1.Support Micro SD Card, Micro SDHC card (high-speed card).
2. The level conversion circuit board can interface level 5V or 3.3V.
3. Communication interface is a standard SPI interface.
4. VCC is the power supply, MISO, MOSI, SCK is the SPI bus, CS is the chip select signal pin;
5. 3.3V regulator circuit: LDO regulator output 3.3V as level converter chip, Micro SD card supply;
6. Level conversion circuit: Micro SD card into the direction of signals into 3.3V, Micro SD card toward the direction of the control interface MISO signal is also converted to 3.3V, general AVR micro-controller system can read the signal;
7. Micro SD card connector: yes, Since the bomb deck for easy card insertion and removal.
8. Mounting holes: 4 M2 screws positioning hole diameter of 2.2mm, easy to install positioning, to achieve inter-module combination.
Specification:
Condition:100% brand new
Power supply: 4.5V ~ 5.5V, 3.3V
Positioning holes: 4 M2 screws
Control Interface: GND, VCC, MISO, MOSI, SCK, CS
Size: 18.5 (mm) x17.5 (mm)
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