Cognitive Solutions A799 Manual De Usuario

Chapter 4: Programming Commands

 83

Revision D 12/09

A799-PG00001D

ESC u n 

Hexadecimal  1B 75 n 

27 117 n

Value of n  Function 

00 

Drawer 1 

High = Open  

 

 

Low = Closed or Not Present

01 

Drawer 2 

High = Open 

 

 

Low = Closed or Not Present

02 

Paper Low   

High = Paper Out 

 

(Not Implemented.  Low = Paper Present 

 

Interpreted as  

 

Paper Out.)

03 

Paper Out (Default)  High = Paper Out 

 

 

Low = Paper Present

>03 

Ignored, No Change  Printer Does Not Stay BUSY

1

1

PAPER EXHAUST LINE is valid to indicate previously requested status.

This command allows the printer to inform the host when the data in the buffer has been processed. The PAPER 
EXHAUST line shows the status for the cash drawer or receipt paper as shown in the table.
Status information is limited to what can be sent by the dedicated lines: BUSY, ACK, PAPER EXHAUST, and FAULT.

Parallel communications only.

ESC v 

Hexadecimal  1B 76 

27 118

0 

Receipt paper 

Present 

Low (only if paper low sensor is enabled)

1 

Receipt cover 

Closed 

Open

2 

Receipt paper 

Present 

Out

3 

Knife position 

Home position  Not home position

4 

Not used 

Fixed to zero 

Fixed to zero

5 

Temperature 

In valid range 

Too hot or too cold

6 

Voltage 

In valid range 

Too high or too low

7 

Not used 

Fixed to zero 

Fixed to zero

Sends status data to the host computer. The printer sends one byte to the host computer when it is not busy or in a fault 
condition. In DTS/DSR protocol, the printer waits for DSR = SPACE.

See busy line and fault conditions in the real time commands section of this document for details about fault condition 
reporting.
In LEGACY emulation, this command is ignored.