Zebra Technologies 14245L-003 manual Customize Bar Code Parameters, 130

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EPL Commands

oW

oW

Customize Bar Code Parameters

Description This command allows the advanced programmer to modify specific bar code parameters to exceed the specified bar code’s design tolerances, i.e. reduce the bar code size.

Note • Using the oW command may cause bar codes to become unreadable by some or all bar code scanners.

Syntax oWp1,p2,p3,p4,p5

Parameters This table identifies the parameters for this format:

Parameters			Details
p1	=	Initial width narrow	Default Value: 2
		white bar
p2	=	Initial width narrow	Default Value: 2
		black bar
p3	=	Initial width wide	Default Value: 4
		white bar
p4	=	Initial width wide	Default Value: 4
		black bar
p5 =		Initial bar code gap	Default Value: 3

The oW command is a global printer command.

•They can not be issued inside of a form.

•They must be issued prior to issuing a bar code command (and printing).

•Use only one bar code format. Using more than one bar code may cause unpredictable results or operation.

•Issue all 5 command parameters (p1-5 ). Use the default parameter values as place holders.

•Bar code printed with this command should be printed in the picket fence orientation (0° & 180° rotations) to maximize scanning.

Reset the printer with a ^@ or o commands with flash firmware printers or cycle printer power to clear theoWcommand and return the printer to normal operation. See page C-90 for important details on the effects of using the o command.

14245L-003 Rev. A EPL Programming Guide 12/16/13