createQR

Creates QR code data that can be analyzed by parseQR.

Syntax

	- (NSString ) createQR:(NSString )printerName DeviceType:(int)deviceType MacAddress(NSString*):macAddress

Parameter

printerName

Specifies a printer name.

deviceType

Specifies a printer type.

Value	Description
EPOS_EASY_SELECT_DEVTYPE_TCP	Slave printer (wired / wireless)
EPOS_EASY_SELECT_DEVTYPE_BLUETOOTH	Bluetooth compatible printer

macAddress

Specifies a MAC address (for a slave printer), or a BD address (for a Bluetooth compatible printer). The following shows the address format.

Format	Description
00:11:22:33:44:55	Separate the digits by colons.
00-11-22-33-44-55	Separate the digits by hyphens.
001122334455	No separation

Return value

QR code print data is returned. Specify this data by addSymbol to print the QR code.

When failed to create the print data, nil is returned.

Supplementary explanation

To see the printer name, MAC address, and BD address, print a status sheet from the printer.

For instructions on how to print the status sheet, refer to the Technical Reference Guide of the printer.

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

Introduction
help
Epos2Printer class
- initWithPrinterSeries
- connect
- disconnect
- startMonitor
- stopMonitor
- getStatus
- sendData
- beginTransaction
- endTransaction
- requestPrintJobStatus
- clearCommandBuffer
- addTextAlign
- addLineSpace
- addTextRotate
- addText
- addTextLang
- addTextFont
- addTextSmooth
- addTextSize
- addTextStyle
- addHPosition
- addFeedUnit
- addFeedLine
- addImage
- addLogo
- addBarcode
- addSymbol
- addHLine
- addVLineBegin
- addVLineEnd
- addPageBegin
- addPageEnd
- addPageArea
- addPageDirection
- addPagePosition
- addPageLine
- addPageRectangle
- addRotateBegin
- addRotateEnd
- addCut
- addPulse
- addSound
- addFeedPosition
- addLayout
- addCommand
- getMaintenanceCounter
- resetMaintenanceCounter
- getPrinterSetting
- setPrinterSetting
- getPrinterSettingEx
- setPrinterSettingEx
- setPrinterSettingEx[Obsolete]
- verifyPassword
- getPrinterInformation
- downloadFirmwareList
- getPrinterFirmwareInfo
- verifyUpdate
- updateFirmware
- forceRecover
- forcePulse
- forceStopSound
- forceCommand
- forceReset
- setStatusChangeEventDelegate
- setReceiveEventDelegate
- setGetPrinterSettingExDelegate
- setSetPrinterSettingExDelegate
- setVerifyPasswordDelegate
- interval
Epos2LFCPrinter class
- initWithPrinterSeries
- connect
- disconnect
- startMonitor
- stopMonitor
- getStatus
- sendLFCData
- setLFCStatusChangeEventDelegate
- setSendCompleteEventDelegate
- setPrintCompleteEventDelegate
Epos2HybridPrinter class
- initWithLang
- connect
- disconnect
- startMonitor
- stopMonitor
- getStatus
- sendData
- beginTransaction
- endTransaction
- clearCommandBuffer
- selectPaperType
- waitInsertion
- cancelInsertion
- ejectPaper
- readMicrData
- cleanMicrReader
- forceRecover
- forcePulse
- forceCommand
- forceReset
- paperType
- interval
- waitTime
- mode40Cpl
- setStatusChangeEventDelegate
- setReceiveEventDelegate
Epos2LineDisplay class
- initWithDisplayModel
- connect
- disconnect
- getStatus
- sendData
- clearCommandBuffer
- addInitialize
- addCreateWindow
- addDestroyWindow
- addSetCurrentWindow
- addClearCurrentWindow
- addCreateScreen
- addCreateScreenCustom
- addCreateTextArea
- addDestroyTextArea
- addSetCurrentTextArea
- addClearCurrentTextArea
- addSetCursorPosition
- addMoveCursorPosition
- addSetCursorType
- addText
- addReverseText
- addMarqueeText
- addSetBlink
- addSetBrightness
- addBackgroundColor
- addStartSlideShow
- addStopSlideShow
- addDownloadImage
- addRegisterDownloadImage
- addNVImage
- addClearImage
- addSymbol
- addClearSymbol
- addShowClock
- addCommand
- setReceiveEventDelegate
Epos2Keyboard class
- init
- connect
- disconnect
- getStatus
- setPrefix
- getPrefix
- setKeyPressEventDelegate
- setReadStringEventDelegate
Epos2POSKeyboard class
- init
- connect
- disconnect
- getStatus
- setKeyPressEventDelegate
Epos2BarcodeScanner class
- init
- connect
- disconnect
- getStatus
- setScanEventDelegate
Epos2MSR class
- init
- connect
- disconnect
- getStatus
- setDataEventDelegate
Epos2SimpleSerial class
- init
- connect
- disconnect
- getStatus
- sendCommand
- setReceiveEventDelegate
Epos2GermanyFiscalElement class
- init
- connect
- disconnect
- getStatus
- operate
- setReceiveEventDelegate
Epos2OtherPeripheral class
- init
- connect
- disconnect
- getStatus
- sendData
- setReceiveEventDelegate
Epos2CommBox class
- init
- connect
- disconnect
- getStatus
- getCommHistory
- sendMessage
- setReceiveEventDelegate
Common to all classes
- getAdmin
- getLocation
- setConnectionEventDelegate
Epos2Discovery class
- start
- stop
Epos2Log class
- setLogSettings
- SdkVersion
Epos2BluetoothConnection class
- connectDevice
- disconnectDevice
EasySelect class
- parseNFC
- parseQR
- createQR
- parseBeacon
EasySelectInfo class
- deviceType
- printerName
- macAddress
- target
Appendix
- Status list
- Key code list
- List of Supported Classes
- List of Supported APIs
- Printer-specific Support Information
  - TM-m10
  - TM-m30
  - TM-m30II
  - TM-m30II-H
  - TM-m30II-NT
  - TM-m30II-S
  - TM-m30II-SL
  - TM-m30III
  - TM-m30III-H
  - TM-m50
  - TM-m50II
  - TM-m50II-H
  - TM-T20
  - TM-T20II
  - TM-T20III
  - TM-T20IIIL
  - TM-T20X
  - TM-T60
  - TM-T70
  - TM-T70II
  - TM-T81II
  - TM-T81III
  - TM-T82
  - TM-T82II
  - TM-T82III
  - TM-T82IIIL
  - TM-T82X
  - TM-T83III
  - TM-T88V
  - TM-T88VI
  - TM-T88VII
  - TM-T100
  - TM-L90 Liner-Free Label Printer Model
  - TM-L100
  - TM-U220
  - TM-U220II
  - TM-U330
  - TM-P20
  - TM-P20II
  - TM-P60 (Receipt)
  - TM-P60 (Peeler)
  - TM-P60II (Receipt)
  - TM-P60II (Peeler)
  - TM-P80
  - TM-P80II
  - TM-H6000V
  - TM-T20II-i
  - TM-T70-i
  - TM-T82II-i
  - TM-T83II-i
  - TM-T88V-i
  - TM-T88VI-iHUB
  - TM-U220-i
  - TM-U220IIB-i
  - TM-T70II-DT
  - TM-T70II-DT2
  - TM-T88V-DT
  - TM-T88VI-DT2
  - TM-H6000IV-DT
  - TM-T88IV
  - TM-T90
  - TM-L90
  - TM-H6000IV
- Usage restriction by firmware version