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Interface Related Features
3-34 PowerScan
®
7000 Linear Imager
Wand Emulation — cont.
Bar/Space Polarity
Low/High — Black will be transmitted as a low voltage level (0 to
+0.7V) and space as high level (+2.4 to +5.25V).
High/Low — Black will be transmitted as a high voltage level (+2.4 to
+5.25V) and space as low level (0 to +0.7V).
Wand Idle State
This feature specifies the level of the wand output signal when idle. TTL
logic levels:
High voltage level (+2.4 to +5.25V)
Low voltage level (0 to +0.7V).
START
STATE BARCODE
Bar/Space =
Low/High
Bar/Space =
High/Low