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  4. addFeedUnit

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Parameters are refined by the selected printer.

addFeedUnit

Adds a paper-feed-by-dot command to the command buffer.

Syntax

 
 
- (int) addFeedUnit:(long)unit;

Parameter

unit

Specifies the paper feed amount (in dots).

Value

Description

Integer from 0 to 255

Paper feed amount (in dots)

Return value

Error status

Description

EPOS2_SUCCESS

The function was executed successfully.

EPOS2_ERR_PARAM

An invalid parameter was passed.

EPOS2_ERR_MEMORY

Memory necessary for processing could not be allocated.

EPOS2_ERR_FAILURE

An unknown error occurred.

Supplementary explanation

Calling this API causes the printer positioned at "the beginning of the line."

 

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Epson ePOS SDK includes patented or patent pending functions. The contents must not be disclosed to third parties.


Epson ePOS SDK for iOS

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