Real-Time Commands - SPRT SP-RMD11A User Manual

When in hex mode print, all the commands and data the host sent to the printer will be
printed in hex codes.
Hex mode print will be carried out only when the print buffer is full.
Notice: only LSB of n is valid, default n=0

4.2.9 Real-time Commands

DLE EOT n
Format: ASCII:
Decimal:
Hexdecimal:
Explanation:
Transmits the selected printer status specified by n in real-time, according to the
following parameters:
n = 1: Transmit printer
status
n = 2: Transmit off-line
status n = 3: Transmit error
status
n = 4: Transmit paper sensor
status
· The printer returns the related status at once upon receiving it.
· This command should not be used within the data sequence of another command that
consists of 2 or more bytes.
· The printer transmits the current status. Each status is represented by one byte data.
· The printer transmits the status without confirming whether the host computer can
receive data.
· The printer executes this command at once upon receiving it.
· This command is valid only for serial interface printer. The printer will execute this
command at once after receiving it, no matter what status the printer is in.
n = 1: Printer
status
DLE EOT n
16 4 n
10 04 n
40
Real-time status transmission