GL816 – USB 2.0 Flash Card Reader Controller

©2000-2001 Genesys Logic Inc.—All rights reserved.

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2. Features

Supports PCMCIA, CompactFlash

TM

(CF), SmartMedia

TM

(SM), MemoryStick

TM

(MS), Secure Digital

TM

(SD) and Multi Media Card

TM

(MMC) interface on one chip.

Complies with 480Mbps Universal Serial Bus specification rev. 2.0.

Complies with USB Storage Class specification rev. 1.0. (Bulk only protocol).

Operating System supported: Win XP/ 2000/ Me/ 98/ 98SE; Mac OS 9.x/ X.

Supports 1 device address and up to 10 endpoints: Control (0)/ Bulk Read (1)/ Bulk

Write (2)/ Interrupt (3), and 3 optional Bulk Read/ Write endpoints pair.

Integrated USB 2.0 Transceiver Macrocell Interface (UTMI) transceiver and Serial

Interface Engine (SIE).

Integrated 8051 micro-controller with enhanced feature:

-

Supports 48MHz clock rate.

-

12 clocks per instruction cycle.

-

Embedded 24KB Mask ROM and 2KB+256B SRAM.

-

Supports external 64KB ROM/ Flash for design flexibility.

Supports firmware upgrade via USB interface.

Supports external flash read/ write for firmware upgrade and other applications.

Supports serial EEPROM 93C86 interface for the flexibility of vendor or firmware

parameters, EEPROM size up to 2KB.

High efficiency card interface hardware engine for data transfer.

Shared pins between PCMCIA and SmartMedia

PCMCIA interface:

-

Supports address up to 16 bits, with fix and incremental mode.

-

Supports 8 / 16 bit data mode and different timing.

-

Supports WAIT# detection.

-

Supports multi signal level (3.3 / 5V).

-

Other control signals like CD1#, CD2#, CE1#, CE2# … etc.

SmartMedia

-

Supports address up to 4 bytes, 8 bit data width and different speed.

-

Supports different page size, and automatic append redundant area data (8/16

bytes).

-

Hardware ECC generation and verification.

-

Supports firmware correct page ECC error capability.

-

Supports automatic page copy (source page read + destination page write).