Select your printer model

Parameters are refined by the selected printer.

sendCommand


Transfers a command.

The return value of this API is the result of sending data to the devices.

The processing result of the devices using this API is returned to the callback method set by the setReceiveEventDelegateAPI of the Epos2SimpleSerial class.

Syntax

 
- (int)sendCommand:(NSData *)data;

Parameter

data

Specifies the command.

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.

EPOS2_ERR_ILLEGAL

This API was called while no communication had been started.

 

Quick Access

  • [Name]
  • [Format]
  • [Range]
  • [Description]
  • [Notes]

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


Epson ePOS SDK for iOS

Jump to the top