Epson TM-T20II-i Device Data Notification Users Manual - Page 9

Control Device, Device SDK or ePOS-Device XML.

Page 9 highlights

Chapter 1 Overview Control Device The following devices can be designated as the control device for Device Data Notification: ❏ Main printer of the TM intelligent printer ❏ TM printer * ❏ Customer display ❏ Serial communication device ❏ Communication box in the TM intelligent printer * : Available TM printers are different depending on the TM-i Firmware version in the TM intelligent printer.  For details, refer to Technical Reference Guide for each printer. The device designated as the input device or control device is locked with exclusive lock by 1 Device Data Notification. Therefore, the designated device cannot be controlled by ePOS- Device SDK or ePOS-Device XML. 9

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9
Chapter 1
Overview
1
Control Device
The following devices can be designated as the control device for Device Data Notification:
Main printer of the TM intelligent printer
TM printer
*
Customer display
Serial communication device
Communication box in the TM intelligent printer
*
: Available TM printers are different depending on the TM-i Firmware version in the TM intelligent printer.
For details, refer to Technical Reference Guide for each printer.
The device designated as the input device or control device is locked with exclusive lock by
Device Data Notification. Therefore, the designated device cannot be controlled by ePOS-
Device SDK or ePOS-Device XML.