Epson TM-H6000IV-DT ePOS-Device XML Users Manual - Page 37
If automatically reconnecting the network, Device, Applic, tion
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Chapter 3 Programming Guide If automatically reconnecting the network If network communication with the TM-Intelligent was reconnected, the Communication Box sequence is as follows. Application A ePOS-Device Application B 1 : Establishment of TCP/IP connection() TCP connection to Socket I/F from the native application 2 : connect message(client_id=0001) Establishes communication path with ePOS-Device Service I/F 3 : open_commbox message() 1 : Establishment of TCP/IP connection() TCP connection to Socket I/F from the native application 2 : connect message(client_id=0001) Establishes communication path with ePOS-Device Service I/F 3.1 : Response(data_id=1) 3 : open_commbox message() 3.1 : Response(data_id=1) 3 4.1 : commbox_data message (type:onreceive, data_id=2) 4 : commbox_data message(type:send) Network is cut off 5 : commbox_data message(type:send) 5.1 : Retains inside (data_id=3) 6 : Establishment of TCP/IP connection() 6.1 : connect message(client_id=0002) 7 : reconnect message (new_client_id = 0002, old_client_id = 0001, received_id = 2) 7.1 : Response(OK) 5.2 : commbox_data message (type:onreceive, data_id=3) 37