the device;
NC Default is left floating;
The serial port data sending LED indicator light outputs
high level by default and outputs a 10Hz square wave
when sending data;
Common ground terminal, negative terminal input of
GND
power supply;
DC 3.1~6 V (VCC1) power supply positive input
If the power supply is 5.0V, the VCC pin must be used,
and the load capacity of the 5.0V power supply is
VCC 1 recommended to be above
Only one of the two power supply methods can be
selected. Remember
the same time
Common ground terminal, negative terminal input of
GND
power supply;
The serial port data receiving LED indicator light outputs
high level by default and outputs a 10Hz square wave
when receiving data;
NC Default is left floating;
NC Default is left floating;
NC Default is left floating;
NC Default is left floating;
10M PHY indicator, pulls low after PHY negotiation is
successful, and flashes when data is sent and received;
100M PHY indicator, pulls low after PHY negotiation is
successful, and flashes when there is data being sent and
received;
300mA .
not to supply power with VCC2 at
;
NE2-S1/NE2-S1-TB User Manual
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