[abc] key set

Use this key set to input alphabetic characters. Tap one of the tabs along the top of the keyboard (along the right when using horizontal display orientation) to see additional characters, for example, tap [Math]. For more information, see “Using the Alphabet Keyboard” (page 24).

[Catalog] key set

This key set provides a scrollable list that can be used to input built-in functions, built-in commands, system variables, and user-defined functions. Tap a command to select it and then tap it again to insert it. Selecting an item from the Form list changes the available commands. For more information, see “Using the Catalog Keyboard” (page 24).

[Number] key set

This key set provides the same keys as those on the keypad. Use this key set when you want to use only the touch screen for input or in place of the keypad while using horizontal (landscape) display orientation.

Input Basics

This section includes a number of examples that illustrate how to perform basic input procedures. All of the procedures assume the following.

The Main application is running. See “Built-in Applications” (page 12).The soft keyboard is displayed. See “Using the Soft Keyboard” (page 15).kInputting a Calculation Expression

You can input a calculation expression just as it is written, and press the Ekey to execute it. The ClassPad automatically determines the priority sequence of addition, subtraction, multiplication, division, and parenthetical expressions.

Example: To simplify −2 + 3 − 4 + 10uUsing the keypad keyscz2+3-4+10E

If the line where you want to input the calculation expression already contains input, be sure to press cto clear it.

uUsing the soft keyboardTap the keys of the [Number] keyboard to input the calculation expression.c4-c+d-e+baw

Chapter 1: Basics

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