当前位置: 首页 > 软件与支持 > IP资源 > sd_host_ctrl

SD2.0 Host Controller  IP

 

The SD2.0 Host Controller IP supports the Secured Digital(SD)2.0 memory technologies and it handles all of the timing and interface protocol requirements to access the media  as well as processing the commands. A host CPU or Microprocessor can easily utilize this IP to access a SD memory card.  

 

Features

 

  • Compliance with the following specification versions:
      - Part 1 Physical Layer Specification Version 2.00 
      - Part A2 SD Host Controller Standard Specification version 2.00
  • Auto Card detect
  • Forced initialization on the inside of the controller IP 
  • Supports SPI, SD 1-bit and SD 4-bit mode
  • Supports the normal mode of 25MHz and the optional high speed mode of 50MHz
  • Supports an 8KB Read/Write buffer for CPU/Microprocessor initiated writes and reads
  • Supports both single and multiple block read/write operation
  • CRC7 and CRC16 support for CMD and DATA
  • With EMIF(External Memory Interface) and AHB interface for user application

 

Block diagram

 

 



Resource  and Performance 

 

 



Download

 

Doc(.pdf)

 

CME_SD20_Host_Controller_user_guide(EN01)

CME_SD20_Host_Controller_example_user_guide(EN01)

 

 

Design(.rar)

 

SD20_Host_Controller_example_M7



 



     加入我们    |     联系我们    |     官方微博    |     官方博客 京ICP备案12039486号     京公网安备110114001125号