Compuprint MDP40B Programmer Manual - Manual (Page 211)

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ESC S
Document length or width document: answer. (Olivetti PR2)
ASCII Code ESC S n
Hexadecimal Value 1B 53 n
Decimal Value 27 45 125
Answer to the ESC - command.
ESC ! G n
9 or 24 pin graphics and DLL selection. (Olivetti PR2)
ASCII Code ESC ! G n
Hexadecimal Value 1B 21 47 n
Decimal Value 27 33 71 n
Sets graphic printing (BIM) and DLL printing at 9 or 24 pins. When this command is
sent, it erases from the printer memory any DLL characters loaded previously.
n BIM and DLL
30 (H) 9 pin
31 (H) 24 pin
The default setting is 9 pin.
The command is not accepted (command specification error) if it is sent inside a
printing field or a device other than the front paper stand is selected.