Data Sheet

Pin Definition

Pin No.

SD Mode SPI Mode

Name Description Name Description

1 CD/DAT3 Card Detect/Data Line [Bit3] CS Chip Select (neg true)

2 CMD Command/Response DI Data In

3 V

SS1

Supply voltage ground V

Supply voltage ground

4 V

Supply voltage VDD Supply voltage

5 CLK Clock SCLK Clock

6 V

SS2

Supply voltage ground V

SS2

Supply voltage ground

7 DAT0 Data Line [Bit0] DO Data out

8 DAT1 Data Line [Bit1] RSV Reserved

9 DAT2 Data Line [Bit2] RSV Reserved