SDXCcard IPcore 
Easy to use with exFAT & FAT32 file system!!
SDXC card IPcore compliant with SD Specifications Version 3.01 and support both High-speed
SD card (Class6), SDHC card and SDXC card. It supports SDR50 mode and achieves High-speed transmission up to 50MB/s (support SDR104 mode soon). DesignGateway provide demo bit file for Xilinx
ML505/506 for evaluation. You can easily evaluate SDXC card IP core on
the board before purchasing. Go to Performance/Application
We also provide normal SD-IP and SDHC-IPcore. Go to SD/SDHC-IP core page
Features of SDXC-IPcore
- Compliant with SD Specifications Part 1 Physical Layer version 3.01
- Support both SD/SDHC/SDXC card
- Auto detect SD card type (SD/SDHC/SDXC)
- Support Bus speed mode: Default speed(12.5MB/s), High Speed(25MB/s), and SDR50(50MB/s). SDR104 will be supported soon.
- Auto SD clock suspension for power saving
- Auto error checking function
- Cyclic Redundancy Check (CRC16) for read transfer
- CRC status check for write transfer
- Timeout when no response returned from SD card
- Timeout when SD card is not ready in time during initialization process
- High performance for data transfer by 4-bit SD data transfer mode
- Simple connection for command signal and FIFO interface for data signal
- No global clock and clock management inside it to reduce clock resource for RAID system.
- Reference designs available on ML505/ML506
- High performance write/read transfer by raw data format (no file system).
- Write/Read transfer in exFAT and FAT32 file system format.
Block diagram of SD-IPcore
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Document download
| Document name | Update (Revision) | File name |
| SDXC-IPcore Leaflet |
2010/12/16 | SDXCcard-Brief-E.pdf |
| SDXC-IPcore Datasheet for Xilinx |
2010/11/11 (Rev1.2) | dg_sdxc_ip_data_sheet_x_en.pdf |
| SDXC-IPcore Datasheet for Altera | (comming soon) | (comming soon) |
| SDXC-IPcore Reference Design Document for Xilinx |
2010/11/11 (Rev1.0) | dg_sdxc_ip_refdesign_vt5_en.pdf |
| SDXC-IPcore Demo Instruction(exFAT) |
2010/11/11 (Rev1.0) | dg_sdxc_ip_exfat_demo_instruction_en.pdf |
| SDXC-IPcore Demo Instruction(FAT32) |
2010/11/11 (Rev1.0) | dg_sdxc_ip_fat32_demo_instruction_en.pdf |
| SDXC-IPcore Demo Instruction(raw data) |
2010/11/11 (Rev1.0) | dg_sdxc_ip_raw_demo_instruction_en.pdf |
| SD-IPcore Reference Design Document for Altera | (comming soon) | (comming soon) |
Bit file download for evaluation
1-hour limitation bit files are provided. You can evaluate SDXC-IPcore on Xilinx ML505/ML506 board.
Go to Download pageDemonstration video clip on youtube (Japanese version).
Inquiry/Purchase
About price and licence of this IPcore, please contact Design Gateway.
| Part Number | Description |
| SDXC-IP001 | Host side. Support both SD, SDHC and SDXC. Netlist providing. 1 project license. |
| Accessories for evaluation | Description |
 AB04-SDCARD |
SD card extension adaptor board for Xilinx ML505/506 board |
Performance of SD-IPcore
SDXC-IPcore supports SDR50 mode (will support SDR104 soon). It fully use the performance of SDXC card.SDXC performance result with SDXC-IPcore * with Hagiwara HPC-SDX64G10C |
Support exFAT & FAT32 file system
| SDXC-IPcore supports exFAT and FAT32 file system. Your system can manage data as files and share files with computer.
It is effective and easy for you to use data and apply for any applications.
You can evaluate SDXC-IPcore with file system on ML505/506.. Go to Download page |
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| * Supporting command: fm, dir, cd, mk, rm, nw, rd, dl, help |
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| Design Gateway Co., Ltd. |