Oki ML1120 - Set;Reset Double Height Characters

Technical Reference Guide – Command descriptions > 153
S ET / RESET DOUBLE HEIGHT CHARACTERS
> Code: ESC w n
> Compatibility:
ML1190 eco: EPSON LQ
ML1120 eco: EPS FX
> Function:
Characters will be printed twice as high after receiving this
command.
> Range:
n = 00H, 30H, 80H, B0H – RESET double height printing.
n = 01H, 31H, 81H, B1H – SET double height printing.
> Additional details:
This command applies to all characters.
Double height can be mixed with standard height
characters in the same line. The double height characters
will be printed twice as high from the same base line as the
standard height.
Double height characters are printed unidirectionally in two
passes.
Underline in double height will be 3 dots high.
S ET / RESET DOUBLE HEIGHT CHARACTERS
> Code: ESC [ @ n1 n2 m1 m2 m3 m4
> Compatibility:
ML1190 eco: IBM
ML1120 eco: IBM III
> Function:
Upon receipt of this command, characters will be printed
twice as high as standard characters.
> Range: