Solution 12138: Font and Size of Characters Used on the TI-89 Family, TI-92 Family and Voyage™ 200 Graphing Calculators.
What is the font and size of characters used on the TI-89 Family, TI-92 Family and Voyage 200 Graphing Calculators?The font set is a custom set that gets installed on the PC along with most of Texas Instruments' Windows® applications (such as NoteFolio Creator™). It is called Ti92Pluspc on the computer. On the calculator, most of the characters are 5 pixels wide by 7 pixels high in the body of the display screen. The small font in the toolbar and status line has a variable width. Those digits are mostly 3 pixels wide by 5 pixels high.
For additional information, refer to the bid specifications for graphing calculators on the Texas Instruments website.