Secure Digital SD Card, Pin Out pinout. Secure Digital [SD] is a flash based removable memory card. The card format may also be used other device functions in addition to data storage. Secure Digital uses a 9-Pin connector [1 rows of 9 pins]. A compatible card format is called Secure Digital I/O [SDIO]. Free service manuals.

Connector pinout: Secure Digital SD Card, Pin Out

Secure Digital [SD] is a flash based removable memory card. The card format may also be used other device functions in addition to data storage. Secure Digital uses a 9-Pin connector [1 rows of 9 pins]. A compatible card format is called Secure Digital I/O [SDIO].

pin	name	direction	description	color
1	DAT3/CS		Data Line
2	CMD/DI		Cmd line
3	VSS1		Ground
4	Vdd		Voltage Supply [2.7v or 3.6v]
5	Clock		Clock
6	Vss2		Ground
7	DAT0/D0		Data Line 0
8	DAT1/IRQ		Data Line 1
9	DAT2/NC		Data Line 2