Chapter 7: Programming

Editing a Program

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

2.Select the program you wish to edit and press e.

•If you want to add text into your program, press @O.

•If you want to add lines into your program, press @O (the shape of the cursor will become a triangle) and then move the cursor to the beginning of the line and press eto add a new line there.

•Remember that you can enter only one command per line except in the special case of the ‘If…Goto’ command. Do not try to enter two or more commands on a single line.

•The line you modify is saved after you press u, dor e. If you do not wish to change the line, press j twice. (The line will disap- pear at this point, however, the contents of the line are not deleted.)

•To clear an entire line of a program, press j then u, dor e. To delete a blank line, move the cursor to the blank line and press y.

•Any blank lines will be ignored when running.

•ydeletes the character you have just entered (the character at the cursor position).

•You can change the name of a program by overwriting the existing name. Press uto move the cursor to the title line and type the new name and press e.

3.Press j to exit the EDIT mode.

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Sharp EL-5250, EL-5230 operation manual Editing a 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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