Epson LQ-2550 User Manual - Page 230

Word Processing ESC a Select Justification Format: ASCII code: ESC n Decimal: 27 97 n Hexadecimal: 1B 61 n Comments: The following values can be used for n: 0: Selects left justification. 1: Selects centering. 2: Selects right justification. 3: Selects full justification. The default setting is n = 0. Full justification (n = 3) is performed when the buffer becomes full; HT, BS, and spacing commands should not be used with justification. For n = 3 there must be no carriage returns within a paragraph. ESC SP (space) Set Intercharacter Space Format: ASCII code: ESC SP n Decimal: 27 32 n Hexadecimal: 1B 20 n Comments: Sets the amount of space added to the right of each character, in addition to the space already allowed in the design of the character. The number of dots is determined by n, which should be from 0-127. Each unit of space is 1/120th of an inch in draft and l/l80th of an inch in Letter Quality and proportional. Double-wide doubles the unit of space. 8-30 Command Summary