Compuprint 10200 Programmer Manual - Manual (Page 134)

Commands
130
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.