Unisys EFP9800 User Manual
EF4270 Emulation Commands
9–22
3255
4073–002
Printer Status Commands
These commands enable the printer to communicate its status to the host
computer.
computer.
The commands are listed numerically by hexadecimal code.
Status: 3 Bit
Transmits the status of the paper sensors and the condition of the printer. This
command is processed immediately.
command is processed immediately.
Hexadecimal Decimal ASCII
05 03
5 3
ENQ ETX
The transmitted status is shown in the table:
Bit 0
1
0
Form Present
Form Not Present
1
Paper Present
Paper Not Present
2
Printer Is On-Line
Fault Condition
Note: This command provides compatibility with earlier model printers. It
is generally not used for new applications. See the Status: 6 Bit
command (1B 05) for the more generally used command.
command (1B 05) for the more generally used command.