V2EX eprom

EPROM

释义 Definition

EPROM(Erasable Programmable Read-Only Memory)指“可擦除可编程只读存储器”:一种非易失性存储芯片,断电后仍能保存数据;内容可被写入(编程),并可通过紫外线照射将数据擦除后再重新写入。(也存在其他类型的可擦除存储器,如 EEPROM、Flash。)

例句 Examples

The old controller stores its firmware in an EPROM.
老式控制器把固件存放在 EPROM 里。

After debugging, they erased the EPROM with UV light and reprogrammed it for the next test run.
调试完成后,他们用紫外线擦除了 EPROM,并重新编程以进行下一轮测试运行。

发音 Pronunciation

/iprm/

词源 Etymology

来自缩略词 Erasable Programmable Read-Only Memory(可擦除 + 可编程 + 只读存储器)。它在早期电子与计算机硬件中常用于保存固件(如 BIOS、控制程序);典型芯片外观常带一个透明小窗,用于紫外线擦除。

相关词 Related Words

文学与著作 Literary Works

  • The Art of Electronics(Horowitz & Hill)在存储器与数字电路应用语境中常提及 EPROM 等器件
  • Digital Design and Computer Architecture(Harris & Harris)讲解计算机组成与存储系统时会涉及 EPROM/ROM 概念
  • Embedded Systems: Introduction to ARM Cortex-M Microcontrollers(Jonathan W. Valvano)嵌入式固件与存储器类型讨论中可能出现 EPROM 等术语
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