Oki ML1120 - Enable Upper ASCII Characters; Select Character Set II

Technical Reference Guide – Command descriptions > 127
> Additional details:
ESC 4 also selects italics printing.
E NABLE UPPER ASCII CHARACTERS
> Code: ESC 6
> Compatibility:
ML1190 eco: EPSON LQM
ML1120 eco: EPS FX
> Function:
To assign characters to the upper ASCII region 80H – 9FH.
> Additional details:
80H – 9FH will not be treated as control codes. Characters
are assigned.
> Related functions:
ESC t 1 must be used prior to this command to select IBM
character set II from Epson mode.
S ELECT CHARACTER SET II
> Code: ESC 7
> Compatibility:
ML1190 eco: EPSON LQM
ML1120 eco: EPS FX
> Function:
To enable the upper ASCII region to function in the same
manner as the lower ASCII control codes.
> Additional details:
80H – 9FH will be treated as control codes 00H – 1FH.
> Related functions:
ESC t 1 must be used prior to this command to select IBM
character set II.