{"id":19925506,"url":"https://github.com/embeddedalpha/w25qx_flash","last_synced_at":"2025-10-05T23:06:59.931Z","repository":{"id":99542883,"uuid":"607815280","full_name":"embeddedalpha/W25Qx_Flash","owner":"embeddedalpha","description":"STM32Fx Driver for W25Qx Flash 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W25Qx Winbond SPI Flash\n\n## W25Q80\n\n[Datasheet](https://www.mouser.com/datasheet/2/949/w25q80dv_dl_revh_10022015-1489677.pdf) \n\n#### Organized into 4,096 programmable pages of 256-bytes each.\n\n## W25Q16\n\n[Datasheet](https://www.digikey.com/htmldatasheets/production/3221237/0/0/1/W25Q16JV.pdf)\n\n#### Organized into 8,192 programmable pages of 256-bytes each. \n\n## W25Q32\n\n[Datasheet](https://www.elinux.org/images/f/f5/Winbond-w25q32.pdf) \n\n#### Organized into 16,384 programmable pages of 256-bytes each\n\n### xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n\n## GENERAL DESCRIPTION\n\u003ch4\u003e \nSPI clock frequencies of up to 80MHz are\nsupported allowing equivalent clock rates of 160MHz for Dual Output and 320MHz for Quad Output\nwhen using the Fast Read Dual/Quad Output instructions.\n\u003c/h4\u003e\n\n### xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n## Standard, Dual or Quad SPI\n\u003ch4\u003e \n\u003cli\u003e Standard SPI: CLK, /CS, DI, DO, /WP, /Hold\n\u003cli\u003e Dual SPI: CLK, /CS, IO0, IO1, /WP, /Hold\n\u003cli\u003e Quad SPI: CLK, /CS, IO0, IO1, IO2, IO3\n\u003c/h4\u003e\n\n### xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n## Highest Performance Serial Flash \n\u003ch4\u003e \n\u003cli\u003e Up to 6X that of ordinary Serial Flash\n\u003cli\u003e 80MHz clock operation\n\u003cli\u003e 160MHz equivalent Dual SPI\n\u003cli\u003e 320MHz equivalent Quad SPI\n\u003cli\u003e 40MB/S continuous data transfer rate\n\u003cli\u003e 30MB/S random access (32-byte fetch) \n\u003cli\u003e Comparable to X16 Parallel Flash\n\u003c/h4\u003e\n\n### xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n\u003ch4\u003e \n\u003cli\u003e Software and Hardware Write-Protect\n\u003cli\u003e Top or Bottom, Sector or Block selection\n\u003cli\u003e Lock-Down and OTP protection\n\u003cli\u003e 64-Bit Unique ID for each device\n\u003c/h4\u003e\n\n### xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n## Functions available for use:\n\u003ch4\u003e \n\u003cli\u003e W25QX_Init\n\u003cli\u003e W25Qx_Release_Power_Down\n\u003cli\u003e W25Qx_Write_Byte\n\u003cli\u003e W25Qx_Store_Last_Position\n\u003cli\u003e W25Qx_Read_Last_Write_Poisition\n\u003cli\u003e W25Qx_Chip_Erase\n\u003cli\u003e W25Qx_Block_Erase\n\u003cli\u003e W25Qx_Read_Byte\n\u003cli\u003e W25Qx_Write_Page\n\u003cli\u003e W25Qx_Read_Page\n\u003cli\u003e W25Qx_Fast_Read_Page\n\u003c/h4\u003e","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fembeddedalpha%2Fw25qx_flash","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fembeddedalpha%2Fw25qx_flash","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fembeddedalpha%2Fw25qx_flash/lists"}