Request Alternate Status (A793 Emulation Only); Transmit Paper Sensor Status - CognitiveTPG A799 Programming Manual

Revision D 12/09

Request alternate status (A793 emulation only)

ASCII ESC u n
Hexadecimal 1B 75 n
Decimal
27 117 n
Value and Range of n:
Value of n Function
00 Drawer 1
01 Drawer 2
02 Paper Low
(Not Implemented.
Interpreted as
Paper Out.)
03 Paper Out (Default) High = Paper Out
>03 Ignored, No Change Printer Does Not Stay BUSY
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.
Exceptions
Parallel communications only.

Transmit paper sensor status

ASCII
ESC v
Hexadecimal 1B 76
Decimal 27 118
Values:
Status Byte (RS-232C)
Bit Function 0 Signifies
0 Receipt paper Present
1 Receipt cover Closed
2 Receipt paper Present
3 Knife position Home position
4 Not used Fixed to zero
5 Temperature In valid range
6 Voltage In valid range
7 Not used 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.
Related information
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.
Description
High = Open
Low = Closed or Not Present
High = Open
Low = Closed or Not Present
High = Paper Out
Low = Paper Present
Low = Paper Present
1
1 Signifies
Low (only if paper low sensor is enabled)
Open
Out
Not home position
Fixed to zero
Too hot or too cold
Too high or too low
Fixed to zero
A799-PG00001D
Chapter 4: Programming Commands 83