4 2013-02-13 www.fritzing.org <b>DOSonCHIP IC</b> This is the tested schematic and footprint for the DOSonCHIP FAT16 FAT32 IC. Spark Fun Electronics SKU : COM-07956. QFN package also tested/proven. DOSonCHIP IC QFN DOSONCHIP-IC QFN-24 qfn-24 sparkfun Data Storage IC qfn CARD_CD

CARD_CS

CARD_DIN

CARD_DOUT

CARD_SCLK

CARD_WP

DIR

GND

I2C_SCL

I2C_SDA

MODE0

MODE1

RESET

SPI_CS

SPI_MISO

SPI_MOSI

SPI_SCLK

UART_CTS

UART_RTS_BUSY

UART_RX

UART_TX

VDD

XTAL_IN

XTAL_OUT