Intermec CV41 CV41 Vehicle Mount Computer (Windows CE) User Guide - Page 127

Port Pin Assignments, COM 1 and COM 2 Ports

Page 127 highlights

Appendix A - Specifications and Default Settings Port Pin Assignments Use this section to learn about the ports pin assignments on the CV41, smart dock, and cables. COM 1 and COM 2 Ports The COM 1 and COM 2 ports are located on the smart dock. By default, Pin 9 is configured to provide + 5 V for an external bar code scanner, or it can be configured to provide RI. 1 5 6 9 COM 1 and COM 2 Port Pin Assignments Pin 1 2 3 4 5 6 7 8 9 Shell Signal DCD RXD TXD DTR GND DSR RTS CTS +5 VDC or RI CGND Description Data carrier detect (input) Receive data (input) Transmit data (output) Data terminal ready (output) Signal/power ground Data set ready (input) Request to send (output) Clear to send (input) Bar code scanner power (500 mA max) or Ring indicator (input) Chassis ground CV41 Vehicle Mount Computer (Windows CE) User Guide 113

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Appendix A — Specifications and Default Settings
CV41 Vehicle Mount Computer (Windows CE) User Guide
113
Port Pin Assignments
Use this section to learn about the ports pin assignments on the CV41,
smart dock, and cables.
COM 1 and COM 2 Ports
The COM 1 and COM 2 ports are located on the smart dock. By
default, Pin 9 is configured to provide + 5 V for an external bar code
scanner, or it can be configured to provide RI.
COM 1 and COM 2 Port Pin Assignments
Pin
Signal
Description
1
DCD
Data carrier detect (input)
2
RXD
Receive data (input)
3
TXD
Transmit data (output)
4
DTR
Data terminal ready (output)
5
GND
Signal/power ground
6
DSR
Data set ready (input)
7
RTS
Request to send (output)
8
CTS
Clear to send (input)
9
+5 VDC or RI
Bar code scanner power (500 mA max) or
Ring indicator (input)
Shell
CGND
Chassis ground
5
9
6
1