Epson TM-T88V-DT ePOS-Device XML Users Manual For TM-i firmware v4.1 - Page 16

Structure of the Communication Box

Page 16 highlights

Structure of the Communication Box App1 -App1 -App2 -App1 -App2 App2 The ePOS-Device Service I/F manages Communication Boxes with Box IDs (BoxID in the figure above). Data can be sent and received between applications belonging to the Communication Box. In the figure above, applications App1 and App2 can send and receive data with one another using the BoxID:1 Communication Box. Specifications of the Communication Box Maximum number of Communication Boxes that can be created Maximum number of applications that can belong to one Communication Box Space of transfer history that one Communication Box can maintain Size of data that can be sent at one time 20 20 10240 Byte 1024 Byte 16

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16
Structure of the Communication Box
The ePOS-Device Service I/F manages Communication Boxes with Box IDs (BoxID in the figure above).
Data can be sent and received between applications belonging to the Communication Box.
In the figure above, applications App1 and App2 can send and receive data with one another using the
BoxID:1 Communication Box.
Specifications of the Communication Box
Maximum number of Communication Boxes that can be created
20
Maximum number of applications that can belong to one Communication Box
20
Space of transfer history that one Communication Box can maintain
10240 Byte
Size of data that can be sent at one time
1024 Byte
App1
App2
<MemberID>
<MemberID>
<MemberID>
-App1
-App2
-App1
-App2