ROM Works

From How ROM Works

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Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. Similar to RAM, ROM chips (Figure 1) contain a grid of columns and rows. But where the columns and rows intersect, ROM chips are fundamentally...

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ROM Types
From How ROM Works

Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. There are five basic ROM types: ROM PROM EPROM EEPROM Flash memory Each type has unique characteristics, which you'll learn about in this article...

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Introduction to How ROM Works

Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. Computer Memory Image Gallery2008 HowStuffWorksROM is used in most electronic devices. See more computer memory pictures.Read-only memory (ROM...

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PROM
From How ROM Works

Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. Creating ROM chips totally from scratch is time-consuming and very expensive in small quantities. For this reason, mainly, developers created a type...

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EEPROMs and Flash Memory
From How ROM Works

Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. byte at a time. See How Flash Memory Works to learn more about this type of ROM and its applications. For more information on ROM and other types...

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EPROM
From How ROM Works

Read-only memory is essential to your computer. You'll also find ROM in video games, cell phones and microwaves. Learn about the different types.. Working with ROMs and PROMs can be a wasteful business. Even though they are inexpensive per chip, the cost can add up over time. Erasable...

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Installing the Hard Drive
From How to Build a Computer

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The hard drive sits in a bracket and is connected directly to the power supply. Find out how to install a hard drive and learn where the CD-ROM drive.. The last steps are installing the hard drive and the CD-ROM drive. The case has a removable bracket with four rubber grommets on it, which line...

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Microprocessor Instructions
From How Microprocessors Work

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that RAM starts at address 128 in this processor, and ROM (which contains the assembly language program) starts at address 0, then for our simple...

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Why can I play some DVD movies, but not others, on my computer DVD-ROM?

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Why can I play some DVD movies, but not others, on my computer DVD-ROM?.. player or DVD-ROM drive sold in the country where the DVD movie was sold. The actual region code is in one byte on the DVD (digital versatile disc...

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Microprocessor Memory
From How Microprocessors Work

Microprocessor memory helps with the microprocessor's basic functions. Learn about microprocessor memory, ROM, BIOS and what the boot sector is...The previous section talked about the address and data buses, as well as the RD and WR lines. These buses and lines connect either to RAM or ROM...

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