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Section 5: Interface Specifications
Page 5-10 LM Basic 408e/412e Operator’s Manual
5.12 MULTI JOB BUFFER
Timing Chart — Normal Processing
Timing Chart — Error Processing
Power ON
Printer side
SD
RD
Printer status
Initial
STX · · · · · · · ETX (3)
Online
Offlin
Receive, analyze, edit (1)
Print (1)
Note:This protocol will execute an “XON” polling at an interval of 500ms, from the moment the power is turned on until the recept
Receiving buffer near full Pressing Start / Stop K
e
STX · · ETX (1)
XON XON XONXOFF XOFF
500ms
Receive, an
Receiving buffer near full cleared
STX · ·ETX (2)
STX · · · ·
Receive, analyze, edit (2)
Receive, analyze, edit (3)
Print (2)
Power ON
Printer side
SD
RD
Printer status
Head Open
Online
Offline
Receive, analyze, edit (1)
Print (1)
Note: Paper End will be cleared when the Head has been closed.
Note 2: An “XOFF” transmission will be executed when receiving data during the occurrence of an err
o
Pressing Start / Stop key Pressi
STX · · · · · ········ · · · · · · · · · · · · · · · · · ······ETX(1)
XONXOFF XOFF
Receive, analyze, edit (2)
Head Closed Paper End
X
O
XOFF
(Caution 2)
STX ·············ETX (2)