Display object

Controls character display on the customer display.

API		Description
Window	createWindow method	Defines the display area.
	destroyWindow method	Deletes the display area setting.
	setCurrentWindow method	Switches between display areas.
	clearWindow method	Deletes the current display area.
	addCreateScreen method	Defines the base window.
	addCreateScreenCustom method	Defines the base window.
	createTextArea method	Defines the display area.
	destroyTextArea method	Deletes the display area setting.
	setCurrentTextArea method	Switches between display areas.
Window	clearTextArea method	Deletes the current display area.
Cursor	setCursorPosition method	Moves the cursor.
	moveCursorPosition method	Moves the cursor within the display area.
	setCursorType method	Changes the cursor display.
Text display	addText method	Displays text.
	addReverseText method	Displays inverted text.
	addMarquee method	Displays a marquee.
Display attributes	setBlink method	Blinks display.
	setBrightness method	Changes the display brightness.
	addBackgroundColor method	Sets the background color.
Graphics	addStartSlideShow method	Starts a slide show.
	addStopSlideShow method	Ends a slide show.
	addDownloadImage method	Displays an image.
	addRegisterDownloadImage method	Registers an image.
	addNVImage method	Displays an NV image.
	addClearImage method	Deletes an image.
Barcode	addSymbol method	Displays a two-dimensional symbol.
Barcode	addClearSymbol method	Deletes a two-dimensional symbol.
Clock	showClock method	Displays the clock.
Command transfer	addCommand method	Runs an optional command.
Transmission	send method	Sends a control command.
Initialization	reset method	Reset
Reception of result	onreceive event	Control result reception event

The APIs and parameters that can be used vary depending on the customer display used and its display modes.

The table below shows the API that can be used in each customer display and display mode.

API	Parameter	DM-D30	DM-D70 (Standard mode)	DM-D70 (Column/row fixed mode)	DM-D110/ DM-D210
createWindow method		✔	-	✔	✔
destroyWindow method		✔	-	✔	✔
setCurrentWindow method		✔	-	✔	✔
clearWindow method		✔	-	✔	✔
addCreateScreen method		-	✔	✔	-
addCreateScreenCustom method		-	✔	✔	-
createTextArea method		-	✔	-	-
destroyTextArea method		-	✔	-	-
setCurrentTextArea method		-	✔	-	-
clearTextArea method		-	✔	-	-
setCursorPosition method		✔	✔	✔	✔
moveCursorPosition method		✔	✔	✔	✔
setCursorType method		✔	-	-	✔
addText method	data	✔	✔	✔	✔
	lang	✔*	✔	✔	✔*
	x	✔	✔	✔	✔
	y	✔	✔	✔	✔
	r	-	✔	-	-
	g	-	✔	-	-
	b	-	✔	-	-
addReverseText method		✔	-	-	✔
addMarquee method		✔	✔	✔	✔
setBlink method		✔	-	-	✔
setBrightness method		✔	✔	✔	✔
addBackgroundColor method		-	✔	-	-
addStartSlideShow method		-	✔	-	-
addStopSlideShow method		-	✔	-	-
addDownloadImage method		-	✔	-	-
addRegisterDownloadImage method		-	✔	-	-
addNVImage method		-	✔	-	-
addClearImage method		-	✔	-	-
addSymbol method		-	✔	-	-
addClearSymbol method		-	✔	-	-
showClock method		-	-	-	✔
addCommand method		✔	✔	✔	✔
send method		✔	✔	✔	✔
reset method		✔	✔	✔	✔
onreceive event		✔	✔	✔	✔

*: The setting value "mul" cannot be used.

Quick Access

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[Notes]

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

Epson ePOS SDK for JavaScript

Introduction
help
ePOSDevice object
Common to device objects
- callEvent method
OtherPeripheral object
- send method
- onreceive event
Display object
Keyboard object
POSKeyboard object
- onkeypress event
MSR object
- ondata event
Printer object
HybridPrinter2 object
Scanner object
- ondata event
SimpleSerial object
- sendCommand
- oncommandreply event
GermanyFiscalElement object
- operate method
- ongfereceive event
DeviceHubTerminal object
- shutdown method
- restart method
CommBoxManager object
- openCommBox method
- closeCommBox method
CommBox object
ePosDeviceConfiguration object
- Constructor
- getRegisterdDevices method
Appendix
- Error Code List
  - Error Codes acquired in the Callback Parameter and Counteractions
  - Error Codes acquired in the Onreceive Event and Countermeasure
- Key code list
- List of Supported Objects
- 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-T20II
  - TM-T20III
  - TM-T82III
  - TM-T88VI
  - TM-T88VII
  - TM-L100
  - TM-T70
  - TM-T70II
  - TM-T88IV
  - TM-T88V
  - TM-U220
  - TM-U220II
  - TM-U330
  - TM-P20
  - TM-P20II
  - 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-T20
  - TM-T82II
  - TM-T83II
  - TM-T90
  - TM-L90
  - TM-H6000IV
- Usage restriction by firmware version