Compuprint 10300 User Guide

Page of 229
Commands 
131
 
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NUL 
Ignored. 
ASCII Code 
NUL 
Hexadecimal Value 
NUL 
Decimal Value 
00 
This code is ignored. 
DC1 
Selects printer (Data Control 1). 
ASCII Code 
DC1 
Hexadecimal Value 
11 
Decimal Value 
17 
In parallel interface, after the printer has been deselected by DC3 code, this code will select 
again the printer. In serial interface, this code is sent from the printer to the host to indicate 
that the printer is ready to receive data.
 
DC3 
Deselects printer (Data Control 3). 
ASCII Code 
DC3 
Hexadecimal Value 
13 
Decimal Value 
19 
In parallel interface, this code causes the printer to enter the standby condition until a DC1 code 
is received. In serial interface, this code is sent from the printer to the host to indicate that it is 
not ready to receive data.