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MP-2100 TH · Revision 1.1
Communication
ASCII Dec Hex Description
ENQ 05 05 Serial communication status inquiry. After this command is issued,
the printer returns a status, defined below.
ETX 03 03 Ends buffer – the printer will be BUSY while the printing is performed,
changing status only when the buffer is empty. On serial interfaces
DTR (RTS) will be high while the printing is performed.
STX 02 02 Clears the buffer.
Data Control
ASCII Dec Hex Description
CAN 24 18 Cancel last line
DEL 127 7F Cancel last character
Parallel interface status byte
The table below shows the printer statuses obtained through the parallel interface, with the PC BIOS function “Get
status printer” (Int 17h – Printer I/O):
Parallel Interface Status Byte Description
/BUSY /ACK PE SEL ERROR X X X HEX
1 0 0 1 0 0 0 0 90h On Line (Remote mode)
1 0 1 0 1 0 0 0 A8h Paper end
1 0 x 1 1 0 0 0 98h/B8h Head Up