Esc = Defines Downloaded Characters. (Ibm) - Compuprint MDP 30FB Programmer's Manual

The following attributes are reflected in the copied font:
Typeface, international character set, size (super/subscript or normal), quality
(draft/quality).
Before copying ROM characters to RAM, cancel italics with the ESC 5 command. After
copying you can italicize characters by sending the ESC 4 command.
ESC =
Defines downloaded characters. (IBM)
ASCII Code ESC = n m id p t
Hexadecimal Value 1B 3D n m id p t
Decimal Value 27 61 n m id p t
This sequence allows you to design and then down-line load special characters not
present in the character set in use. Whenever you would like to start the DLL setting
procedure, proceed as follows:
• Copy the character generator in ROM into RAM
• Select the DLL generator
There are 256 entries of 9 bytes that compose the look up table of a character
generator. One entry describes one character as follows:
70