Epson UB-E03 - Commands Sent to a TM Printer When the Power Is on; Monitoring of the ASB Status; The Rights of Printing; Time-Out for Connection

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Commands Sent to a TM Printer When the Power is On
Whenthepoweristurnedon,theUB‐E03transmitsthefollowingcommandstotheTMprinter
andmaintainsthestatuses.TheUB‐E03acquiresprinterinformationbyGSIandmonitorsthe
printerstatususingtheGSa255commandthroughtheTMNetWebConfig.
Iftheprinterisoff‐line
whenthepoweristurnedon,thecommandsbelowarenottransmitted.
Monitoring of the ASB Status
TheASBstatusfunctionoftheprinterisusedfortheUB‐E03tocheckthestateoftheprinter.
Therefore,whenthetransmissiondatafromtheapplicationincludesthecommandtonullifythe
ASBstatusfunction,theUB‐E03cannotcontrolthestateoftheprinter.
Takecarenotto
transmitthecommandtonullifythe ASBstatusfunctiontocheckthestateofthe
printercorrectlybytheUB‐E03.OrretransmitthecommandthatmakestheASBstatusfunction
effectiveagain.
The Rights of Printing
TheUB‐E03permitsupto3requestsofconnectingregardlessofthelpr/port9100protocol.The
TMprintercanprintonlythefirstacceptedconnection.Datatransmissionisblockedforother
requestsuntilthefirstconnectionisclosed(explicitcloseorclosebytime‐out).
Time-out for Connection
Ifthereisnodatatransmittedfromthehostfor5minutes,regardlessoftheprotocol,lpr/
port9100,theUB‐E03closestheconnection.
ESC/POS command Description
GS I 1 Acquires printer ID
GS I 2 Acquires printer type ID
GS I 3 Acquires printer ROM version ID
GS a FFh Enables ASB status
The time-out of connection can be set with EPSON TMNet WebConfig. The default
value is 5 minutes (300 seconds).