Keil Logo Arm Logo

Flash File System Features

Features
File System Support
ANCI C library API (fopen, fread, etc)
FAT12, FAT16, FAT32
Sub-folder support
Long file name support
File Tables in ROM
File system de-fragmentation
Media Support
ROM
RAM
Flash
SPI Flash
SD/MMC/SDHC Cards 1-bit, 4-bit & SPI interfaces
Maximum Device Memory Size 32GB
Other Features
Time-Stamps
Simultaneous access to different media
Multiple block read and write commands
SD/MMC file caching
Flash ROM device driver
(similar to ULINK Flash Driver)
Multi-Threaded implementation
Memory card format
using optimal cluster size and alignment
Memory card hot plug

Keil logo

Arm logo
Important information

This site uses cookies to store information on your computer. By continuing to use our site, you consent to our cookies.

Change Settings

Privacy Policy Update

ARM’s Privacy Policy has been updated. By continuing to use our site, you consent to ARM’s Privacy Policy. Please review our Privacy Policy to learn more about our collection, use and transfers
of your data.

Acquisition of ARM Holdings plc. by SoftBank Group Corp.

We are pleased to inform you that on 5 September 2016, SoftBank Group Corp. acquired ARM Holdings Plc. ARM will continue to operate as an independent business within the SoftBank group.

Any current agreements between ARM Ltd (or other ARM group companies, as applicable) you / your company remain in effect as between the parties, and the parties will continue to be bound by and perform the obligations in such agreements. If you have any queries please direct these to ARMSoftbank-Notifications@arm.com.