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ALFAT

uALFAT

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uALFAT Chip

uALFAT™, pronounced micro ALFAT, is our latest file system chip. Now you can read and write FAT file system files at a very low cost. Accessing many USB devices is as easy!

uALFAT FAQ


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Downloads
uALFAT User manual
Download
uALUSB Manual
Special version firmware to load on same uALFAT chip
Download
Development System Tutorial
Download
uALFAT Code Library
Download
uALFAT Code Library Manual
Download
Latest uALFATFirmware
Download
Latest uALUSB Firmware
Download
LQFP48 package outline
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COM port Firmware Update Utility
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Boot Loader Update Utility
Download
MAX3421E Datasheet
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USBwiz vs uALFAT
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uALUSB Code Library
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uALUSB Library Manual
Download


Key Features
  • FAT16 and FAT32 support.
  • Runs on UART, SPI or I2C.
  • Programmable UART (serial port) bud-rate.
  • Can open 4 files at the same time using file handles.
  • Fast startup and media reconnects.
  • Fast file read/write (average of 60,000 bytes/Sec)
  • Supports Secure Digital (SD) and Multi Media Card (MMC)
  • Supports USB meory devices.
  • Supports USB devices (uALUSB)
  • Field upgradeable firmware through UART, SPI, or I2C.
  • Field upgradeable firmware through a file on the connected media!
  • Very few external components.
  • Built in 10-bit ADC.
  • Low power consumption, 8mA.
  • Sleep mode, 10uA.
  • All I/O pins are 5 volt tolerant.
  • Small surface mount package, LQFP 48 pin.
  • -40°C to +85°C temperature operating range.
  • Lead free.