EF4270 Emulation Commands

Status: 6 Bit

Transmits the status of the paper sensors, cash drawers, forms clamp, and the condition of the printer. This command is processed immediately. The transmitted status is shown in the table below.

Hexadecimal

Decimal

ASCII

 

1B 05

 

27 5

ESC ENQ

Bit

 

0

 

1

 

 

 

 

 

 

0

Form Present

 

 

 

Form Not Present

 

 

 

 

 

 

1

Paper Present

 

 

 

Paper Not Present

 

 

 

 

 

 

2

Printer Is On-Line

 

 

 

Fault Condition

 

 

 

 

 

3

Cash Drawer 1 Closed

 

 

Cash Drawer 1 Open

 

 

 

 

 

4

Cash Drawer 2 Closed

 

 

Cash Drawer 2 Open

 

 

 

 

 

5

Forms Clamp Closed

 

 

Forms Clamp Open

 

 

 

 

 

6

 

 

 

Not used (Always 0)

 

 

 

 

 

7

 

 

 

Not used (Always 1)

3255 4073–002

9–23

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Unisys EFP9800 manual EF4270 Emulation Commands Status 6 Bit, Esc Enq