EEPROM 和Flash都是非易失性存储器,这意味着它们在断电后仍保留其数据。它们都由一组存储单元(memory cells )组成,其中每个存储单元保存一位或多位信息。在一些设计中,多个单元组合形成一个位。 在每个存储单元保存一位信息的 EEPROM 和Flash中,(对于Qorivva ...
↑点击上方蓝色字体,关注“嵌入式软件实战派”获得更多精彩内容。 前段时间面试了一个小伙子,他有三四年嵌入式软件开发经验的了,随意问了一个问题: MCU软件的变量是存在哪的,RAM还是ROM? 他犹豫了会,说是ROM。 接着我问他RAM和ROM有什么区别,他“呃 ...
之前有网友问过类似这样的问题: 今天就来围绕EEPROM 和 FLASH展开描述,希望能解决你心中的疑惑。 ROM的发展 ROM:Read-Only Memory,只读存储器。 以非破坏性读出方式工作,只能读出无法写入信息,信息一旦写入后就固定下来,即使切断电源,信息也不会丢失 ...
Almost all AVR microcontrollers have built-in Electrically Eraseable Programmable Read Only Memory (EEPROM).The advantage of EEPROM is that even when the microcontroller is turned off, data stored in ...
CHANDLER, Ariz., Aug. 25, 2020 (GLOBE NEWSWIRE) -- Portable consumer and medical devices including fitness trackers, hearing aids and glucose monitors as well as industrial, automotive and other ...
New EEPROMs Provide Highest Memory Density Available for I²C Bus CHANDLER, Ariz.— Microchip Technology Inc., a leading provider of microcontroller and analog semiconductors, today announced the ...
Imagine living in a world where every time you wanted to use the computer to format a document or edit a video file, you had to complete your work in one sitting and transfer it to a physical ...
Over on YouTube [Electronic Wizard] explains how to use the AT24C32 EEPROM for external memory for microcontrollers. He begins by explaining that you don’t want to ...
We’ve seen projects test the lifespan of an EEPROM before, but these projects have only tested discrete EEPROM chips. [John] at tronixstuff had a different idea and set out to test the internal EEPROM ...
Flash memory is inside your smartphone, GPS, MP3 player, digital camera, PC and the USB drive on your key chain. (SSD) using flash memory are replacing hard drives in and PCs and even some server ...
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