IBM 4400 Double Strike, Cancel, Double Wide Print

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Chapter 6Configuring the Epson FX-1050E mulationwith Control Codes
Double Strike, Cancel
ASCII Code ESC H
Hex Code 1B 48
Dec Code 27 72
Purpose Turns off the double strike printing set by ESC G or ESC !.
Comment This control code resets only the double strike print attribute.
Other print attributes, such as double wide printing, are not
affected.
Double Wide Print
ASCII Code ESC W n
Hex Code 1B 57 n
Dec Code 27 87 n
Purpose Turns double wide print on and off.
where:
n =hex 1 or hex 31 turns double wide print on
n =hex 0 or hex 30 turns double wide print off
Comment When ESC W is received, all characters are printed twice as
wide until reset. This command overrides SO, ESC SO, and
DC4. The OCR A and OCR B fonts cannot be printed in double
wide.
†Like the Epson FX-1050, this control code doubles the character
width. Unlike the Epson FX-1050, however, this code does
not
double the inter-character spacing. The formulas for total
character spacing are as follows:
Epson FX-1050 2(char +1dot+space)
Epson Emulation 2(char +1dot) +space
Example The following sample illustrates double wide character printing.