8 Typical Layouts
The following typical layouts refer to system hardware configurations. Dotted lines in the figures refer to optional hardware
configurations within the particular layout. These layouts also require the correct setup of the software configuration
parameters.
8.1 Point-to-Point
In a serial interface layout, data is transmitted to the Host on the main serial interface.
Terminal
BARCODE
SCANNER
1
2
3
Main Serial Interface (RS232 or RS485 Full-Duplex)
Auxiliary Serial Interface (Local Echo) (RS232)
External Trigger (for On-Line Mode)
Host
TCNM-ACBB1
Power supply
Figure 31. Serial Interface Point-to-Point Layout
•
In Local Echo communication mode, data is transmitted on the RS232 auxiliary interface independently from the
main interface selection.
•
When On Line Operating mode is used, the scanner is activated by an External Trigger (photoelectric sensor) when
the object enters its reading zone.
TCNM AD/EX Barcode Scanner
37