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and is compatible with most of the SCM system
The PN532 is the most popular NFC chip
with standard thickness of FR4
1uF capacitors on either side for extra power stability
which you will want to use as a pullup from the data pin to VCC
Micro SD Card Reader Module 6 Pin light intensity and is compatible with mostMicro SD card with 6 PINS , Micro SDHC card (high speed card) level conversion circuit board which can interface level is 5 V or 3. 3 V communication interface is a standard SPI interface Control interface a total of six pins (GND, VCC, MISO, MOSI, SCK, CS), GND to ground, VCC is the power supply, MISO, MOSI, SCK is the SPI bus, CS is the signal circuit of the chip signal; 3. 3 V regulator circuit: LDO regulator output 3. 3 V as a level converter
US$ 325.00
US$ 14.95
US$ 14.95
US$ 14.95
US$ 362.50
