GL816 – USB 2.0 Flash Card Reader Controller

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

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MemoryStick

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Complies with MemoryStick interface specification.

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Supports hardware BS/SDIO/SCLK signals.

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Supports INS signal.

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Supports automatic CRC16 generation and verification.

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Supports hardware CMD timeout detection.

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Supports different clock rate up to 24 MHz.

Secure Digital

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Complies with Secure Digital / MMC interface specification.

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Supports both SD / MMC mode access: CLK/CMD/DAT0/DAT1/DAT2/DAT3.

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Command transmit and response receive can be enabled separately.

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Automatic CRC7 generation for command and CRC7 verification for response on

CMD.

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Supports automatic CRC16 generation and verification on DAT3-0.

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In addition to full packet transaction, optional single byte/ bit operation on both

CMD and DAT line/ lines.

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Data processing in block or byte.

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Supports different clock rate from 375 KHz to 24 MHz

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Dedicated power control pins for different cards and power / busy indication.

Build-in power-on reset (POR) and low-voltage detector (LVD).

3.3 Volt operation.

Pin assignment fits to card sockets to provide easier PCB layout.

Supports 8 additional GPIOs and firmware controllable CD, CE pins.

Available in 128-pin LQFP package.