Chapter 7: Programming

Keys and display

In the PROG mode, to make programs as simple as possible, some keys and the display may work in a different manner to other modes. The differences are described below.

•Press i(the fkey) to directly access the command menu for programming. The Filing Equation function does not work in PROG mode.

•While entering a program name, keys are locked in ALPHA mode (A- LOCK) automatically.

•In a program, a single line can hold up to 159 letters, where all commands are counted as a single letter. As you type in a line, the text will scroll to the left. Lines do not wrap in the PROG mode.

Creating a NEW Program

After you name the program, the calculator automatically stores the whole program under this name as you create it. You do not have to save the program manually.

Creating a NEW program

1.Press b 2to enter the PROG mode and then press 1to

create a NEW program.

 

 

 

 

 

 

MODE

• The display prompts you to select the

ƒNORMAL ⁄NBASE

NORMAL program mode or the NBASE

 

 

 

program mode.

 

 

 

 

 

 

2. For this example, press 0to select the

 

 

 

TITLE? :NORMAL

NORMAL program mode.

• The display prompts you to enter a

 

 

 

program name.

 

 

 

 

 

 

3. Type the name of the program (i.e.,

 

 

 

 

 

 

 

 

 

SLOPE_ :NORMAL

SLOPE).

• A program name can have up to 7 letters.

•The calculator automatically switches to

the alphabet-lock mode. You do not have to press the ;key each time before entering an alphabetic character.

4.After completion, press e.

•You are now ready to write a program.

•Each program line is saved after you press u, dor e.

SLOPE :NORMAL PROGRAM?

•You can use the calculator’s regular functions as commands. You can also use the additional programming commands in the imenu.

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Sharp EL-5250, EL-5230 Creating a NEW Program, Mode, TITLE? Normal, Keys and display, Creating a NEW program
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EL-5230, EL-5250 specifications

The Sharp EL-5250 and EL-5230 are advanced scientific calculators that cater to students, professionals, and anyone in need of a reliable tool for complex calculations. Both models are designed with a blend of functionality, portability, and user-friendliness, making them excellent choices for math and engineering tasks.

The Sharp EL-5250 is equipped with a wide range of features ideal for higher-level calculations. It supports over 500 functions, including trigonometric, exponential, logarithmic, and statistical computations. The calculator also includes built-in memory functions, allowing users to store and recall values effortlessly. The large, easy-to-read LCD display can present multiple lines of data simultaneously, enhancing clarity and reducing the need for repetitive calculations.

On the other hand, the EL-5230, while slightly less advanced, still offers a robust set of functions. This model is particularly well-suited for students in high school or early college, providing essential functionalities for algebra, geometry, and basic statistics. Its 240 functions cover a variety of mathematical disciplines, making it a versatile option for different educational needs.

Both calculators feature Sharp's unique "MathPrint" technology, which is a standout characteristic allowing users to view fractions, square roots, and other expressions in a format more akin to traditional textbook layouts. This technology greatly enhances comprehension and usability, particularly for visual learners.

The calculators are powered by dual power sources, utilizing both solar and battery power, ensuring reliability in diverse environments. The compact and lightweight design of the EL-5250 and EL-5230 makes them highly portable. Users can easily carry them in a backpack or briefcase without added bulk.

Durability is another aspect where Sharp excels. The calculators are built to withstand regular use, featuring a sturdy exterior. Additionally, Sharp provides a protective cover that helps prevent damage during transport, making these calculators a long-term investment for users.

In summary, both the Sharp EL-5250 and EL-5230 deliver exceptional performance with their extensive features and advanced technology. They are perfect for those who require reliable and efficient tools for various mathematical tasks, whether in education or professional settings. With their user-friendly designs and durability, these calculators continue to be reliable companions for anyone working with numbers.
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