Compuprint 4247-Z03 Programmer Manual - Manual (Page 73)

Printable Code Area Expansion (ESC 6)
1B 36
This control enables codes X'80' through X'9F' from the active character set to become printable
characters instead of control characters.
Cancel Printable Code Area Expansion (ESC 7)
1B 37
This control cancels Printable Code Area Expansion (ESC 6).
Copy ROM into Ram (ESC : NUL)
1B 3A 00
This control copies the characters in ROM into RAM. Specific characters may be redefined.
Select Unidirectional Mode (one line only) (ESC <)
1B 3C
This control selects unidirectional printing from left to right for one line only. ESC < is cancelled by a
Carriage Return. The print head begins the line at the Home position, prints to the end of the line, then is
cancelled by the CR that returns the head to Home.
Set MSB to 0 (ESC =)
1B 3D
This control sets the most significant bit (MSB) of all incoming data to 0. The MSB is bit 7. This control
only affects text and control code data. This control can prevent the problem of some system applications
that always send data with the MSB set to 1, which results in italic or graphics printing in Epson printers.
Set MSB to 1 (ESC >)
1B 3E
This control sets the most significant bit (MSB) of all incoming data to 1. The MSB is 7. This control only
affects text and control code data.
Reassign Graphics Mode (ESC ?)
1B 3F S NN
This control reassigns a graphics command (ESC K, ESC L, ESC Y, or ESC Z) to a different mode (K, L,
Y, or Z).
Chapter 2. Epson FX-1050 Data Stream 53