NCR 7882 manual Auxiliary RS-232 Port, NCR RealScan 7835/7836

NCR RealScan 7882 Installation and Owner Guide

Auxiliary RS-232 Port

The Auxiliary RS-232 Port provides a connection for an RS-232 device such as a RealScan 7837 Hand-Held Scanner. The following table gives wiring information about the connector.

Auxiliary RS-232 Port

Pin Number	Signal Name
1	+5 Vdc
2	NC
3	GND
4	TXD
5	RXD
6	+ 12 Vdc
7	CTS
8	RTS
9	Frame
10	Frame

NCR RealScan 7835/7836

•1416-C313-0040 – Interface Cable

•1416-C397-0010 – Extension Cable

NCR RealScan 7837

•1416-C445-0025 – Interface Cable

•1416-C397-0010 – Extension Cable

The NCR 7882 auxiliary RS-232 port hardware is limited to the following fixed parameters.

Baud Rate	4800 (9600 before SN 40-36009427)
Parity	Odd
Stop Bits	1
Number of Data Bits	7
Hardware Handshaking	None
Terminator Character	CRLF
UPC-A Prefix Character	d
UPC-E Prefix Character	d
EAN 8 Prefix Character	d
EAN 13 Prefix Character	d
Code 128 Prefix Character	f
Code 39 Prefix Character	a
Interleaved 2 of 5 Prefix Character	b

Note: ASCII data cannot be sent from the auxiliary RS-232 port when the RealScan 7882 is set for OCIA Short format. In this case, the RealScan 7882 generates an error beep.

When a 7836 is attached to a RealScan 7882, the 7836 requires the following programming.

•Reset to serial (default values) – Label ZA

•Enable code ID (default values) – Label FB

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