Breakout Board for SD-MMC Cards (BOB-12941)

DESCRIPTION

With SD and MMC memory prices dropping, the time is right for mass storage and datalogging. This breakout board will allow you to breakout the SD/MMC socket to a standard .1" 10-pin header. Perfect for breadboarding and the likes. Board comes fully assembled and tested as shown.

The board has 11 signal holes, ready for 0.1" header pins (not included)

• COM : Common - Connects to the housing
• WP : Write Protect Detect Switch
• CD : Card Detect Switch
• P9 : Not used in SPI Mode (Pin 9 on SD Card)
• IRQ : Not used in SPI mode (Pin 8 on SD Card)
• DO : Serial Data Out
• GND : Ground - Connect this to COM to ground the housing
• CLK : Serial Clock
• VCC : 3.3V Power
• DI : Serial Data In
• CS : Chip Select

It is recommended that you connect the COM pin to GND if you plan to use the CD or WP pins.

Dimensions: 1.3x1.5"

RESOURCES

• SD Socket Datasheet
• Maxim App Note using the MAXQ2000
• App note from Kronos Robotics