ALFAT-OM-337 GHI Electronics, ALFAT-OM-337 Datasheet - Page 2

• Manufacturer Part Number: ALFAT-OM-337
• Description: Memory IC Development Tools ALFAT USB / SD to UART / SPI OEM BOARD
• Manufacturer: GHI Electronics

Specifications of ALFAT-OM-337

• Rohs: yes
• Product: SD OEM Board
• Tool Is For Evaluation Of: SD, SDHC, MMC Cards, USB drives
• Memory Type: Flash
• Operating Supply Voltage: 3.3 V
• Description/function: OEM board offers a seamless way to access files on SD & MMC cards and on USB memory drives
• Interface Type: I2C, SPI, UART, USB
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Part # Aliases: GHI-ALFAT-OM-337

GHI Electronics
Rev. 1.13
Document Revision History
Rev No. Date
Rev 1.13 10/03/12 Fixed a mistake in SPI Interface
Rev 1.12 09/25/12 Fixed
Rev 1.11 08/13/12 Updated ALFAT design reference schematics: C16, C17
Rev 1.10 07/10/12 Added important notes to
Rev 1.09 06/21/12 Some SD cards do not work with high clock frequency SD-bus.
Rev 1.08 06/05/12 Clarified card detect and write protection signals in the pin-out
Rev 1.07 06/01/12 Minor spelling errors.
Rev 1.06 05/29/12 Edited
Rev 1.05 05/11/12 Added
Rev 1.04 04/16/12 Major changes to ALFAT access interface section (UART, SPI
Rev 1.03 03/19/12 Fixes to multiple typos.
Rev 1.02 03/15/12 Adding 6.4.Updating the firmware using a terminal console
Modification
Fixed
should be ignored.
Added
section
PHY
Added an important note to
USB1 Initialization.
Added new features to
Initialize
ALFAT command's terminator can be LF('\n') or CR ('\r').
Fixed
Clarified I2C addressing
and Initialize command sections.
Added
Added
Added new features to
Added new features to
Added CD and WP pin description to pin-out table.
Fixed #WAKEUP pin description
and I2C) to match firmware version1.03. Busy pin is required to
be monitored.
Fixing B and K command description.
Clarifying some ambiguous points.
Fixes to 8.2.ALFAT SD board pin-mount tables
section.
I2C Interface section
SPI interface
"? Find File or Folder
SPI Bus configuration
RTC crystal specifications
Card Detect and Write Protect signals
L command (Fast
integration guide
command" is modified to set different clock frequencies.
Page 2 of 51
"Response byte to Frame Type". The value
J
Z
J
and updated
command.
command.
Write), SPI DMA receive channel.
command.
Full Speed / High Speed with ULPI
command" date format.
"I Initialize
section.
Read Transaction
to Hardware integration guide
performance
command" concerning
ALFAT SoC Processor
section.
www.ghielectronics.com
description
section.
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