ALFAT SoC Processor Man. Rev. 2.16 Date: November 30, 2015 User Manual A high performance FAT file-system SoC processor with dual USB Host interfaces, USB Client interface (SD-Reader Mode), and 4-bit SD interface. Controlled through UART, SPI or I2C. Document Information Description Abstract ALFAT SoC processor concept, pin-out, specifications, commands, hardware integration guide and full information needed to implement a solution using this processor. Firmware Covers Version 2 Releases GHI Electronics 2014 www.ghielectronics.comGHI Electronics FFALFAT SoC Processor Document Revision History Rev No. Date Modification Rev 2.16 11/30/15 Updated product images Rev 2.15 10/29/15 Clarified NOP and removed a note about a resistor Rev 2.14 01/07/15 Simpler banner pseudo code Rev 2.13 12/03/14 Flow chart, cross-references fixed, OEM Module pinout clarification,... Rev 2.12 11/03/14 Misc. changes Rev 2.11 08/18/14 Micro seconds (Forum 16434) Rev 2.10 07/21/14 Micro seconds (Forum 16205) Rev 2.09 06/18/14 SPI max speed, resisters resistors (Forum 15978) Rev 2.08 06/18/14 Fixed error in write command syntax description Rev 2.07 06/02/14 Added need for initialization to free size command (K) Rev 2.06 05/20/14 Moved some SPI interface sections to proper position Rev 2.05 05/08/14 Added ALFAT-EVAL / Evaluation Kit Rev 2.04 04/30/14 Changed wording in description of Z 2>1 example Rev 2.03 04/03/14 VCAPs from 22uF to 2.2uF Rev 2.02 04/03/14 ALFAT-SDR Rev 2.01 03/25/14 More work on SPI interface Rev 2.00 03/10/14 Preliminary document (for Beta firmware 2.0.0) Man. Rev. 2.16 Page 2 of 68 www.ghielectronics.com