W5500S2E serial to Ethernet module
W5500S2E user manual
7
2.1.2
W5500S2E-Z1 pinout and pin definition
Table 2-2 W5500S2E-Z1 pin definition
Pin
Pin Name
I/O
Function
1
TXOP
O
Ethernet TXOP signal
2
TXON
O
Ethernet TXON signal
3
RXIP
I
Ethernet RXIP signal
4
RXIN
I
Ethernet RXIN signal
5
DATA_LED
O
Ethernet & serial status indicator
Change status while data channel
changes
6
TXD
O
UART TXD signal
7
RXD
I
UART RXD signal
8
RTS
O
UART flow control RTS signal
485EN
O
Configurable as 485 enable pin
(This function is supported by firmware
version is 2.3 or above)
9
DEFAULT
I
Factory reset pin (pull down over 3s)
10
RESET
I
Reset pin (pull down over 200ms)
11
GND
-
Ground
12
GND
-
Ground
13
VCC
-
DC 5.0V
14
VCC
-
DC 5.0V
15
LINK_LED
O
Ethernet link indicator
16
×
-
-
17
×
-
-
18
×
-
-
19
×
-
-
20
×
-
-
21
CTS
I
UART flow control CTS signal pin
22
TCP_STATUS
O
TCP connection status indicator
High: TCP connection Close
Low: TCP connection Establish
(This function is supported by firmware
version is 2.3 or above)
23
×
--
--
Figure 2-2 W5500S2E-Z1 pinout
