Table 2-9 Rs232 Connections (Serial Transceiver Required); Table 2-10 Rs422/485 Connections (Serial Transceiver Required) - Lantronix xPico XPW100A003-01-B Integration Manual

xPico o Signal
Signa al
(Logic c)
RXDx x
TXDx x
RTSx x
CTSx x
CPx
CPy
xPico o
Signa al
(logic c)
TXDx x
TXDx x
RXDx x
RXDx x
RTSx x
CPx
CPy
Note: The IO pins
input o on power up u
up ma y be required
device es from detect
xPico® Em mbedded Dev vice Server In
Figure 2-8 Serial Port E
Tab ble 2-9 RS232 Connections
Descriptio on
Data In
Data Out
H/W Flow w Control Outpu ut
H/W Flow w Control Input
Modem C Control Input
Modem C Control Output
Table 2-10 RS422/4 485 Connectio
Desc ription RS 485
Sig gnal
TX+ +485
Data O Out
TX- -485
Data O Out
RX+ +485
Data I n
RX- -485
Data I n
TX En nable
RS485 5 Select
RS485 5 2-wire
for xPico Wi- -Fi embedded
until configure ed by unit firm
d on the serial l transmit sign
ting false cha aracters on ini
ntegration Gu uide
Example
(Serial Transc ceiver Require
DCE Co onnector
DB9 D DB25 Signal
2 3 RXDx
3 2 TXDx
7 4 RTSx
8 5 CTSx
1 8 DCDx
4 20 0 DTRx
ons (Serial Tra ansceiver Requ
DB2 25 4 DB2 25 2
Wir re Wire e
14 14
15 15
21 14
22 15
d device serve er are set to fl
mware. An ex xternal 100K o
nal to prevent t downstream
itial power up p.
2: Fun nctional Descr ription
red)
DTE C Connector
DB9 DB25 Signal
3 2 TXDx
2 3 RXDx
8 5 CTSx
7 4 RTSx
4 20 DTRx
1 8 DCDx
uired)
DB9 9 4 DB9 9 2
wire e wire e
7 7
3 3
2 7
8 3
floating
ohm pull-
m UART
24