ITX-E8 User`s Manual
23
COM1 Serial Port
COM1, a 9-pins D-Sub male connector, is the onboard COM1 serial
port of the ITX-E8. The following table shows its pin assignments.
Pin #
RS232 Mode
Signal Name
1
DCD, Data carrier detect
2
RXD, Receive data
3
TXD, Transmit data
4
DTR, Data terminal ready
5 GND,
ground
6
DSR, Data set ready
7
RTS, Request to send
8
CTS, Clear to send
9
+5V,Ring-IN or +12V
COM2 Serial Port
COM2, a 10-pins header connector, is the onboard COM2 serial port of
the ITX-E8. The following table shows its pin assignments.
Pin #
RS232 Mode
Signal Name
RS422/RS485 Mode
Signal Name
1
DCD, Data carrier detect
TX- (422/485)
2
RXD, Receive data
TX+ (422/485)
3
TXD, Transmit data
RX+ (422)
4
DTR, Data terminal ready
RX- (422)
5 GND,
ground
GND
6
DSR, Data set ready
N.C.
7
RTS, Request to send
N.C.
8
CTS, Clear to send
N.C.
9
+5V,Ring-IN or +12V
N.C.
10
N.C.
N.C.
Summary of Contents for ITX-E8
Page 1: ...I IT TX X E E8 8 INDUSTRIAL MOTHERBOARD User s Manual Version 1 0...
Page 10: ...2 ITX E8 User s Manual Chapter 1 Features Specifications Features 3 Specifications 4...
Page 16: ...8 ITX E8 User s Manual This page is intentionally left blank...
Page 19: ...ITX E8 User s Manual 11 Jumper Locations on the ITX E8...
Page 25: ...ITX E8 User s Manual 17 Connector Locations on the ITX E8 1 2...