Micro SD(TF) Storage Board

Availability

In stock

Compact breakout board for Micro SD (TF) cards, providing an SPI-accessible card slot for microcontroller projects.

Logical pinout · physical placement not verified

3.3VP1 pin 1
Board/card power supply
Type · PowerVoltage · 3.3V
D0P1 pin 2
SD data 0 / SPI MISO
Type · GPIOVoltage · 3.3V logic
D1P1 pin 3
SD data 1
Type · GPIOVoltage · 3.3V logic
D2P1 pin 4
SD data 2
Type · GPIOVoltage · 3.3V logic
D3P1 pin 5
SD data 3 / SPI chip select
Type · GPIOVoltage · 3.3V logic
CMDP1 pin 6
SD command / SPI MOSI
Type · SignalVoltage · 3.3V logic
CLKP1 pin 7
SD/SPI clock
Type · SignalVoltage · 3.3V logic
GNDP1 pin 8
Ground
Type · GroundVoltage · 0V
CDP1 pin 9
Card-detect signal
Type · SignalVoltage · 3.3V logic

Pin	Position	Type	Function	Voltage
3.3V	P1 pin 1	Power	Board/card power supply	3.3V
D0	P1 pin 2	GPIO	SD data 0 / SPI MISO	3.3V logic
D1	P1 pin 3	GPIO	SD data 1	3.3V logic
D2	P1 pin 4	GPIO	SD data 2	3.3V logic
D3	P1 pin 5	GPIO	SD data 3 / SPI chip select	3.3V logic
CMD	P1 pin 6	Signal	SD command / SPI MOSI	3.3V logic
CLK	P1 pin 7	Signal	SD/SPI clock	3.3V logic
GND	P1 pin 8	Ground	Ground	0V
CD	P1 pin 9	Signal	Card-detect signal	3.3V logic

Logical pinout · physical placement not verified

Pin details

9 connections

3.3V
Board/card power supply
PowerVoltage · 3.3V
P1 pin 1
D0
SD data 0 / SPI MISO
GPIOVoltage · 3.3V logic
P1 pin 2
D1
SD data 1
GPIOVoltage · 3.3V logic
P1 pin 3
D2
SD data 2
GPIOVoltage · 3.3V logic
P1 pin 4
D3
SD data 3 / SPI chip select
GPIOVoltage · 3.3V logic
P1 pin 5
CMD
SD command / SPI MOSI
SignalVoltage · 3.3V logic
P1 pin 6
CLK
SD/SPI clock
SignalVoltage · 3.3V logic
P1 pin 7
GND
Ground
GroundVoltage · 0V
P1 pin 8
CD
Card-detect signal
SignalVoltage · 3.3V logic
P1 pin 9

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