Tally Genicom Matrix Printer - Manual (Page 250)

Right Justification ON CSI 8 y
Centering ON CSI 9 y
Right Justification and Centering OFF
CSI 10 y
Right Justification and Centering OFF CSI : y
Data Structure ASCII CSI n "y" justification
hex. 9B n 79
dec. 155 n 121
Description For n the following characters are available:
n hex. dec. justification
8 38 56 [A] right justification ON ➊
9 39 57 [A] centering ON ➋
10 31 30 49 48 [A] right justification and centering OFF
: 3A 58 [C] right justification and centering OFF
➊ Leading blanks will not be corrected. Blanks at line end will be ignored.
➋ The text is centered between the active margins.
14 Paper and Text Formatting