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