HP 48gII Graphing Calculator Manual do Utilizador descarregar pdf (Página 809)

Additional character set

While you can use any of the upper-case and lower-case English letter from

the keyboard, there are 255 characters usable in the calculator. Including

special characters like θ, λ, etc., that that can be used in algebraic

expressions. To access these characters we use the keystroke

combination …± (associated with the EVAL key). The result is the

following screen:

By using the arrow keys, š™˜—, we can navigate through the

collection of characters. For example, moving downwards in the screen

produces more characters in the display:

Moving farther down, we see these characters:

There will be one character highlighted at all times. The lower line in the

display will show the short cut for the highlighted character, as well as the

ASCII character code (e.g., see the screen above: the short cut is αDα9,

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HP 48gII Graphing Calculator Manual do Utilizador Página 809